Hitachi FSG Series Technical Catalogue Download Page 281

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REFRIGERANT PIPING AND REFRIGERANT CHARGE

RAS-(5/8/10/16/20)FSG

Figure 3

* Conditions:

Outdoor Unit

Liquid Piping Ø

RAS-5FSG

12.7

RAS-8FSG

12.7

RAS-10FSG

15.88

RAS-16FSG

19.05

RAS-20FSG

19.05

RAS-(24/30)FSG1

Figure 4

* Conditions:

Outdoor Unit

Liquid Piping Ø

RAS - 24 FSG1

19.05

RAS - 30 FSG1

22.2

RAS-10FXG

Figure 5

* Conditions:

Outdoor Unit

Liquid Piping Ø

RAS-10FXG

12.7

Height

difference

(m)

Piping

Length

(m)

When the
outdoor unit
is installed
higher than
indoor unit.

Total length between

outdoor unit and each

indoor unit

DSW3 is required

When the
outdoor unit
is installed
lower than
indoor unit.

DSW3 : Not Set (Factory-Supplied)
(1=OFF, 2= OFF)
DSW3 : Set
(1=ON, 2 = OFF)

Height

difference

(m)

Piping Length (m)

When the
outdoor unit
is installed
higher than
indoor unit.

Total length between outdoor unit

and each indoor unit

Refer to fig. 6

When the
outdoor unit
is installed
lower than
indoor unit.

DSW3: Set

DSW3: Not Set

(factory-

Supplied)

DSW3: Set

DSW3: Set

Height

difference

(m)

Piping

Length

(m)

When the
outdoor unit
is installed
higher than
indoor unit.

Total length between

outdoor unit and each

indoor unit

DSW3 is required

When the
outdoor unit
is installed
lower than
indoor unit.

DSW3 : Not Set (Factory-Supplied)
(1=OFF, 2= OFF)
DSW3 : Set
(1=ON, 2 = OFF)

Summary of Contents for FSG Series

Page 1: ...Technical Catalog SET FREE FSG 1 FXG 1 SERIES Outdoor Units 5 30 HP Indoor Units Type 4 Way Cassette 2 Way Cassette Wall Ceiling In the Ceiling Floor Floor Concealed ...

Page 2: ......

Page 3: ...in order that HITACHI may bring the latest innovations to their customers Whilst every effort is made to ensure that all dimensions and specifications are correct any printers errors not rectified are outside the control of HITACHI who cannot be held responsible for same ...

Page 4: ......

Page 5: ... other flammable and poisonous gases into the refrigerant cycle when performing a leakage test or an air tight test These types of gases are extremely dangerous and can cause an explosion It is recommended that compressed air nitrogen or refrigerant be used for these types of tests Do not pour water into the indoor unit outdoor unit or CH unit These products are equipped with electrical parts If p...

Page 6: ... 2 6 ELECTRICAL DATA ________________ 6 1 6 1 Indoor Unit ________________________ 6 2 6 2 Outdoor Unit _______________________ 6 3 7 ELECTRICAL WIRING DIAGRAMS _______________________ 7 1 8 REFRIGERANT CYCLE______________ 8 1 8 1 Outdoor Units ______________________ 8 2 8 2 CH Units _________________________ 8 9 9 CONTROL SYSTEM ________________ 9 1 9 1 Device Control System _______________ 9 2 9...

Page 7: ... 3 Electrical Wiring for Indoor Units ______ 15 4 15 4 Common Wiring ___________________ 15 9 15 5 Wire Sizes ______________________ 15 13 16 INSTALLATION OF OPTIONAL REMOTE CONTROLLER____________________ 16 1 16 1 Installation of Remote Control Switch PC P1HE ______________________ 16 3 16 2 Installation of Remote Control Switch Core Function PC P5H __________ 16 6 16 3 Installation of Central St...

Page 8: ...7564 RPC 2 5 7E872030 7E772030 7E782030 RPI 2 5 7E872025 7E772025 7E782025 RCI 3 0 7E872027 7E772027 7E782027 RCD 3 0 60277817 60277565 RPC 3 0 7E872058 7E772058 7E782058 RPI 3 0 7E872031 7E772031 7E782031 RCI 4 0 7E872028 7E772028 7E782028 RCD 4 0 60277818 60277566 RPC 4 0 7E872059 7E772059 7E782059 RPI 4 0 7E872032 7E772032 7E782032 RCI 5 0 7E872029 7E772029 7E782029 RCD 5 0 60277819 60277567 RP...

Page 9: ... FSG FSG1 FXG FXG1 RAS 5FSG 60271994 RAS 8FSG 60271995 RAS 8FXG 60272062 RAS 10FSG 60271996 RAS 10FXG 60272063 RAS 16FSG 60272037 RAS 20FSG 60272038 RAS 20FXG1 60278688 RAS 24FSG1 60278657 RAS 30FSG1 60278658 RAS 30FXG1 60278689 ...

Page 10: ...iver Kit 3 Wires 60299911 PC LH3A Wireless Control Switch 62299909 PCC 1A Optional Function Connector 60199286 not shown PC P1HE Remote Control Switch 7E799954 PC 2H2 Remote Control Switch 60299908 PRC 10E 3P Extension Cord 6E290211 PRC 15E 3P Extension Cord 6E290212 PRC 20E 3P Extension Cord 6E290213 PRC 30E 3P Extension Cord 6E290214 PRC 10E1 2P Extension Cord 7E790211 PRC 15E1 2P Extension Cord...

Page 11: ...el wireless control 7E299497 P G23WAH2E1 Air Panel with heater and wireless control 7E299488 P G46WA2E Air Panel 7E299498 P G46WA2E1 Air Panel with heater 7E299487 P G46WAH2E Air Panel wireless control 7E299499 P G46WAH2E1 Air Panel with heater and wireless control 7E299489 P G23DWA1 Air Panel 60299570 P G46DWA1 Air Panel 60299571 THM R2AE Remote Sensor THM4 7E799907 DBS 26 Drain Discharging Boss ...

Page 12: ...ipe 7E799965 E 202M1 Branch pipe 7E799966 E 242S Branch pipe 60290696 E 302S Branch pipe 60290697 E 52XME1 Branch pipe 7E790234 E 82XME1 Branch pipe 7E790235 E 102XME1 Branch pipe 7E790237 E 152X Branch pipe 60291014 E 242X Branch pipe 60291015 E 302XME1 Branch pipe 60291016 E 54SE Header 6E290268 E 58SE Header 6E290269 E 865E3 Header 6E290243 E 885E3 Header 6E290244 E 88XE3 Header 6E290242 ...

Page 13: ...3 57 7 1 7 ...

Page 14: ......

Page 15: ...______________________________________ 9 1 2 4 RPI In The ceiling Type___________________________________________________ 10 1 2 5 RPK Wall Type__________________________________________________________ 11 1 2 6 RPF Floor Type _________________________________________________________ 11 1 2 7 RPFI Floor Concealed Type________________________________________________ 11 1 2 8 Slim and Compact Outdoo...

Page 16: ... to find various building requirements Nominal Horsepower HP Indoor Unit Type 0 8 1 0 1 5 2 0 2 5 3 0 4 0 5 0 RCI O O O O O O O RCD O O O O O O O RPC O O O O O RPI O O O O O O O O RPK M O O O O 2 3 RPF O O O O RPFI O O O O O AVAILABLE n Minimum and maximim combination of Outdoor and Indoor Units Indoor Unit Outdoor Unit Model Minimum Combination Horsepower HP Maximum Combination Horsepower HP Mini...

Page 17: ...achieved a lower sound operation due to lower fan revolution Air flow resistance decreased by 20 The optimized slit shape minimizes noise by reducing air intake resistance Heat Exchanger optimized by 2 gas 1 liquid path arrangement n DC Inverter Plus CBC Condenser Best Control 1 The DC inverter controls compressor speeds from 30Hz to 115Hz reaching quickly at a set temperature and maintaining a st...

Page 18: ... lower than I U Maximum vertical lift among indoor units 15m Flexibility of Indoor Unit Control CS NET system is the developed Computer Controlled Network System from HITACHI for SET FREE multi split air conditioners PSC 5S Is a central station It allows to control 8 outdoor units with 16 indoor unit each one PC P1HE Is a remote control It allows to control 1 outdoor unit with 16 indoor unit PC LH...

Page 19: ...70 75Hz Electronic Control The capacity of the Outdoor unit is continuously controlled by the inverter from 3 3 to 130 This wide working range has been obtained by the improvement of shaft strength and high pressure oil circulation in the scroll compressor Therefore an air conditioning system where heat load is greatly changed through the day is easily catered for Also the capacity of indoor unit ...

Page 20: ... unit By these functions saving of maintenance period and labor during the trial operation and servicing has been achieved Greatly Minimized Piping Work by HITACHI Uni Piping System The Uni Piping system where the same size pipe as the main refrigerant pipe can be utilized has been developed Due to this single size piping work has been greatly simplified Also from the point of design complicated p...

Page 21: ...em Example 1 Outdoor Units 16 n Central Station PSC 5S New Central Station Up to 16 groups Allows all the control from PC P1HE n Timer PSC 5T New develop for 7 day Timer Allows the connection to PC P1HE directly The program is saved in solid state memory and therefore permanently stored Backup battery allows time running during two weeks in case of power failure n Interface HARC BXE Gateway Interf...

Page 22: ...r will not circulate well n Fresh air intakes is available Connection position of Fresh Air intake can be taken in by connecting the duct beside indoor unit as shown in the drawing below with control duct fan it will operate only when unit is operating giving good air recirculation and good comfort n Built in Drain Pump The cassette air conditioning unit is equipped with an internal drain pump tha...

Page 23: ...ing perfectly n Low Profile Design A compact turbo fan simplifies the structure and reduces the heigh of the unit to 298 mm end the low profile design unit allows easy installation in a smal space inside of ceiling 1 2 3 RPC CEILING TYPE n New Profile Design RPC unit has been designed looking for elegant apparency with more confortable style and new colour As usual the unit has fully adjustable mo...

Page 24: ...electionability and all fan speed levels High Medium Low are available n Drain pump as standard All unit range from 0 8HP to 5 0HP are equipped with an internal Drain pump that remove the accumulated condensation from the drain pump even while the cooling operation is in progress An electronic sensor monitors the water level and automatically activates the pump when draining becomes necessary This...

Page 25: ...d remote control switch PC P1HE is also applicable 1 2 6 RPF FLOOR TYPE n Slim Design of only 220 mm Depth Due to the slim designs the indoor unit can be installed along the wall without wasting valuable floor space n Low Height of only 630 mm The height of the indoor unit is only 630 mm so that this unit is ideal for the perimeter zone air conditioning n Optional Location for PC P1HE RPF In case ...

Page 26: ...possible due to the structure of a rear intake and upward discharge design Even a limited space can be effectively utilized FSG 5 HP FSG 8HP 10HP FSG 16HP 20HP FXG1 20HP Installation Space 0 48 m Installation Space 0 72 m Installation Space 1 51 m FSG1 24HP 30HP FXG1 30HP FXG 8HP 10HP ...

Page 27: ... Disch Mechanism 10 Float Switch 11 Drain Pan 12 Panel 13 Air Intake Grille 14 Air Filter 15 Air Outlet 16 Air Inlet RCD Indoor Unit 1 0 3 0 HP No Part Name 1 Fan 2 Fan Motor 3 Heat Exchanger 4 Distributor 5 Strainer 6 Micro Computer Control Ex Valve 7 Electrical Control Box 8 Refrigerant Gas Pipe Connection 9 Refrigerant Liquid Pipe Connection 10 Drain Pipe Connection VP25 11 Drain Discharge Mech...

Page 28: ...pe Connection 11 Drain Discharge Mechanism 12 Float Switch 13 Drain Pan 14 Air Panel 15 Air Intake Grille 16 Air Filter 17 Air Outlet 18 Air Inlet RPC Indoor Unit 2 0 5 0 HP No Part Name 1 Fan Casing 2 Fan Motor 3 Heat Exchanger 4 Distributor 5 Micro Computer Control Ex Valve 6 Air Filter 7 Refrigerant Gas Pipe Connection 8 Refrigerant Liquid Pipe Connection 9 Electrical Control Box 10 Motor for A...

Page 29: ...0 Electrical Control Box 11 Air Inlet 12 Air Outlet 13 Drain up mechanism 14 Drain Pipe Connection RPI Indoor Unit 2 0 5 0 HP No Part Name 1 Fan 2 Fan Motor 3 Heat Exchanger 4 Electric Control Box 5 Liquid Refrigerant Connection 6 Gas Refrigerant Connection 7 Drain Pipe Connection 8 Expansion Valve 9 Strainer 2x 10 Air Filter 11 Air Inlet 12 Air Outlet 13 Drain up mechanism Air Outlet Air Inlet Ai...

Page 30: ...ille 17 Wireless Receiver RPF Indoor Unit 1 0 2 5 HP No Part Name 1 Fan Casing 2 Fan Motor 3 Heat Exchanger 4 Micro Computer Control Ex Valve 5 Distributor 6 Drain hose 7 Refrigerant Liquid Pipe Connection 8 Refrigerant Gas Pipe Connection 9 Electrical Control Box 10 Air Inlet 11 Air Outlet 12 Air Filter RPFI Indoor Unit 1 0 2 5 HP No Part Name 1 Fan Casing 2 Fan Motor 3 Heat Exchanger 4 Expansion...

Page 31: ...22 Crankcase Heater for compressor Outdoor Unit RAS 8 10FSG No Part Name 1 Compressor inverter 2 Compressor constant speed 3 Heat exchanger 4 Propeller Fan 5 Fan Motor 6 Accumulator 7 Oil Separator 8 Micro Computer Control Ex Valve 9 Reversing Valve 10 Stop Valve Gas Line 11 Stop Valve Liquid Line 12 Liquid Receiver 13 Check Joint Low 14 Check Joint High 15 Check Joint for Oil separator 16 Solenoi...

Page 32: ... 23 Strainer 24 Check valve 25 Check valve 26 Check valve 27 Oil Heater for Oil separator 28 Crankcase Heater for compressor 29 Sight Glass FSG only 30 Dryer FSG only Outdoor Unit RAS 24 30FSG1 No Part Name 1 Compressor 2 Heat exchanger 3 Propeller Fan 4 Fan Motor 5 Accumulator 6 Oil Separator 7 Micro Computer Control Ex Valve 8 Reversing Valve 9 Stop Valve Gas Line 10 Stop Valve Liquid Line 11 Li...

Page 33: ...essure Sensor 24 High Pressure Switch for Protection 25 Strainer 3 8 26 Strainer 1 2 27 Strainer 3 4 28 Check Valve 7 8 29 Sight Glass for FXG Only 30 Dryer for FXG Only 31 Oil Heater for Oil Separator 32 Crankcase Heater for Compressor Outdoor Unit RAS 20FXG1 No Part Name 1 Compressor 2 Heat exchanger 3 Propeller Fan 4 Fan Motor 5 Accumulator 6 Oil Separator 7 Micro Computer Control Ex Valve 8 Re...

Page 34: ...ssure Gas Line 10 Stop Valve High Pressure Gas Line 11 Stop Valve Liquid Line 12 Liquid Receiver 13 Check Joint Low 14 Check Joint High 15 Check Joint for Oil Separator 16 Solenoid Valve 17 Electrical Box 18 Low Pressure Sensor 19 High Pressure Sensor 20 High Pressure Switch for Protection 21 Strainer Liquid 22 Strainer Low pressure Gas 23 Strainer Bypass 24 Crankcase Heater 25 Plate Heat Exchange...

Page 35: ...___________________________________ 9 2 2 1 RAS Outdoors Unit FSG FSG1 _____________________________________________ 9 2 2 2 RAS Outdoors Unit FXG FXG1 ____________________________________________ 10 2 3 Component Data _________________________________________________________ 11 2 3 1 RCI 4 Way Cassette Type _________________________________________________ 11 2 3 2 RCD 2 Way Cassette Type _______...

Page 36: ...th Wireless P G12WAH2E P G23WAH2E P G46WAH2E With Heater P G23WA2E1 P G46WA2E1 Adaptable Air Panel Model With Wireless Heater P G23WAH2E1 P G46WAH2E1 Color Munsell Code Spring White 4 1Y 8 5 0 7 Height mm 31 10 31 10 31 10 31 10 31 10 31 10 31 10 Width mm 950 950 950 950 950 1270 1270 Outer Dimensions Depth mm 950 950 950 950 950 950 950 Net Weight kg 7 7 7 7 7 10 10 Packing Measurements m 3 0 12 ...

Page 37: ...ts m 3 0 23 0 23 0 23 0 23 0 23 0 37 0 37 Standard accessories Suspension Brackets Adaptable Air Panel Model P G23DWA1 P G46DWA1 Color Munsell Code Silky White Height mm 30 10 30 10 30 10 30 10 30 10 30 10 30 10 Width mm 1100 1100 1100 1100 1100 1660 1660 Outer Dimensions Depth mm 710 710 710 710 710 710 710 Net Weight kg 6 6 6 6 6 8 8 Packing Measurements m 3 0 10 0 10 0 10 0 10 0 10 0 15 0 15 Op...

Page 38: ...53 3 8 9 53 3 8 9 53 3 8 Gas Line mm in 15 88 5 8 15 88 5 8 15 88 5 8 19 05 3 4 19 05 3 4 Condensate Drain mm Æ25 OD Æ25 OD Æ25 OD Æ25 OD Æ25 OD Packing Measurements m3 0 24 0 29 0 29 0 36 0 43 Optional Accessories Remote Control Switch PC P1HE or PC 2H2 OD Outer Diameter NOTE 1 The nominal cooling and heating capacity is the combined capacity of the HITACHI standard split system and are based on ...

Page 39: ...12 7 1 2 Ø12 7 1 2 Condensate Drain mm Ø32 OD Ø32 OD Ø32 OD Packing Measurements m 3 0 16 0 16 0 16 Optional Accessories Remote Control Switch PC P1HE or PC 2H2 OD Outer Diameter NOTE 1 The nominal cooling and heating capacity is the combined capacity of the HITACHI standard split system and are based on the JIS 158616 Operation Conditions Cooling Heating DB 27 0 C 20 0 C Indoor Air Inlet Temperat...

Page 40: ... Nut Connection With Flare Nuts Liquid Line mm in Ø6 35 1 4 Ø9 53 3 8 Ø9 53 3 8 Ø9 53 3 8 Ø9 53 3 8 Gas Line mm in Ø15 88 5 8 Ø15 88 5 8 Ø15 88 5 8 Ø19 05 3 4 Ø19 05 3 4 Condensate Drain Ø32 OD Ø32 OD Ø32 OD Ø32 OD Ø32 OD Approximate Packing Measurement m 0 36 0 36 0 36 0 48 0 48 Optional Accessories Remote Control Switch PC P1HE or PC 2H2 OD Outer Diameter HSP High Static Pressure Connection LSP ...

Page 41: ... Gas Line mm in Ø12 7 1 2 Ø12 7 1 2 Ø15 88 5 8 Ø15 88 5 8 Condensate Drain Ø26 OD Ø26 OD Ø26 OD Ø26 OD Approximate Packing Measurement m 0 12 0 12 0 12 0 12 Optional Accessories Remote Control Switch PC P1HE OD Outer Diameter NOTE 1 The nominal cooling and heating capacity is the combined capacity of the HITACHI standard split system and are based on the JIS 158616 Operation Conditions Cooling Hea...

Page 42: ...mm in Ø6 35 1 4 Ø6 35 1 4 Ø6 35 1 4 Ø9 53 3 8 Ø6 35 1 4 Ø6 35 1 4 Ø6 35 1 4 Ø9 53 3 8 Gas Line mm in Ø12 7 1 2 Ø12 7 1 2 Ø15 88 5 8 Ø15 88 5 8 Ø12 7 1 2 Ø12 7 1 2 Ø15 88 5 8 Ø15 88 5 8 Condensate Drain mm Ø18 5 OD Ø18 5 OD Ø18 5 OD Ø18 5 OD Ø18 5 OD Ø18 5 OD Ø18 5 OD Ø18 5 OD Packing Measurements m 3 0 22 0 24 0 29 0 29 0 22 0 23 0 25 0 25 Optional Accessories Remote Control Switch PC P1HE or PC 2...

Page 43: ...ndenser Fan Propeller Fan Quantity 1 1 1 2 2 3 3 Air Flow Rate m min 87 138 172 278 344 426 531 Motor Output Pole W 160 6 275 6 275 6 275 6 275 6 275 6 x3 275 6 x3 Refrigerant Piping Flare Nut and or Flange Connection Factory supplied Liquid Line mm in Ø9 53 3 8 Ø12 7 1 2 Ø12 7 1 2 Ø15 88 5 8 Ø15 88 5 8 Ø19 05 3 4 22 2 7 8 Gas Line mm in Ø19 05 3 4 Ø22 2 or Ø25 4 7 8 or 1 Ø25 4 or Ø28 6 1 or 1 1 8...

Page 44: ...put Pole W 275 6 275 6 275 6 x2 275 6 x3 Refrigerant Piping Flare Nut and or Flange Connection Factory supplied Liquid Line mm in Ø12 7 1 2 Ø12 7 1 2 Ø15 88 3 4 Ø22 2 7 8 Gas Line Low Pressure mm in Ø25 4 or Ø22 2 1 or 7 8 Ø28 6 1 1 8 Ø34 92 or Ø38 1 1 3 8 or 1 1 2 Ø41 3 or Ø44 5 1 5 8 or 1 3 4 High Pressure mm in Ø19 05 3 4 Ø19 05 3 4 Ø22 2 or Ø25 4 7 8 or 1 Ø28 6 or Ø31 75 1 1 8 or 1 1 4 Refrige...

Page 45: ...Me Lo m 3 min 8 7 6 13 11 10 15 12 10 18 15 12 21 18 15 30 26 22 32 27 23 Type Drip Proof Type Enclosure Starting method Permanent Split Capacitor Nominal Output 50 60Hz W 12 23 30 30 30 60 60 Quantity 1 1 1 1 1 1 1 Fan Unit Fan Motor Insulation Class E E B B B B B 2 3 2 RCD 2 WAY CASSETTE TYPE Model RCD RCD 1 0 RCD 1 5 RCD 2 0 RCD 2 5 RCD 3 0 RCD 4 0 RCD 5 0 Heat Exchanger Type Multi Pass Cross F...

Page 46: ...I 3 0 RPI 4 0 RPI 5 0 Heat Exchanger Type Multi Pass Cross Finned Tube Material Copper Tube Outer Diameter Ø mm 9 53 9 53 9 53 9 53 9 53 9 53 9 53 9 53 Rows 2 2 3 2 3 3 3 3 Tube Number of Tube Coil 14 14 20 20 30 30 30 30 Material Aluminium Fin Pitch mm 2 2 2 2 2 2 2 2 Maximum Operating Pressure MPa 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 Total Face Area m 0 12 0 12 0 12 0 21 0 21 0 21 0 21 0 21 Heat Exch...

Page 47: ...OOR CONCEALED TYPE Model RPF and RPFI RPF 1 0 RPF 1 5 RPF 2 0 RPF 2 5 RPFI 1 0 RPFI 1 5 RPFI 2 0 RPFI 2 5 Heat Exchanger Type Multi Pass Cross Finned Tube Material Copper Tube Outer Diameter Ø mm 9 53 9 53 9 53 9 53 9 53 9 53 9 53 9 53 Rows 2 2 2 3 2 2 2 3 Tube Number of Tube Coil 18 18 18 24 18 18 18 24 Material Aluminium Fin Pitch mm 2 2 2 2 2 2 2 2 Maximum Operating Pressure MPa 3 3 3 3 3 3 3 3...

Page 48: ... case of the Outdoor Unit for m220V 60Hz the nominal output of Fan Motor is 275 380 275 2 3 8 OUTDOOR HEAT EXCHANGER AND FAN FXG FXG1 Model Outdoor Unit FXG RAS 8FXG RAS 10FXG RAS 20FXG1 RAS 30FXG1 Heat Exchanger Type Multi Pass Cross Finned Tube Material Copper Tube Outer Diameter Ø mm 9 53 9 53 9 53 9 53 Rows 2 2 2 2 Tube Number of Tube Coil 112 112 112 168 Material Aluminium Fin Pitch mm 2 2 2 ...

Page 49: ... 3 1 10 In the Ceiling Type Models RPI 2 0 3 0 _______________________________________ 11 3 1 11 In the Ceiling Type Models RPI 4 0 5 0 _______________________________________ 12 3 1 12 Way Type Models RPK 1 0 2 3 _____________________________________________ 13 3 1 13 Floor Type Models RPF 1 0 2 5 _____________________________________________ 14 3 1 14 Floor Type Models RPFI 1 0 2 5 _____________...

Page 50: ...ping Connection with Øa Flare Nut 12 Piping Connection 13 Service Access Panel 5 Refrigerant Liquid Line Piping Connection with Øb Flare Nut 14 Fresh Air Intake 100mm Knockout Hole 6 Drain Pipe Ø32 Outer Diameter 15 Wiring Connection for cable 34x60mm Hole 7 4 12x32 Hole For Suspension Bolt 16 Wiring Connection 32 5mm Knockout Hole Model Pipe Sizes a b RCI 1 0 12 7 6 35 RCI 1 5 12 7 6 35 RCI 2 0 1...

Page 51: ...with Ø19 5 Flare Nut 11 Piping Connection 12 Service Access Panel 4 Refrigerant Liquid Line Piping Connection with Ø9 53 Flare Nut 13 Fresh Air Intake 100 mm Knockout Hole 5 Drain Pipe Ø32 Outer Diameter 14 Wiring Connection for cable 34x60 mm Hole 6 4 12x32 Hole For Suspension Bolt 15 Wiring Connection 32 5mm Knockout Hole 7 Ceiling Opening Hole Min Min Min View from A Service Access Single Insta...

Page 52: ...Connection Knock Hole 2x150x400 9 Self Tapping Screw 9 M4 10 M4 3 Refrigerant Gas Line Piping Connection with Øa Flare Nut 10 Piping Connection 11 Service Access Panel 4 Refrigerant Liquid Line Piping Connection with Øb Flare Nut 12 Wiring Connection for cable 36x39 mm Hole 5 Drain Pipe Ø32 Outer Diameter 13 Wiring Connection 32 5mm 6 4 12x32 Hole For Suspension Bolt View from A Service Access Sin...

Page 53: ...3 Refrigerant Gas Line Piping Connection with Ø19 5 Flare Nut 10 Piping Connection 11 Service Access Panel 4 Refrigerant Liquid Line Piping Connection with Ø9 53 Flare Nut 12 Wiring Connection for cable 36x39 mm Hole 5 Drain Pipe Ø32 Outer Diameter 13 Wiring Connection 32 5mm 6 4 12x32 Hole For Suspension Bolt View from A Service Access Single Installation Double Installation View from A Surroundi...

Page 54: ...nnection for A Side Ø25 O D 5 Hole for Refrigerant Piping Knockout Hole 6 Hole for Conduit Tube Æ32 5 Knockout Hole Mark Name Remarks 7 Condensate Drain Piping Connection for B Side Ø25 O D Knockout Hole 8 Liquid Line Æ6 35 Flare Nut 9 Gas Line Æ15 8 Flare Nut 10 Hole for Suspension Bolt Æ12 Removable 11 Hole for Suspension Bolt Æ12 bracket can be attached to this position Service Space Piping Con...

Page 55: ...onnection for A Side Ø25 O D 5 Hole for Refrigerant Piping Knockout Hole Mark Name Remarks 6 Hole for Conduit Tube Æ32 5 Knockout Hole 7 Condensate Drain Piping Connection for B Side Ø25 O D Knockout Hole 8 Liquid Line Æ9 53 Flare Nut 9 Gas Line Æ15 88 Flare Nut 10 Hole for Suspension Bolt Æ12 Removable 11 Hole for Suspension Bolt Æ12 bracket can be attached to this position Piping Connection Arra...

Page 56: ...or A Side Ø25 O D 5 Hole for Refrigerant Piping Knockout Hole Mark Name Remarks 6 Hole for Conduit Tube Æ32 5 Knockout Hole 7 Condensate Drain Piping Connection for B Side Ø25 O D Knockout Hole 8 Liquid Line Æ9 53 Flare Nut 9 Gas Line Æ19 05 Flare Nut 10 Hole for Suspension Bolt Æ12 Removable 11 Hole for Suspension Bolt Æ12 bracket can be attached to this position Piping Connection Arrangement Ser...

Page 57: ...or A Side Ø25 O D 5 Hole for Refrigerant Piping Knockout Hole Mark Name Remarks 6 Hole for Conduit Tube Æ32 5 Knockout Hole 7 Condensate Drain Piping Connection for B Side Ø25 O D Knockout Hole 8 Liquid Line Æ9 53 Flare Nut 9 Gas Line Æ19 05 Flare Nut 10 Hole for Suspension Bolt Æ12 Removable 11 Hole for Suspension Bolt Æ12 bracket can be attached to this position Piping Connection Arrangement Ser...

Page 58: ... 2 Air Intake 3 Refrigerant Gas Line Ø12 7 Copper Tube Flare Connection Ø35 Hole 4 Refrigerant Liquid Line Ø6 35 Cooper Tube Flare Connection Ø30 Hole 5 Condensate Drain Ø32 Outer Diameter 6 Connection Hole for Power Supply 2 Ø20 7 Suspension Bolt 8 Electrical Box Service Access Panel Service Space Front Rear ...

Page 59: ...ks 1 Air Discharge 2 Air Inlet 3 Gas Line Øa Flare Nut 4 Liquid Line Øb Flare Nut 5 Condensate Drain Ø32 Outer Diameter 6 Service Space Door 7 Electrical Box 8 Wiring Connection 9 Suspension Brackets Model Pipe Sizes Øa mm Øb mm RPI 2 0 15 88 6 35 RPI 2 5 15 88 9 53 RPI 3 0 19 05 9 53 ...

Page 60: ... Connection 2 Air Intake 3 Refrigerant Gas Line Ø19 05 Copper Tube Flare Connection Ø35 Hole 4 Refrigerant Liquid Line Ø9 53 Cooper Tube Flare Connection Ø30 Hole 5 Condensate Drain Ø32 Outer DIameter 6 Connection Hole for Power Supply 2 Ø20 7 Electrical Box 8 Wiring connection 9 Suspension Bracket ...

Page 61: ...8 mm Flare Nut RPK 2 0 2 3FSGM 4 Refrigerant Liquid Line Piping Connection with Ø6 35 mm Flare Nut 5 Drain Pipe Ø26 Outer Diameter 6 Receiver Part 7 Knockout Hole 8 Hole to be made on the wall 65 x 115 mm 9 Hole to be made on the wall Ø 65 mm 10 Flange Part for inserting Suspension Bracket Service Space Wiring and Piping Wiring and Piping Wiring and Piping View from A Min 100 Min 1000 Min 50 ...

Page 62: ...rk Name Remarks 6 Drain Pan 7 Fixing Hole on Wall 4 Ø14 mm Rear 8 Adjusting Screw For Installation 9 Fixing Hole on Floor 4 Ø7 mm for Wood Screw 10 Fixing Hole on Floor 11 Opening for wiring Rear side 12 Space for Piping Connection On Floor Service Access View from Upper Side ceiling View from Front Side Location of Fixing Holes on Floor for Wood Screws 4 M5 Location of Fixing Holes on Floor for B...

Page 63: ...onnection with Flare Nut Øi 12 Fixing Hole on Floor 5 Condensate Drain Hose Ø18 5 Outer Diameter 13 Connection Flange 6 Air Filter Model Dimension A B C D E F G RPFI 1 0 848 704 732 RPFI 1 5 973 829 857 RPFI 2 0 RPFI 2 5 1223 1079 72 1107 50 139 620 Units mm Model Pipe Sizes Øh mm Øi mm RPFI 1 0 1 5 12 7 6 35 RPFI 2 0 15 88 6 35 RPFI 2 5 15 88 9 53 Service Access View from Upper Side ceiling View ...

Page 64: ...Refrigerant Gas High Pipe connection 12 7 Flare connection 15 88 Flare connection 4 Refrigerant Liquid Pipe connection 9 53 Flare connection 5 Refrigerant Gas Pipe connection 15 88 Flare connection 19 05 Flare connection 6 Refrigerant Liquid Pipe connection 9 53 Flare connection 7 Electrical Control Box 8 Hole for operating Line 26 5 at bottom side 9 Hole for power supply Line 26 5 at bottom side ...

Page 65: ...ge connection 3 Refrigerant Gas High Pipe connection 19 05 Flare connection 4 Refrigerant Liquid Pipe connection 12 7 Flare connection 5 Refrigerant Gas Pipe connection 28 6 Flange connection 6 Refrigerant Liquid Pipe connection 12 7 Flare connection 7 Electrical Control Box 8 Hole for operating Line 26 5 at bottom side 9 Hole for power supply Line 26 5 at bottom side ...

Page 66: ...iping Connection with Ø9 53 mm Flare Nut 5 Hole for Refrigerant Piping 6 Hole for Control Line Wiring 7 Hole for Power Supply Wiring Ø56 mm 8 Hole for Condensate Drain 9 Hole for Power Supply Wiring Ø42 mm 10 Holes for fixing to the floor 4 View from A Front Side Rear Side NOTE Keep a space of 300mm between the outdoor unit and the wall at the rear side when the rear side wall is smaller than 500m...

Page 67: ...m Flare Nut 5 Holes for Refrigerant Piping 290 80 6 Hole for Control Line Wiring Ø 26 mm x 2 7 Hole for Power Supply Wiring Ø56 mm 8 Hole for Condensate Drain Ø 26 mm x 8 9 Hole for Power Supply Wiring Ø52 mm 10 Holes for fixing to the floor 4 View from A Front Side Rear Side NOTE Keep a space of 300mm between the outdoor unit and the wall at the rear side when the rear side wall is smaller than 5...

Page 68: ... Connection with Ø15 88 mm Flare Nut 5 Holes for Refrigerant Piping 290 80 mm 6 Hole for Control Line Wiring Ø26 mm x 2 7 Hole for Power Supply Wiring Ø56 mm 8 Hole for Condensate Drain Ø26 mm x 8 9 Hole for Power Supply Wiring Ø52 mm 10 Holes for fix on the floor 4 NOTE Keep a space of 300mm between the outdoor unit and the wall at the rear side when the rear side wall is smaller than 500mm View ...

Page 69: ...ith Ø19 5 mm Flare Nut 24HP with Ø22 2 mm Flare Nut 30HP 5 Holes for Refrigerant Piping 6 Hole for Control Line Wiring Ø26 mm 7 Hole for Power Supply Wiring Ø70 mm 8 Hole for Condensate Drain Ø26 mm 12x 9 Holes for fix on the floor 38x16 mm 10 Holes for transportation 4x Only for 30HP View from A NOTE Keep a space of 300 mm between the outdoor unit and the wall at the rear side when the rear side ...

Page 70: ...rant Liquid Line Piping Connection with Ø12 7 mm Flare Nut 5 Hole for Refrigerant Piping 290 80 mm 6 Hole for Control Line Wiring Ø26 5 mm 2x 7 Hole for Power Supply Wiring Ø56 mm 8 Hole for Condensate Drain Ø26 mm 4x 9 Hole for Power Supply Wiring Ø52 mm 10 Holes for fix on the floor 4x 11 Hole for Refrigerant Piping 253 x 113 mm NOTE Keep a space of 300 mm between the outdoor unit and the wall a...

Page 71: ... 4 Refrigerant Liquid Line Piping Connection with Ø15 88 mm Flare Nut 5 Holes for Refrigerant Piping 6 Holes for Control Line Wiring Ø26 5 mm 2x 7 Hole for Power Supply Wiring Ø56 mm 8 Hole for Condensate Drain Ø26 mm 8x 9 Holes for transportation 4x 10 Holes for fix on the floor 6x View from A Service Space NOTE Keep a space of 300 mm between the outdoor unit and the wall at the rear side when th...

Page 72: ...ne Piping Connection with Ø44 45 or 41 3 mm Brazing 3b Refrigerant Gas High Line Piping Connection with Ø31 75 or Ø28 6 mm Brazing 4 Refrigerant Liquid Line Piping Connection with Ø22 2 mm Flare Nut 5 Holes for Refrigerant Piping 6 Holes for Control Line Wiring Ø26 5 mm 2x 7 Hole for Power Supply Wiring Ø56 mm 8 Hole for Condensate Drain Ø26 mm 12x 9 Holes for transportation 4x 10 Holes for fix on...

Page 73: ..._______ 12 4 6 Correction Factor According to Piping Length___________________________________ 14 4 7 Sensible Heat Factor SHF ________________________________________________ 16 4 8 Correction Factor For Defrosting Operation ____________________________________ 17 4 9 Fan Performance_________________________________________________________ 17 4 10 Temperature Distribution Diagrams________________...

Page 74: ... The maximum simultaneous load on the whole building occurs at noon and is equal to 10HP of unit capacity A Set Free System of 10HP can therefore be selected and this capacity can be directed either to the east or west zone as dictated by the system controls Saving in installed plant 6 5 5 6 5 x 100 23 Example of Air Conditioning for Building Therefore the maximum indoor unit capacity combined wit...

Page 75: ... has been selected the following indoor units under conditions above indicated and the Outdoor unit is selected following the Outdoor Unit Capacity under indoor unit combination showed in subchapter 4 3 Total Load for each room Item Room 1 Room 2 Room 3 1 2 3 Outdoor Unit Selected Model RPI 1 5 Adjusted to 1 3 RPI 2 0 RPI 2 5 Adjusted to 2 8 6 1HP RAS 5 Subchapter 4 3 Nominal Cooling Capacity 3 8 ...

Page 76: ... 00 x 6 5 19 7 4 62 kW RPI 2 5 adjusted at 1 3 Cooling Capacity 12 96 x 8 0 17 6 5 89 kW Heating Capacity 14 00 x 9 0 19 7 6 40 kW Result is the following Item Room 1 Room 2 Room 3 1 2 3 Outdoor Unit Selected Model RPI 1 5 adj 1 3 RPI 2 0 RPI 2 5 adj 2 8 6 1HP RAS 5FSG Performance Capacity kW 2 80 4 27 5 89 12 96 Cooling Estimated Load kW 2 75 4 24 5 35 12 34 Performance Capacity kW 2 98 4 62 6 40...

Page 77: ... 2 RCD 2 WAY CASSETTE TYPE Models RCD 1 0 5 0 Separated Installation Closed Installation Distance from Wall Side Unit height in false ceiling Clearance 10 20mm Unit Height in False Ceiling see table A Drain Piping Unit Max 500 mm Down slope Pitch 1 25 to 1 100 Min 100 Min 500 Min 1000 Min 100 Min 500 Service Access Panel Service Access Panel Piping Connection Piping Connection Air Panel Option Ind...

Page 78: ...odels A B RPI 0 8 1 5 969 1005 RPI 2 0 3 0 1113 1193 RPI 4 0 5 0 1503 1583 4 2 5 RPK WALL TYPE Models RPK 1 0 2 3 Operation and Installation Space Hole for Piping on the Wall 4 2 6 RPF FLOOR TYPE Models RPF 1 0 2 5 Ceiling Single installation Min 8 Min 500 Double installation Min 400 Min 40 Min 300 Min 300 Wall Hole for Piping To Outdoor Unit Indoor Unit Wall Wall Wall ...

Page 79: ...AS 5FSG RAS 8FSG RAS 10FSG RAS 16FSG and RAS 20FSG RAS 8FXG RAS 10FXG RAS 24FSG1 RAS 30FSG1 RAS 20FXG1 RAS 30FXG1 In case that the height of the rear side wall is higher than 500 mm 500 H keep the distance between the unit and the rear side wall with 300 1 2H mm Wall Piping Space Service Space for electrical Box Short Flexible Duct Upward Air Outlet 1500 Rear Side Front Side H 500 500 750 300 1 2H...

Page 80: ...acteristic Curve of RAS 5FSG Heating Characteristic Curve of RAS 5FSG Cooling Capacity Heating Capacity Total Horsepower of Combined Indoor Units Total Horsepower of Combined Indoor Units Cooling Characteristic Curve of RAS 8FSG Heating Characteristic Curve of RAS 8FSG Cooling Capacity Heating Capacity Total Horsepower of Combined Indoor Units Total Horsepower of Combined Indoor Units Cooling Char...

Page 81: ...er of Combined Indoor Units Cooling Characteristic Curve of RAS 20FSG FXG1 Heating Characteristic Curve of RAS 20FSG FXG1 Cooling Capacity Heating Capacity Total Horsepower of Combined Indoor Units Total Horsepower of Combined Indoor Units Cooling Characteristic Curve of RAS 24FSG1 Heating Characteristic Curve of RAS 24FSG1 Cooling Capacity Heating Capacity Total Horsepower of Combined Indoor Unit...

Page 82: ...of Combined Indoor Units Cooling Characteristic Curve of RAS 8FXG Heating Characteristic Curve of RAS 8FXG Cooling Capacity Heating Capacity Total Horsepower of Combined Indoor Units Total Horsepower of Combined Indoor Units Cooling Characteristic Curve of RAS 10FXG Heating Characteristic Curve of RAS 10FXG Cooling Capacity Heating Capacity Total Horsepower of Combined Indoor Units Total Horsepowe...

Page 83: ...t Bulb ºC Outdoor Air Inlet Dry Bulb ºC 16 0 18 5 19 0 19 5 20 0 22 0 24 0 25 0 kW 24 4 0 86 27 4 0 97 28 3 1 00 29 1 1 03 29 5 1 04 30 9 1 09 32 3 1 14 30 0 kW 24 4 0 86 27 4 0 97 28 3 1 00 29 1 1 03 29 5 1 04 30 9 1 09 32 3 1 14 35 0 kW 24 4 0 86 27 4 0 97 28 3 1 00 29 1 1 03 29 5 1 04 30 9 1 09 32 3 1 14 40 0 kW 23 3 0 82 26 5 0 94 27 3 0 96 28 4 0 99 28 4 1 00 30 0 1 06 31 4 1 11 Table 4 Cooli...

Page 84: ...5 3 0 94 15 1 0 93 15 0 0 92 14 1 0 86 5 0 kW 17 1 1 05 16 7 1 03 16 2 0 99 16 0 0 98 15 4 0 94 14 4 0 88 6 0 kW 17 3 1 06 17 0 1 04 16 3 1 00 16 0 0 98 15 5 0 95 14 4 0 88 10 0 kW 18 2 1 12 17 5 1 08 16 6 1 02 16 2 0 99 15 5 0 95 14 4 0 88 15 0 kW 18 9 1 16 17 5 1 08 16 6 1 02 16 2 0 99 15 5 0 95 14 4 0 88 Table 2 Heating Capacity Table for RAS 8FSG FXG Unit of Capacity kW Correction Factor Indoo...

Page 85: ...8 1 08 64 3 1 02 62 6 0 99 59 9 0 95 55 5 0 88 15 0 kW 73 1 1 16 67 8 1 08 64 3 1 02 62 6 0 99 59 9 0 95 55 5 0 88 Table 6 Heating Capacity Table for RAS 24FSG1 Unit of Capacity kW Correction Factor Indoor Air Inlet Dry Bulb ºC Outdoor Air Inlet Wet Bulb ºC 16 0 18 0 20 0 21 0 22 0 24 0 10 0 kW 60 7 0 78 59 6 0 77 58 5 0 76 58 0 0 75 58 0 0 75 87 4 0 74 5 0 kW 68 9 0 89 67 7 0 87 66 7 0 86 65 5 0 ...

Page 86: ...he Performance Table kcal h F Correction Factor Based on the Equivalent Piping Length The correction factors are shown in the following figure Equivalent Piping Length for One 90 Elbow is 0 5m One 180 Curve is 1 5m One Multi Kit is 0 5m H Vertical Distance Between Indoor Unit and Outdoor Units in Meters H 0 Position of Outdoor Unit Higher Than Position of Indoor Unit L Actual One Way Piping Length...

Page 87: ...CAPACITIES AND SELECTION DATA 4 15 RAS 24FSG1 Ø38 1 RAS 30FSG1 Ø44 45 RAS 24FSG1 Ø34 92 RAS 30FSG1 Ø41 3 Cooling Heating RAS 20FXG1 Ø38 1 RAS 30FXG1 Ø41 5 Cooling Heating ...

Page 88: ... 0 73 0 69 0 78 0 69 0 67 0 67 0 67 0 67 0 67 0 75 0 66 0 65 0 65 0 65 0 65 0 65 RPC 2 0 RPC 2 5 RPC 3 0 RPC 4 0 RPC 5 0 0 72 0 72 0 72 0 72 0 72 0 70 0 70 0 70 0 70 0 70 0 67 0 67 0 67 0 67 0 67 RPK 1 0 RPK 1 5 RPK 2 0 RPK 2 3 0 73 0 73 0 72 0 71 0 72 0 72 0 72 0 72 0 70 0 70 0 70 0 70 RPI 0 8 RPI 1 0 RPI 1 5 RPI 2 0 RPI 2 5 RPI 3 0 RPI 4 0 RPI 5 0 0 81 0 81 0 73 0 74 0 70 0 70 0 72 0 71 0 69 0 6...

Page 89: ...ty 85 RH 7 5 3 0 3 5 7 Correction Factor 5 20 FSG 0 96 0 94 0 90 0 89 0 90 0 92 1 0 Correction Factor 24 30 FSG1 Correction Factor 8 10 FXG Correction Factor 20 30 FXG1 0 95 0 93 0 88 0 85 0 87 0 90 1 0 NOTE The correction factor is not valid for special conditions such as snowfall or operation in a transitional period 4 9 FAN PERFORMANCE Heating Capacity Time Reduced Capacity due to frost build u...

Page 90: ...Pressure mm Aq External Static Pressure mm Aq External Static Pressure mm Aq External Static Pressure mm Aq External Static Pressure mm Aq Air flow m min Air flow m min Air flow m min Air flow m min Air flow m min RPI 2 0 RPI 2 5 RPI 3 0 RPI 4 0 RPI 5 0 ...

Page 91: ... Height 1 2m Cooling Indoor Temperature 27 C DB 19 C WB Heating Indoor Temperature 20 C DB Cooling Indoor Temperature 27 C DB 19 C WB Heating Indoor Temperature 20 C DB Model RCI 1 0 1 5HP Air Throw Distance 2 5m When Air Velocity is 0 3m s Model RCI 2 0HP Air Throw Distance 2 8m When Air Velocity is 0 3m s Model RCI 2 5HP Air Throw Distance 3 0m When Air Velocity is 0 3m s ...

Page 92: ...perature 20 C DB Cooling Indoor Temperature 27 C DB 19 C WB Heating Indoor Temperature 20 C DB Model RCI 3 0HP Air Throw Distance 3 1m When Air Velocity is 0 3m s Model RCI 4 0HP Air Throw Distance 3 3m When Air Velocity is 0 3m s Model RCI 5 0HP Air Throw Distance 3 3m When Air Velocity is 0 3m s NOTE The Air is almost symmetrically discharged These figures show the distribution when no obstructi...

Page 93: ...erature 20 C DB Cooling Indoor Temperature 27 C DB 19 C WB Heating Indoor Temperature 20 C DB Model RCD 1 0 1 5HP Air Throw Distance 2 8m When Air Velocity is 0 3m s Model RCD 2 0HP Air Throw Distance 3 0m When Air Velocity is 0 3m s Model RCD 2 5HP Air Throw Distance 3 0m When Air Velocity is 0 3m s NOTE The Air is almost symmetrically discharged These figures show the distribution when no obstru...

Page 94: ...perature 20 C DB Cooling Indoor Temperature 27 C DB 19 C WB Heating Indoor Temperature 20 C DB Model RCD 3 0HP Air Throw Distance 3 1m When Air Velocity is 0 3m s Model RCD 4 0HP Air Throw Distance 3 3m When Air Velocity is 0 3m s Model RCD 5 0HP Air Throw Distance 3 3m When Air Velocity is 0 3m s NOTE The Air is almost symmetrically discharged These figures show the distribution when no obstructi...

Page 95: ... Indoor Temperature 20 C DB Model RPC 2 0 2 5HP Air Throw Distance 4 9m When Air Velocity is 0 5m s Model RPC 3 4HP Air Throw Distance 6 9m When Air Velocity is 0 3m s Model RPC 5HP Air Throw Distance 7 5m When Air Velocity is 0 3m s NOTE The air is almost symmetrically discharged These figures show the distribution when no obstruction exists ...

Page 96: ...second Frequency Cycle per second Model RCI 2 0 Power supply 220V 50 Hz Model RCI 2 5 Power supply 220V 50 Hz Measurement point 1 5 Meter Beneath the Unit Noise Criteria Curve Measurement point 1 5 Meter Beneath the Unit Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Frequency Cycle per second Approximate threshold ...

Page 97: ...e Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Frequency Cycle per second Model RCI 5 0 Power supply 220V 50 Hz Measurement point 1 5 Meter Beneath the Unit Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Approximate threshold of Hearing for Continuous Noise Approximate threshold of Hearing for...

Page 98: ...requency Cycle per second Model RCD 2 0 Power supply 220V 50 Hz Model RCD 2 5 Power supply 220V 50 Hz Measurement point 1 5 Meter Beneath the Unit Noise Criteria Curve Measurement point 1 5 Meter Beneath the Unit Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Frequency Cycle per second Approximate threshold of Heari...

Page 99: ...e Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Frequency Cycle per second Model RCD 5 0 Power supply 220V 50 Hz Measurement point 1 5 Meter Beneath the Unit Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Approximate threshold of Hearing for Continuous Noise Approximate threshold of Hearing for...

Page 100: ...uency Cycle per second Model RPC 3 0 Power supply 220V 50 Hz Model RPC 4 0 Power supply 220V 50 Hz Measurement point 1Meter Beneath the Unit 1 Meter from Discharge Grille Noise Criteria Curve Measurement point 1Meter Beneath the Unit 1 Meter from Discharge Grille Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Freque...

Page 101: ...nt Model RPC 5 0 Power supply 220V 50 Hz Measurement point 1Meter Beneath the Unit 1 Meter from Discharge Grille Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Approximate threshold of Hearing for Continuous Noise ...

Page 102: ...nd Frequency Cycle per second Model RPI 2 0 Power supply 220V 50 Hz Model RPI 2 5 Power supply 220V 50 Hz Measurement point 1 5 Meter Beneath the Unit Noise Criteria Curve Measurement point 1 5 Meter Beneath the Unit Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Frequency Cycle per second Approximate threshold of H...

Page 103: ...e Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Frequency Cycle per second Model RPI 5 0 Power supply 220V 50 Hz Measurement point 1 5 Meter Beneath the Unit Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Approximate threshold of Hearing for Continuous Noise Approximate threshold of Hearing for...

Page 104: ...teria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Frequency Cycle per second Model RPK 2 2 3 Power supply 220V 50 Hz Measurement point 1Meter Beneath the Unit 1 Meter from Discharge Grille Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Approximate threshold of Hearing for Continuous Noi...

Page 105: ...ency Cycle per second Model RPF 2 0 Power supply 220V 50 Hz Model RPF 2 5 Power supply 220V 50 Hz Measurement point 1 5 Meter from the Unit 1 5 Meter from floor level Noise Criteria Curve Measurement point 1 5 Meter from the Unit 1 5 Meter from floor level Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Frequency Cyc...

Page 106: ...Frequency Cycle per second Model RPFI 2 0 Power supply 220V 50 Hz Model RPFI 2 5 Power supply 220V 50 Hz Measurement point 1 5 Meter from the Unit 1 5 Meter from floor level Noise Criteria Curve Measurement point 1 5 Meter from the Unit 1 5 Meter from floor level Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Freque...

Page 107: ...quency Cycle per second Model RAS 10FSG Power supply 220V 50 Hz Model RAS 16FSG Power supply 220V 50 Hz Measurement point 1Meter Beneath the Unit Service Cover surface 1 5 Meter from floor level Noise Criteria Curve Measurement point 1Meter Beneath the Unit Service Cover surface 1 5 Meter from floor level Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overal...

Page 108: ...er from floor level Noise Criteria Curve Measurement point 1Meter Beneath the Unit Service Cover surface 1 5 Meter from floor level Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale Frequency Cycle per second Frequency Cycle per second Approximate threshold of Hearing for Continuous Noise Approximate threshold of Hearing for Continuous Noise Nig...

Page 109: ... per second Model RAS 20FXG1 Power supply 220V 50 Hz Model RAS 30FXG1 Power supply 220V 50 Hz Measurement point 1Meter Beneath the Unit Service Cover surface 1 5 Meter from floor level Noise Criteria Curve Measurement point 1Meter Beneath the Unit Service Cover surface 1 5 Meter from floor level Noise Criteria Curve Octave Sound Pressure dB Overall C Scale Octave Sound Pressure dB Overall C Scale ...

Page 110: ......

Page 111: ...NTS 5 WORKING RANGE ________________________________________________________ 1 5 1 Power supply_____________________________________________________________ 2 5 1 1 Temperature Range ________________________________________________________ 2 ...

Page 112: ... table Cooling Operation Heating Operation Minimum 21 C DB 15 CWB 15 C DB Indoor Temperature Maximum 32 C DB 25 C WB 27 C DB Minimum 5 C 15 C WB Outdoor temperature Maximum 43 C DB 15 C WB 10 C DB 5 C DB Operation Control Range 10 C WB 15 C WB Operation Control Range DB Dry Bulb WB Wet Bulb Only for Pull down Operation Outdoor Air Temperature C DB Outdoor Air Temperature C WB Indoor Air Inlet Temp...

Page 113: ...TENTS 6 ELECTRICAL DATA _______________________________________________________ 1 6 1 Indoor Unit_______________________________________________________________ 2 6 2 Outdoor Unit _____________________________________________________________ 3 ...

Page 114: ... 0 20 RPC 2 0 0 6 0 6 0 14 0 14 RPC 2 5 0 6 0 7 0 14 0 16 RPC 3 0 0 8 0 8 0 17 0 17 RPC 4 0 0 8 0 8 0 18 0 18 Ceiling Type RPC 5 0 220 240 1 50 264 198 1 1 1 1 1 0 23 0 23 RPK 1 0 0 2 0 2 0 03 0 03 RPK 1 5 0 3 0 3 0 03 0 03 RPK 2 0 0 3 0 3 0 03 0 03 Wall Type RPK 2 3 220 240 1 50 264 198 1 0 3 0 3 0 04 0 04 RPI 0 8 0 3 0 4 0 07 0 08 RPI 1 0 0 3 0 4 0 07 0 08 RPI 1 5 0 6 0 7 0 09 0 10 RPI 2 0 0 93 ...

Page 115: ... 53 2 48 5 31 8 45 8 41 8 27 3 1 9 7 10 4 2 1 2 4 87 RAS 20FXG1 456 342 3 185 202 34 3 31 3 22 4 28 8 26 2 18 3 1 6 5 6 9 1 4 1 6 64 RAS 30FXG1 380 415 3 50 456 342 3 206 225 53 2 48 5 31 2 45 8 41 8 26 7 1 9 7 10 4 2 1 2 4 87 VOL Rated Unit Power Supply Voltage V RNC Running Current A HZ Frequency Hz PH Phase B STC Starting Current A IPT Input kW NOTE 1 The above compressor data is based on 100 c...

Page 116: ......

Page 117: ..._______________ 8 ELECTRICAL WIRING DIAGRAM For Models RPF I 1 0 2 5 _____________________________ 9 ELECTRICAL WIRING DIAGRAM For Models RAS 5FSG ________________________________ 10 ELECTRICAL WIRING DIAGRAM For Models RAS 8FSG RAS 10FSG ____________________ 11 ELECTRICAL WIRING DIAGRAM For Models RAS 16FSG RAS 20FSG ___________________ 12 ELECTRICAL WIRING DIAGRAM For Models RAS 24FSG1 RAS 30FSG...

Page 118: ...SA Surge Absorber SSW Slide Switch TB Terminal Board TF Transformer THM1 Inlet Air Thermistor THM2 Outlet Air Thermistor THM3 Liquid Pipe Thermistor THM5 Gas Pipe Thermistor Y H2 Relay for HI Fan Motor Tap Y H1 Relay for HI Fan Motor Tap Y ME Relay for ME Fan Motor Tap Y LO Relay for LO Fan Motor Tap Y SLO Relay for SLO Fan Motor Tap Y 52H Relay for Electric Heatrer Terminals X Close end Connector...

Page 119: ...Discharge Mechanism MIF Motor for Indoor Fan MS Motor for Automatic Swing Louver MV Micro Computer Control Expansion Valve NF Noise Filter PCB 1 2 3 Printed Circuit Board PCN 1 7 201 204 301 302 Connector on PCB PWM Pulse width Modulation TB 1 2 Terminal Board TF Transformer THM 1 5 Thermistor YH 2 Relay on PCB Terminals Connector for 240V Conector for 220 Electrical Control Box for Indoor Unit Fi...

Page 120: ...Discharge Mechanism Mark Name CA Capacitor CN 1 17 201 1925 Connector on PCB CN 27 35 Connector DSW 3 7 Dip Switch for Setting EFR 1 EFS 1 EF 1 EF 2 Fuse FS Float Switch ITI 1 2 Internal Thermostat for Indoor Fan Motor MD Motor for Drain Discharge Mechanism MIF 1 2 Motor for Indoor Fan MS Motor for Automatic Swing Louver MV Micro Computer Control Expansion Valve NF 1 2 Noise Filter PCB 1 2 3 Print...

Page 121: ...ormer TH Thermistor for Electric Heater THM1 Inlet Air Thermistor On PCB THM2 Outlet Air Thermistor On PCB THM3 Liquid Pipe Thermistor On PCB THM5 Gas Pipe Thermistor On PCB Y H2 Relay for HI Fan Motor Tap DC Coil Y H1 Relay for HI Fan Motor Tap DC Coil Y ME Relay for ME Fan Motor Tap DC Coil Y LO Relay for LO Fan Motor Tap DC Coil Y SLO Relay for SLO Fan Motor Tap DC Coil Y 52H Relay for Electric...

Page 122: ... PCB FS Float Switch ITI Internal Thermostat for Indoor Fan Motor MD Motor for Drain Discharge Mechanism MIF Motor for Indoor Fan MV Micro Computer Control Expansion Valve LED 1 3 Alarm Code On PCB PCB Printed Circuit Board RCS Remote Control Switch Optional Part RSW Indoor Unit No Settings On PCB SSW Slide Switch On PCB TB Terminal Board TF Transformer TH Thermistor for Electric Heater THM1 Inlet...

Page 123: ... Alarm Code On PCB PCB Printed Circuit Board RCS Remote Control Switch Optional Part RSW Indoor Unit No Settings On PCB SSW Slide Switch On PCB TB Terminal Board TF Transformer TH Thermistor for Electric Heater THM1 Inlet Air Thermistor On PCB THM2 Outlet Air Thermistor On PCB THM3 Liquid Pipe Thermistor On PCB THM5 Gas Pipe Thermistor On PCB Y H2 Relay for HI Fan Motor Tap DC Coil Y H1 Relay for ...

Page 124: ...Circuit Board Mark Name C Capacitor CN 3 13 303 Connector on PCB1 M CN 27 35 Connector CN 25 201 Connector on PCB1 M and PCB2 DSW 2 7 Dip Switch for Setting EF 1 2 4 5 Fuse MIF Motor for Indoor Fan MS 1 2 Motor for Automatic Swing Louver MV Micro Computer Control Expansion Valve PCB 1 P 1 M 2 Printed Circuit Board PSW 301 Switch for emergency Operation RSW Rotary Switch TB Terminal Board TF Transf...

Page 125: ... On PCB SSW Slide Switch TB Terminal Board THM1 Inlet Air Thermistor On PCB THM2 Outlet Air Thermistor On PCB THM3 Liquid Pipe Thermistor On PCB THM5 Gas Pipe Thermistor On PCB TF Transformer Y ME Relay for ME Fan Motor Tap DC Coil Y LO Relay for LO Fan Motor Tap DC Coil Y SLO Relay for SLO Fan Motor Tap DC Coil Y H1 Relay for Hi Fan Motor Tap DC Coil Terminals X Field Connection Field Wiring Eart...

Page 126: ...ssor MFM Motor for Cooling of Electrical Parts MOF 1 Motor for Outdoor Fan MV 1 Micro Computer Control Expansion Valve NF 1 9 Noise Filter PCB 1 3 5 Printed Circuit Board Pd Ps Sensor for Refrigerant Pressure PSH Pressure Switch for Protection PSW 1 3 Push Switch on PCB1 R 1 2 Resistor RS 1 2 Resistor for Starting RVR 2 Reversing Valve Relay SVA Solenoid Valve for Hot Gas Bypass TB 1 2 Terminal Bo...

Page 127: ... 1 Motor for Outdoor Fan MV 1 Micro Computer Control Expansion Valve NF 1 3 4 7 8 10 Noise Filter OH 1 Oil Heater for Oil Separator PCB 1 9 Printed Circuit Board Pd Ps Sensor for Refrigerant Pressure PSH Pressure Switch for Protection PSW 1 3 Push Switch on PCB1 R 1 2 Resistor RS 1 2 Resistor for Starting RVR 2 Reversing Valve Relay SVA Solenoid Valve for Hot Gas Bypass TB 1 2 Terminal Board TF Tr...

Page 128: ...ter OH 1 Oil Heater for Oil Separator PCB 1 3 5 Printed Circuit Board Pd Ps Sensor for Refrigerant Pressure PSH Pressure Switch for Protection PSW 1 3 Push Switch on PCB1 R 1 2 Resistor RS 1 2 Resistor for Starting RVR 2 Reversing Valve Relay SVA Solenoid Valve for Hot Gas Bypass TB 1 3 Terminal Board TF Transformer THM 7 13 Thermistor Y Auxiliary Relay on PCB1 Z 1 5 Surge Absorber Terminals Facto...

Page 129: ...ntactor for Compressor Motor CN PCN Connector CT1 4 Current Transformer DCL Reactor DSW1 10 Dip Switch on PCB1 EFR1 4 Fuse EF1 9 Fuse ISPM Inverter System Power Module ITO1 3 Internal Thermostat for Outdoor Fan Motor LED1 3 Light Emitting Diode MC1 4 Motor for Compressor MOF1 3 Motor for Outdoor Fan MV1 3 B Micro Computer Control Expansion Valve NF1 5 7 10 Noise Filter PCB1 2 Printed Circuit Board...

Page 130: ...otor for Outdoor Fan OH 1 Oil Heater for Oil Separator NF 1 10 Noise Filter MV 1 Micro Computer Control Expansion Valve PCB 1 3 5 Printed Circuit Board Pd Ps Sensor for Refrigerant Pressure PSH Pressure Switch for Protection PSW 1 3 Push Switch on PCB1 R 1 2 Resistor RS 1 2 Resistor for Starting RVR 2 Reversing Valve Relay SVA Solenoid Valve for Hot Gas Bypass TB 1 3 Terminal Board TF Transformer ...

Page 131: ...r Compressor Motor CN PCN Connector CT1 4 Current Transformer DCL Reactor DSW1 10 Dip Switch on PCB1 EFR1 4 Fuse EF1 9 Fuse ISPM Inverter Module ITO1 3 Internal Thermostat for Outdoor Fan Motor LED1 3 Light Emitting Diode MC1 4 Motor for Compressor MOF1 3 Motor for Outdoor Fan MV1 3 B Micro Computer Control Expansion Valve NF1 5 7 10 Noise Filter PCB1 2 Printed Circuit Board Pd s Sensor for Refrig...

Page 132: ...tor for Compressor Motor CN PCN Connector CT1 4 Current Transformer DCL Reactor DSW1 10 Dip Switch on PCB1 EFR1 4 Fuse EF1 9 Fuse ISPM Inverter Module ITO1 3 Internal Thermostat for Outdoor Fan Motor LED1 3 Light Emitting Diode MC1 4 Motor for Compressor MOF1 3 Motor for Outdoor Fan MV1 4 B Micro Computer Control Expansion Valve NF1 10 Noise Filter PCB1 2 Printed Circuit Board Pd s Sensor for Refr...

Page 133: ...ating Line TF1 Transformer EF1 Fuse 1A NF1 Noise Filter SVD1 SVS1 Solenoid Valve DC220 240V SVD2 SVS2 Solenoid Valve AC220 240V Cooling Heating Changeover Unit Electrical Control Box Electrical Control Box Printed Circuit Board Arrangement of Solenoid Valves Top View ELECTRICAL CONTROL BOX Factory Setting Position Dip Switch Otdoor Unit or the other CH UNIT Indoor Unit Main Power 1 N 220 240V 50Hz...

Page 134: ...e TF1 Transformer EF1 Fuse 1A NF1 Noise Filter SVD1 SVS1 Solenoid Valve AC220 240V SVD2 SVS2 Solenoid Valve AC220 240V Connector for 240 Connector for 220 Cooling Heating Changeover Unit Electrical Control Box Electrical Control Box Printed Circuit Board Arrangement of Solenoid Valves Top View ELECTRICAL CONTROL BOX Factory Setting Position Dip Switch Otdoor Unit or the other CH UNIT Indoor Unit M...

Page 135: ...8 1 4 RAS 24 30FSG1___________________________________________________________ 5 8 1 5 RAS 8 10FXG_____________________________________________________________ 6 8 1 6 RAS 20FXG1 _____________________________________________________________ 7 8 1 7 RAS 30FXG1 _____________________________________________________________ 8 8 2 CH Units _______________________________________________________________...

Page 136: ... Valve Indoor 19 Stop Valve 3 4 for gas Line 2 Indoor Heat Exchanger 11 Micro Computer Control Expansion Valve Outdoor 20 High Pressure Switch for Protection 3 Outdoor Heat Exchanger 12 Distributor Indoor 21 Sensor for Refrigerant Pressure 4 Receiver 13 Distributor Outdoor 22 Sight Glass 5 Accumulator 14 Reversing Valve 23 Multi Kit E 52ME1 6 Strainer 3 8 Indoor 15 Capillary Tube 7 Strainer 3 8 Ou...

Page 137: ...o Computer Control Expansion Valve Outdoor 20 High Pressure Switch for Protection 3 Outdoor Heat Exchanger 12 Distributor Indoor 21 Sensor for Refrigerant Pressure 4 Receiver 13 Distributor Outdoor 22 Sight Glass 5 Accumulator 14 Reversing Valve Multi Kit E 82ME1 8HP 6 Strainer 3 8 Indoor 15 Capillary Tube 23 Multi Kit E 102ME1 10HP 7 Strainer 3 8 Outdoor 16 Solenoid Valve Gas Bypass 24 Oil separa...

Page 138: ...sion Valve Outdoor 22 Check Joint 3 Outdoor Heat Exchanger 13 Distributor Indoor 23 Stop Valve 1 2 for Liquid Line 4 Receiver 14 Distributor Outdoor 24 Stop Valve 1 for gas Line 5 Oil Separator 15 Reversing Valve 25 High Pressure Switch for Protection 6 Accumulator 16 Capillary Tube 26 Sensor for Refrigerant Pressure 7 Strainer 3 8 Indoor 17 Capillary Tube 27 Sight Glass 8 Strainer 3 8 Outdoor 18 ...

Page 139: ...Outdoor 24 Stop Valve 3 4 for Liquid Line 3 Outdoor Heat Exchanger 14 Distributor Indoor 25 Stop Valve 1 1 4 for Gas Line 4 Receiver 15 Distributor Outdoor 26 High Pressure Switch for Protection 5 Oil Separator 16 Reversing Valve 27 Sensor for Refrigerant Pressure 6 Accumulator 17 Capillary Tube 28 Sight Glass 7 Strainer 3 8 Indoor 18 Solenoid Valve 1 4 29 Plate Heat Exchanger 8 Strainer 3 8 Outdo...

Page 140: ... Line 2 Heat Exchanger 12 Distributor 22 Stop Valve 3 4 for Gas High Line 3 Receiver 13 Reversing Valve 23 High Pressure Switch for Protection 4 Oil Separator 14 Capillary Tube 24 Sensor for Refrigerant Pressure 5 Accumulator 15 Check Valve 3 8 25 Sight Glass FXG only 6 Strainer 3 8 16 Check Valve 5 8 26 Dryer 7 Strainer 1 2 17 Check Valve 3 4 Multi Kit E 82XME1 8HP 8 Strainer 3 4 18 Solenoid Valv...

Page 141: ...apillary Tube 22 Stop Valve 1 1 for Gas High Line 3 Receiver 13 Micro Computer Control Expansion Valve 23 High Pressure Switch for Protection 4 Oil Separator 14 Check Valve 3 8 24 Sensor for Refrigerant Pressure 5 Accumulator 15 Check Valve 5 8 25 Plate Heat Exchanger 6 Strainer 3 8 16 Check Valve 3 4 26 Sight Glass 7 Strainer 1 2 17 Solenoid Valve 1 4 27 Multi Kit E 242X 8 Strainer 3 4 18 Solenoi...

Page 142: ...ry Tube 22 Stop Valve 1 1 4 for Gas Low Line 3 Receiver 13 Micro Computer Control Expansion Valve 23 Stop Valve 1 1 for Gas High Line 4 Oil Separator 14 Check Valve 3 8 24 High Pressure Switch for Protection 5 Accumulator 15 Check Valve 5 8 25 Sensor for Refrigerant Pressure 6 Strainer 3 8 16 Check Valve 3 4 26 Plate Heat Exchanger 7 Strainer 1 2 17 Solenoid Valve 1 4 27 Multi Kit E 242X 8 Straine...

Page 143: ...erial 1 Solenoid Valve AC a 6 35 x 0 7 2 Solenoid Valve DC b 9 53 x 0 8 3 Strainer c 12 70 x 1 0 4 Check Valve d 15 80 x 1 0 5 Capillary Tube e 3 0 x 0 8 6 Capillary Tube f 4 0 x 0 7 Copper Tube C1220T O NOTE The mark of inside is shown in the electrical wiring diagram Liquid Line ï To Indoor Unit To Outoor Unit ð High Pressure Gas Line High Pressure Gas Line Low Pressure Gas Line Liquid Line Low ...

Page 144: ...1 Solenoid Valve AC a 6 35 x 0 7 2 Solenoid Valve DC b 9 53 x 0 8 3 Strainer c 15 88 x 1 0 4 Check Valve d 19 05 x 1 0 5 Capillary Tube e 3 0 x 0 8 6 Capillary Tube f 4 0 x 0 7 Copper Tube C1220T O NOTE The mark of inside is shown in the electrical wiring diagram Liquid Line ï To Indoor Unit To Outoor Unit ð High Pressure Gas Line High Pressure Gas Line Low Pressure Gas Line Liquid Line Low Pressu...

Page 145: ... AC a 6 35 x 1 07 2 Strainer b 9 53 x 1 0 3 Check Valve c 12 70 x 1 0 4 Capillary Tube d 15 88 x 1 2 5 Strainer Accessory e 19 5 x 1 2 6 Strainer Accessory f 28 6 x 1 2 g 4 0 x 0 7 h 3 0 x 0 8 Copper Tube C1220T O NOTE The mark of inside is shown in the electrical wiring diagram Liquid Line ïTo Indoor Unit To Outoor Unit ð High Pressure Gas Line High Pressure Gas Line Liquid Line Low Pressure Gas ...

Page 146: ......

Page 147: ... Safety Control _______________________________________________ 12 9 5 Safety and Control Device Setting____________________________________________ 12 9 6 Standard Operation Sequence ______________________________________________ 13 9 6 1 Cooling Operation FSG FSG1 _____________________________________________ 13 9 6 2 Cooling mainly cooling Operation FXG FXG1 ________________________________ 15 ...

Page 148: ...l system Symbol Name Symbol Name MC Motor for Compressor CMC Magnetic Contactor MIF Motor for Indoor Fan RVR 4 Way Valve MOF Motor for Outdoor Fan SVa Solenoid Valve for Gas Bypass MS Motor for Auto Louver PSH Pressure Switch MV1 2 Electronic Expansion Valve CT1 2 5 Current Transformer EHW Electric Heater CH Crankcase Heater Indoor Unit To Transmission Circuit of the next Indoor Unit or The Next O...

Page 149: ...VA1 Only 2 For Controlling Inner Pressure of Stoppage Compressor Solenoid Valve for Capacity Control SVD For Controlling Heat Exchanger Number Solenoid Valve for Capacity Control SVE For Refrigerant Collection from unused Heat Exchanger Solenoid Valve for Oil Return For Controlling Oil Circulation Volume from Oil Separator to each Compressor Figure below shows the outline of the control system Sym...

Page 150: ...sor CMC Magnetic Contactor MIF Motor for Indoor Fan RVR 4 Way Valve MOF Motor for Outdoor Fan SVa b c Solenoid Valve for Gas Bypass MS Motor for Auto Louver PSH Pressure Switch MV1 2 B Electronic Expansion Valve CT1 2 Current Transformer THR Fin Thermostat SVS1 2 Solenoid Valve EHW Electric Heater SVD1 2 Solenoid Valve DC Indoor Unit To Transmission Circuit of the next CH Unit or Outdoor Unit H Li...

Page 151: ...Separator to Each Comp Symbol Symbol Name MC Motor for Compressor PSH Pressure Switch MIF Motor for Indoor Fan CT1 4 Diverter MOF Motor for Outdoor Fan SVS1 2 Solenoid Valve MS Motor for Auto Louver SVD1 2 Solenoid Valve DC MV1 4 B Electronic Expansion Valve SVB Solenoid Valve for Gas Bypass THR Fin Thermostat EHW Electric Heater SVD Solenoid Valve for Capacity Control by Changeover Heat Exchanger...

Page 152: ...Fan Motor CN2 Control Circuit for OUTDOOR UNIT H Link PCN3 Electric Heater CN3 Input optional functions only 2 CN7 Output optional functions only 2 PCN5 Electric Heater for dew protection SR Heater RPC Panel CN8 Output optional functions 1 2 only 1 PCN6 Drain Pump Motor RCI RPI CN11 Expansion Valve Control PCN7 Power Source 1 R 2 S 3 N 4 E CN12 Remote control Bridge connector for multiple units PC...

Page 153: ...ir Outlet THM3 Liquid Pipe THM5 Gas Pipe CN1 Transformer pin 1 2 17 3V pin 3 4 20 8V CN2 Control Circuit for Outdoor Unit H Link CN3 Input Optional Functions CN4 Input Optional Functions CN7 Output Optional Functions CN8 Output Optional Functions CN11 Expansion Valve Control CN13 Remote control SW PC P1HE CN17 Swing Louver Motor 1 CONNECTOR INDICATION CN22 Swing Louver Motor 2 CN25 PCB2 wireless R...

Page 154: ...HP 1 8 2 0 2 3 2 5 Setting Position ON 1 2 3 4 ON 1 2 3 4 ON 1 2 3 4 ON 1 2 3 4 HP 2 8 3 0 4 0 5 0 Setting Position ON 1 2 3 4 ON 1 2 3 4 ON 1 2 3 4 ON 1 2 3 4 n DSW5 Refrigerant Cycle No Setting Setting is required Setting position before shipment are all OFF Refrigerant cycle No 0 Cycle No 0 1 2 3 Setting Position ON 1 2 3 4 ON 1 2 3 4 ON 1 2 3 4 ON 1 2 3 4 Cycle No 4 5 6 7 Setting Position ON 1...

Page 155: ...FF 415V ON 8 of pin 220V ON DSW7 Setting of Emergency Operation DSW8 Test Operation and Service Setting II No setting is required DSW9 Optional Function II DSW10 Transmitting Setting CONNECTOR INDICATION PSW1 Manual Defrosting Switch The defrosting operation is manually available under the forced defrosting area PSW2 PSW3 Check Switches When checking units checking items can be selected by these s...

Page 156: ... 1 2 3 4 ON 1 2 3 4 ON 1 2 3 4 n n n n DSW2 CAPACITY SETTINGS Not setting is required Each outdoor unit is set as shown before shipment Model Setting Position Model Setting Position RAS 5FSG ON 1 2 3 4 RAS 8FSG RAS 8FXG ON 1 2 3 4 RAS 10FSG RAS 10FXG ON 1 2 3 4 RAS 16FSG ON 1 2 3 4 RAS 20FXG1 ON 1 2 3 4 RAS 20FSG ON 1 2 3 4 RAS 24FSG1 ON 1 2 3 4 RAS 30FXG1 ON 1 2 3 4 RAS 30FSG1 ON 1 2 3 4 n n n n ...

Page 157: ...mpressor are running except compressor selected Before shipment 5 20HP 24 30HP ON 1 2 3 4 1 2 ON 1 2 3 4 2 3 ON 1 2 3 4 3 4 ON 1 2 3 4 Except Compressor No 4 not used ON 1 2 3 4 n n n n DSW8 TEST OPERATION SERVICE SETTING Before shipment ON 1 2 Exchanged Compressor Operation ON 1 2 n n n n DSW9 OPTIONAL FUNCTION SETTING Set the dip switch according your requirements Before shipment ON 1 2 3 4 Exce...

Page 158: ...Freeze Protection Thermostat Cut Out Cut In C C 0 14 Thermostat Differential C 2 Safety and Control Device Setting for Outdoor Units Model RAS 5FSG RAS 8FSG RAS 8FXG RAS 10FSG RAS 10FXG RAS 16FSG RAS 20FSG RAS 20FXG1 RAS 24FSG1 RAS 30FSG1 RAS 30FXG1 Automatic Reset Non Adjustable each one for each compressor For Compressor Pressure Switches High Cut Out MPa 05 0 15 0 3 3 Cut In MPa 2 7 0 15 32 FSG...

Page 159: ...CONTROL SYSTEM 9 13 9 6 STANDARD OPERATION SEQUENCE 9 6 1 COOLING OPERATION FSG FSG1 I U Indoor Unit O U Outdoor Unit ...

Page 160: ...9 14 CONTROL SYSTEM n Cooling Operation FSG FSG1 cont ...

Page 161: ...CONTROL SYSTEM 9 15 9 6 2 COOLING MAINLY COOLING OPERATION FXG FXG1 I U Indoor Unit O U Outdoor Unit ...

Page 162: ...9 16 CONTROL SYSTEM n Cooling mainly Cooling Operation FXG FXG1 cont ...

Page 163: ...CONTROL SYSTEM 9 17 9 6 3 DRY OPERATION FSG FSG1 I U Indoor Unit O U Outdoor Unit ...

Page 164: ...9 18 CONTROL SYSTEM n Dry Operation FSG FSG1 cont ...

Page 165: ...CONTROL SYSTEM 9 19 9 6 4 DRY OPERATION FXG FXG1 I U Indoor Unit O U Outdoor Unit ...

Page 166: ...9 20 CONTROL SYSTEM n Dry Operation FXG FXG1 cont ...

Page 167: ...CONTROL SYSTEM 9 21 9 6 5 HEATING OPERATION FSG FSG1 I U Indoor Unit O U Outdoor Unit ...

Page 168: ...9 22 CONTROL SYSTEM n Heating Operation FSG FSG1 cont ...

Page 169: ...CONTROL SYSTEM 9 23 9 6 6 HEATING MAINLY HEATING OPERATION FXG FXG1 I U Indoor Unit O U Outdoor Unit ...

Page 170: ...9 24 CONTROL SYSTEM n Heating mainly Heating Operation FXG FXG1 cont ...

Page 171: ...CONTROL SYSTEM 9 25 n Defrosting Operation Control ...

Page 172: ...9 26 CONTROL SYSTEM 9 7 STANDARD CONTROL FUNCTIONS 9 7 1 FREEZING PROTECTION CONTROL DURING COOLING OR DRY OPERATION ...

Page 173: ...CONTROL SYSTEM 9 27 9 7 2 GAS BYPASS CONTROL 9 7 3 OVER HEATING PROTECTION CONTROL ...

Page 174: ...NSION VALVE FOR PLATE HEAT EXCHANGE For 24 and 30HP FSG1 20 and 30HP FXG1 NOTE 1 Td 1 Temperature at Top of Compressor 2 TD 2 Td is became to suitable temperature area by PID control of expansion valve for plate exchanger as shown in the graph ...

Page 175: ...ssor Inverter Compressor Frequency Hz Inverter Compressor Frequency Hz Target Frequency Hz Target Frequency Hz RAS 10FSG FXG RAS 24FSG1 Constant Speed Compressor Constant Speed Compressor Inverter Compressor Frequency Hz Inverter Compressor Frequency Hz Target Frequency Hz Target Frequency Hz RAS 16FSG RAS 30FSG1 FXG1 Constant Speed Compressor Constant Speed Compressor Inverter Compressor Frequenc...

Page 176: ...9 30 CONTROL SYSTEM 9 7 6 CONTROL FOR AUTO COOL HEAT OPERATION ...

Page 177: ..._________________________________________ 12 10 3 1 Input and Output Settings of Outdoor Unit Connector _____________________________ 12 10 3 2 Fixing Operation Mode Heating 1 Cooling 2 __________________________________ 13 10 3 3 Demand 3 _____________________________________________________________ 14 10 3 4 Snow Sensor ____________________________________________________________ 14 10 3 5 Enfor...

Page 178: ...gerant cycle number of the indoor unit for the input and output setting is indicated at the segments for timer setting time indication and the RN is indicated below Ì The indication of the setting temperature is turned OFF b At the condition of the above item a press the TEMP switch or the TEMP switch of the remote control switch and the indoor unit for the input and output setting can be changed ...

Page 179: ... at the segments for setting temperature indication is changed as shown below Select the input and output signal to be allocated to the port When pressing the CHECK switch Selection of Other Indoor Unit At the optional setting mode press the TEMP switch or the TEMP switch the condition of the remote control switch is changed so that the indoor unit can be selected for the input and output setting ...

Page 180: ...mote control switch signal which is given last Picking up signal within 10 seconds after power supply is turned ON is not available due to initializing of components Remote Control ON OFF Function 2 Operation Stop pulse Signal Input This is an ON OFF function from a remote place by using pulse signal The basic wiring and time chart are shown below Function input 04 05 should be set according to it...

Page 181: ... when using the B contact is shown below See item 10 3 Optional Function of RCS Cb for more details of contacts A B NOTE Picking up signal within 10 seconds after power supply is turned ON is not available due to initializing of components 10 1 4 COOLING OR HEATING OPERATION MODE SETTING By utilizing this function the cooling or heating operation mode can be changed by giving a contact signal from...

Page 182: ...ed by pressing the RUN button The compressor will then operate under the control of the field supplied thermostat All other functions are controlled by the Remote Control in the normal way 10 1 6 REMOTE TEMPERATURE SENSOR CONTROL By using an optional remote temperature sensor the following are available 1 The unit is controlled by the average temperature of the inlet thermistor and remote temperat...

Page 183: ... is normally indicated on the remote control switch However this function is not available under abnormal transmission conditions Connect the wires as shown below Please note that the contact of auxiliary relay X1 is closed when one of the safety devices is activated In case of giving Operation Signal to 1 and 3 of CN7 3 Picking Up Cooling Operation Signal This function is utilized to pick up the ...

Page 184: ...5 6 7 8 3 Cancellation of commands RCS Forced stoppage CN4 1 2 4 Remote Cooling Heating mode Change Over CN4 1 2 5 Operation when Power Supply ON ON 1 2 3 4 5 6 7 8 d1 6 Restarting Function after Power Failure ON 1 2 3 4 5 6 7 8 d3 Inputs 7 Control by Field Supplied Room Thermostat CN3 1 2 3 ON 1 2 3 4 5 6 7 8 8 Picking Up Operation Signal CN7 1 2 Outputs 9 Picking Up Alarm Signal CN7 1 3 NOTE Whe...

Page 185: ...age breaker or smoke detector etc be used Remote Control 1 Level Signal Input 1 This is an ON OFF function from a remote place by using level signal or ON OFF The basic wiring and time chart are shown bellow Wiring Diagram Example of Remote Control 1 Time Chart NOTE Picking up signal within 10 seconds after power supply is turned ON is not available due to initializing of components Remote Control...

Page 186: ...NG MODE CHANGE OVER 4 The operation Mode of the unit can be changed from Heating to Cooling and back by using a Remote Position The operation mode is followed by the field supplied switch or the remote control switch which is used last NOTE This option is only available for Heat Pump models Previous indications and specifications on required components showed in the above subchapter are applied to...

Page 187: ... the Unit must be started by pressing the RUN button The compressor will then operate under the control of the field supplied thermostat All other functions are controlled by the Remote Control in the normal way Component Manufactured or Specifications Thermostat Equivalent of YAMAKATE R7031P005 R7031Q005 NOTE When a field Supplied room thermostat is used select the specified thermostat as below C...

Page 188: ...and 30HP Factory Setting Connector No Pin No of Connector Function No Setting Shipping 1 2 1 Fixed Heating Mode CN17 2 3 2 Fixed Cooling Mode Input CN18 1 2 3 Demand 1 2 1 Operation Output CN16 1 3 2 Alarm Specifications required on Components Parts Specifications Remarks Auxiliary Relay X1 X2 Mini Power Relay MY1F or 2F made by OMRON Changeover Switch SS2 SS3 Manual Switch 220 240V 3 Pin Connecto...

Page 189: ...reased by 1 by pushing PSW3 while PSW1 is being pushed 4 After selecting the function No return No 1 pin at the OFF side on the DSW8 The selected contents are memorized in the outdoor unit printed circuit board and the function selection mode is stopped The memorized data is maintained even power source lines are disconnected The connecting details of each function are described below and the requ...

Page 190: ... compressor operation the fan operation is changed to the normal operation If the input terminal is opened the fan s is stopped This function protects the outdoor units from a condition covered with snow Wiring Diagram Example of Snow Sensor 10 3 5 ENFORCED STOPPAGE The compressor is stopped and the indoor fan motor is stopped when the forced stoppage input terminals CN18 1 2 on the outdoor unit P...

Page 191: ...m limit the indoor unit is put under thermo OFF condition The stoppage code No 10 is given When the input terminal is opened during the demand current control its control is reset 10 3 8 INDOOR FAN CONTROL DURING THERMO OFF AT HEATING By setting the dip switch as shown below the indoor fan operates for 2 min and stop for 6 min as a cycle when the activation conditions are satisfied ON 1 2 3 4 5 6 ...

Page 192: ... control since protection control is not cancelled 10 3 10 ALL SEASON COOLING OPERATION By setting the dip switch the cooling operation through the year is available The cooling operation is continued a low temperature ON 1 2 3 4 5 6 7 8 Set No 4 at ON No 4 of DSW5 is set at OFF before shipment Turn OFF the main switch and set the dip switch Operation The limitation of the permissible outdoor temp...

Page 193: ...ture Frequency Range Outdoor Unit Capacity HP Minimum Frequency Maximum Frequency Conditions 5 95 Hz 8 165 Hz 10 177 Hz 16 255 Hz 20 325 Hz 24 385 Hz When Night Shift Is Not Set 30 30Hz 465 Hz Except for the conditions below 5 50 Hz 8 100 Hz 10 114 Hz 16 140 Hz 20 176 Hz 24 211 Hz When Night Shift Is Set 30 30Hz 255 Hz 1 Night Shift Operation 2 Cooling Operation 3 Outdoor Fan Below 70 Converter Fr...

Page 194: ... Picking Up Compressor ON Signal With this procedure the compressor signal can be picked up The method is explained in the figure below The required part is indicated in Table 4 1 Connecting relay contactors RYa are closed at the time of compressor running This signal can be applied to the check of signals at the time of remote controlling and to the fan interlock of outdoor fresh air Picking Up D...

Page 195: ...al function is to be set is indicated at the segments for timer setting time indication and the ADDS is indicated below Ë The refrigerant cycle number of the outdoor unit for which the optional function is to be set is indicated at the segments for timer setting time indication and the RN is indicated below Ì The indication of the setting temperature is turned OFF b At the condition of the above i...

Page 196: ...ion is changed as shown below When pressing the CHECK switch 00 01 Selection of other Indoor Unit At the optional setting mode press the TEMP switch or the TEMP the condition of the remote control switch is changed so that the Indoor Unit can be selected to set the optionsl function described in the item 3 Return from Optional Function Setting Mode Press the RESET switch the optional function sett...

Page 197: ...ed 13 C4 Drain Pump in Heating O O O O 00 01 Not Available Available 14 C5 Hi Speed O O O O 00 01 02 Medium Static Pressure Factory Setting Hi Static Pressure Low Static Pressure 15 C6 Hi Speed at Heating Thermo OFF O O O O 00 01 Not Available Available 16 C7 Cancelling of Enforced 3 Minutes Minimum Operation Time of Compressor O O O O 00 01 Not Available Available 00 Control by Indoor Suction The...

Page 198: ... 22 24 26 28 30 30 30 b1 00 Standard OFF 24 26 28 30 32 32 32 ON 18 20 22 24 26 28 30 Heating b1 01 After removal OFF 20 22 24 26 28 30 32 2 Circulator Function at Heating Thermo OFF In case that the fan speed is changed to LOW tap at heating Thermo OFF there is a case that the room air is stratified because warm air stagnates near the ceiling In this case it is recommended that the circulator fun...

Page 199: ... fan speed due to the high ceiling Only available for RCD Units 15 High Speed at Heating Thermo OFF This function is utilized to increase the fan speed when thermo OFF in heating operation with the function 14 The fan speed is not increased when thermo OFF in heating operation at the function 14 setting Only available for RCD Units 16 Canceling of Enforced 3 Minutes Minimum Operation Time of Compr...

Page 200: ... this function are as shown below Setting Air Flow Mode by Remote Control Switch Air Flow of Total Heat Exchanger LOW MED MED HIGH HIGH HIGH NOTE In case that the setting air flow mode by the remote control switch is HIGH the air flow of the total heat exchanger is HIGH even when this function is set 27 With Humidifier Only Indication Total Heat Exchanger Model This function is utilized to control...

Page 201: ... in such case by pressing all the indoor units can be set at 0 or 1 Setting Mode No 5 ºC Press the Switch and select the operation mode Main Remote Control Switch Sub Remote Control Switch When this setting is changed cut off the power supply of all indoor units after returning the normal mode Press the Î Ï and Ð Switch simultaneously for more than 3 seconds Change to the function setting mode Nor...

Page 202: ...y Setting In case of the RPK model the factory setting is 200 hrs However this filter cleaning time can be changed depending on the condition of the filter Removal of Heating Temperature Calibration Refer to 10 4 2 1 for the details Circulator Function at Heating Thermo OFF Refer to 10 4 2 2 for the details Setting of the Optional Functions PC RLH9 11 The following optional functions can be set by...

Page 203: ..._____________________________ 14 11 4 3 Setting On Off Time _______________________________________________________ 15 11 4 4 Setting Running Day_______________________________________________________ 16 11 4 5 Setting Holiday ___________________________________________________________ 16 11 4 6 Checking Contents of Setting________________________________________________ 17 11 5 Optional Central S...

Page 204: ...also stops the run procedure Ö TEMP Temperature Setting Switch T RUN Test Run Indication Check Check Indication These Tests appears when TEST RUN or CHECK is being performed Ø ABNML Alarm Indicator FILTER Indicator Ù SET TEMP Setting Temperature Indicator Ú ON OFF Timer Timer Operation Indicator Alarm Code Indicator NO FUNCTION Indicator Û CENTRAL Central Control Indicator Operation Indicates that...

Page 205: ...ocedure for Temperature Fan Speed and Air Louver Direction Setting Switch OFF STOP Press the RUN STOP switch again The RUN indicator Red is OFF The system is automatically stopped NOTE There could be a case that the fan operation is performed for approximately 2 minutes after the heating operation is stopped 11 1 2 OPERATION PROCEDURE FOR TEMPERATURE FAN SPEED AND AIR LOUVER DIRECTION SETTING DO N...

Page 206: ...TI switch By repeatedly pressing the VENTI switch the indication is changed in order of A C VENTI and A C VENTI The figure shows when setting A C VENTI NOTE Contact your distributor or dealer of HITACHI for detailed information In case that the mode is changed to VENTI during individual operation of the air conditioner the air conditioner is stopped In case that the mode is changed to A C during i...

Page 207: ... time lag between the actual angle of the louver and the liquid crystal indication When the SWING LOUVER switch is pressed the louver will not stop immediately The louver will move one extra swing Do not turn the air louver by hand If moved the louver mechanism will be damaged in all units CAUTION Wall Type RPK Adjust the vertical deflectors by hand to discharge air in the required direction Do no...

Page 208: ...isplay The indoor unit number the alarm code the model code and the connected number of indoor units are indicated on the liquid crystal display In the case that the plural indoor units are connected the above items for each indoor unit are indicated one by one Check the contents of the indications and contact your distributor or dealer of HITACHI n Power Failure All the indications are OFF Once t...

Page 209: ...Ì switch The set temperature is indicated on the É display 3 Select one of the fan speed by pressing the Î Ï Ð switches The set fan speed is indicated by the green LED Í 4 Press the Ë Switch The red LED Ê turns ON n To Stop 1 Press the Ë Switch Air Conditioning is stopped and all the LEDs are turned OFF In order to restart press the Ë switch NOTE Swing Louver Setting is not available Select by Cen...

Page 210: ...splay will differ during actual operation ÌRun Stop Switch Operation of the unit con be started or stopped by pressing this switch ÍFan Speed Switch Press this switch to select the fan speed By repeatedly pressing the button the setting will change sequentially through HIGH MED and LOW Fan speed is fixed at low for dry operation ÎMode selection switch By repeatedly pressing the mode switch the uni...

Page 211: ...he indication lamp yellow does not turn ON although the commands are sent the commands are not received by the indoor unit In such a case send the commands again The transmitter of the controller has the vertical directivity to the receiver and the permissible angle for transmitting is within 50 However the capable distance for transmitting gets half when the transmitting angle is 50 and also get ...

Page 212: ...ype P G46WAH2E 1 RCI 4 0 5 0 P G23DWA1 RCD 1 0 3 0 These air panels for wireless control contains the receiver part and is required for 4 way cassette type and 2 way cassette type indoor units when using wireless remote control switch PC LH3A For 2 Way Cassette Type P G46DWA1 RCD 4 0 5 0 Operate Defrost Open Filter Timer 7 Segment for alarm code PC RLH4 Cooling Heating Emergency Normal Stop DSW Op...

Page 213: ... SW3 to ON Receiver rear side Rotary Switch RSW Setting when shipment Wiring Procedures between Indoor Units 1 Perform the wiring work as follows The total length of the cable must be within 500 meters Cable references are shown below 2 Fix the connecting control cable between indoor units at certain points with bands not to run along the power supply cable inside of the indoor unit The same wirin...

Page 214: ...he next figure 4 Check the number of Indoor Units Connected when test running NOTE The 7 segment indication of the receiver part see previous page shows the number of the indoor units connected in case that the test running is performed by the controller However the number can not be indicated for some models In such a case check the number by the wired controller PC 2H2 or PC P1HE WARNING Turn OF...

Page 215: ... the holiday setting is canceled Ñ Setting Switch of Present time By depressing this switch the SET indicator and mark are flickered and present time can be set Ò Setting Switch of Day of a Week Day of week is selected by this switch when SET display is flickering or indicated Depressing this switch the mark move in order of Sun Mon Sat Depressing the DAY after Sat all the mark are selected Depres...

Page 216: ... switch Depress the OK switch after setting the present hour hour indication is turned on and minute indication is flickered The right figure shows the case of setting the hour at PM 5 Note AM 12 00 is displayed as PM 00 00 5 Set minute indication at the present minute by depressing the HOUR MINUTE or switch Depress the OK switch after setting the present minute the present day and the present tim...

Page 217: ...lickered The right figure shows the case of changing to the ON OFF time setting mode 5 Select the setting 1 2 or 3 by depressing the SELECT switch By depressing the SELECT switch the hour indication moves flickering The right figure shows the case of selecting the setting 2 6 Set the hour indication of ON TIME by depressing the HOUR MINUTE or switch After setting the hour indication depress the OK...

Page 218: ...ITOR The SET indication is turned off and the control timer is changed to the monitor mode 11 4 5 SETTING HOLIDAY Function To cancel the running schedule temporarily The schedule operation is canceled only once at the day set as holiday After that the schedule operation is available again This function is used in case that there are any irregular holidays Example B pattern Tuesday 1 Depress the SE...

Page 219: ...rned off at OFF time In case that the indoor unit operation is started or stopped by the remote control switch or the central station used together with the timer the RUN indicator is not changed The flickering of the RUN indicator shows the abnormal condition of the Timer Check to ensure that the wiring connection and the setting of dip switches are correct In the case that the RUN indicator is s...

Page 220: ... switch CHECK is indicated and Master or Slave unit can be set See sub chapter 16 3 5 for more details Õ RESET Switch By depressing this switch the CHECK function is canceled The FILTER indication can be turned off too Ö Group Selection Switch By depressing this switch the group number to be controlled is changed from 01 to 16 After 16 AA is shown and then all the units are controlled simultaneous...

Page 221: ...switch Every time the GROUP switch is depressed the group number to be controlled is changed in the order as shown below In case of AA all the units are controlled simultaneously 3 When selecting the group the setting conditions of each group are indicated By operating by the remote control switch the content of the setting is indicated 1 16 Show the operating conditions of each group as follows T...

Page 222: ...e operation mode can be set while the unit is stopped or in operation 11 5 3 SETTING OF TEMPERATURE FAN SPEED AND LOUVER ANGLE NOTE Do not touch the CHECK switch The CHECK switch is only for service use When the CHECK switch is depressed by a mistake and the central station is changed to the check mode depress the RESET switch to cancel 1 Depress the GROUP switch and select the group Refer to item...

Page 223: ...er of AA The temperature fan speed and louver angle can be set while the unit is stopped or in operation In the Case of 4 Way Cassette Type Example Indication Louver Angle approx Approx 20 Approx 25 Approx 30 Approx 35 Approx 45 Approx 55 Approx 70 Cooling Dry Heating NOTE The fixing angle of the louver shown beside is the case of 4 way cassette type Indoor Unit The fixing angle is different accor...

Page 224: ... indication appears on the LCD on the remote control switch and the operation by the remote control switch is not available 1 Depress the GROUP switch and select the group Refer to item 2 Group Selection and Monitoring Unit Operation Status in previous pages The right figure shows the case of selecting group 4 2 Depress the RNT SW NAVL switch Every time the RMT SW NAVL switch is depressed the RMT ...

Page 225: ...E The above indications show the case of setting operation mode for group 4 The same setting procedure shall be performed for other groups In case of the simultaneous operation for all groups select the group number AA 11 5 7 OTHER LDC INDICATIONS EMERGENCY The EMERGENCY is indicated when the emergency stop signal is input by the outside input function During the emergency stoppage indoor units ar...

Page 226: ...ain after the power recovery Perform the starting operation again In case of instant power failure within 2 seconds the unit is automatically started again ELECTRICAL NOISE All the indications are disappeared and the unit operation may be stopped for the device protection due to the electrical noise Perform the starting operation again 11 6 OPTIONAL ACCESSORIES FOR RCS 11 6 1 REMOTE CONTROL CABLE ...

Page 227: ...uction is started after receipt of orders NOTE PC 2H2 has the same functions than PC P1HE as indicated in the TCGB0013 07 00 11 6 3 3P CONNECTOR CABLE This connector is utilized when the remote ON OFF device is connected or signals are taken out on the printed circuit boards of indoor and outdoor units Model Name Application Able to connect Remarks PCC 1A 3P Connector cable Optional functions of O...

Page 228: ......

Page 229: ...3 57 167 7 21 7 ...

Page 230: ......

Page 231: ... duct to external faces of flanges_____________________________________ 16 12 5 5 Air suction direction change _________________________________________________ 16 12 6 RPK Wall Type _________________________________________________________ 17 12 6 1 Factory supplied accessories________________________________________________ 17 12 6 2 Initial Check ________________________________________________...

Page 232: ...trol switch in it Prepare a steel conduit tube and wire the remote control cable in it Then connect the ground wire with the box and tube Install a noise filter when the power supply emits harmful noises This unit is exclusive non electrical heater type indoor unit It is prohibited to install a electrical heater in the field Mount suspension bolts using M10 W3 8 as size as shown below CAUTION Do n...

Page 233: ...es Push through wire rope into the hang clamp it by using shackle 2 Before Installation Before installation work check the availability of the following parts which are packed inside the outdoor unit fixed to the base plate Factory supplied accessories Accessory Q ty Purpose Compressed Sheet 1 Pipe Flange of Refrigerant Gas Piping 1 Connection for Refrigerant Gas Piping with RAS 8HP 30HP Elbow Pip...

Page 234: ...r the unit piping connection area on the ceiling Distance from Wall Side Check space between ceiling and false ceiling is enough as indicated below Check the ceiling surface is flat for the air panel installation work Unit HP A mm RCI 1 0 3 0HP 298 RCI 4 0 5 0HP 348 Clearance 10 20 mm Unit High In False Ceiling Check down slope Pitch of Drain Piping is following the specifications indicated in cha...

Page 235: ...n order to prevent them from loosening If not done abnormal noises or sounds may occur and the indoor unit may come loose Adjust the indoor unit to the correct position while checking with the pattern for installation 1 For Ceiling already Completed with Panels 2 Ceiling Not Completed with Panels yet Indoor Unit Attach this side of the scale to the ceiling Attach this side of the scale to the lowe...

Page 236: ... coincides with the location of the same colored mark of the air panel 3 Raise up the air panel onto the indoor unit then fix the air panel by using factory supplied long screws 4 Check to ensure that there is no gap around the contacting surface between the indoor unit and the air panel Any gap may cause air leakage or dewing To protect the panel from being damaged the long screws for securing th...

Page 237: ...an not function Connect the following connectors which are used with the air panel CN17 CN13 PCN5 Electrical Box for Indoor Unit View from lower surface of Air Panel without Air Intake Grille Connector for Dew Protection Heater High Voltage 2pin RED Electrical Box for Indoor Unit Printed Circuit Board Connector only for Wireless receiver Type Low Voltage 3 pin BLUE Connector for Auto Swing Motor L...

Page 238: ...ndoor Unit For Wired Remote Control Switch RCD 1 0 2 5 P G23DWA1 RCD 3 0 5 0 P G46DWA1 12 3 2 INITIAL CHECK Install the indoor unit with a proper clearance around it for operation and maintenance working space as shown in next page Provide a service access door or panel near the unit piping connection and the electrical control box on the ceiling Check space between ceiling and false ceiling is en...

Page 239: ... the drain pan Hook the indoor unit on the suspension brackets Fix the unit using the nuts flat washers and spring washers These nuts and washers are supplied 4 pieces each n Adjusting of Space Between Indoor Unit and False Ceiling Opening Adjust the indoor unit to the correct position while checking with the installation pattern and gauge factory supplied as shown below Suspension Bolts Field Sup...

Page 240: ...w M6 30 2 For Fixing Panel only for P G46 Check to ensure that the suspension brackets field supplied of the indoor unit are located approximately 175 mm higher than the false ceiling Remove Air Intake Grille from Air Panel following the next Steps 1 Open the air intake grille to an angle of approx 40º from the surface of the air panel 2 Lift the grille keeping it inclined 3 Draw the grille toward...

Page 241: ...stallation height level of the indoor unit CAUTION Do not turn the air louver by hand If moved the louver mechanism will be damaged 5 Wiring connection for Air Panel CAUTION Before connecting connectors firstly turn OFF power source If the connectors are connected without turning OFF the power source the auto swing louver can not function Connect the following connectors which are used with the ai...

Page 242: ...installing the indoor unit use the installation pattern printed on the inner side of the carton box cutting the carton box along dotted lines when unpacking is performed Installation pattern is giving the following information Pintch of sling bolt for case a and case b showed below Hole Positions of Refrigerant Piping Hole Positions of Drain Piping Suspension bracket has the following two 2 possib...

Page 243: ...indoor units on the suspension brackets by setting the mounting bolts on the units with the notches of the bracket as shown below Fix the units with the nuts flat washers and spring washers Each four nuts and washers are supplied For Semi Concealed Installation Open a hole in the false ceiling When installing the indoor unit as shown in the following figure insulate the top part of the cabinet whi...

Page 244: ...pproximately 3mm lower than the front side in order to avoid the incorrect position of the drain discharge Tighten the nuts of the suspension bolts with the suspension brackets after adjustment is completed Special plastic paint must be applied to the bolts in order to prevent them from loosening NOTE When the false ceiling has been already installed all piping work inside the ceiling has to be co...

Page 245: ...e nut and washer of each sling bolt as shown starting from one side 2 After check the nut and washer are correctly fixed by the retainers of the suspension bracket hook the suspension bracket of the other side to nut and washer n Drain Pan Level Check to ensure that the foundation is flat taking into account the maximum foundation gradient Front View The unit should be installed so that one side o...

Page 246: ...for this purpose 2 When unit is installed filter should be fixed installed and uninstalled through fan cover access 12 5 5 AIR SUCTION DIRECTION CHANGE Air suction direction could be modified changing back cover 2 for fan cover 1 Each cover uses 10 fixing screws Filter Clamp Filter Band Standard Air Filter Factory supplied Field supplied Air Filter or adapted Factory supplied one REMOVE Standard A...

Page 247: ...k to ensure that the wall is strong enough to support a weight of 2000N 200kg 2 Mounting the Unit between Pillars Screws for wood market with should be tightened utilizing the upper hole It is not recommended that the mounting bracket be installed on one pillar The location where the indoor unit is to be installed should be so selected that an unbalanced weight distribution is avoided The mounting...

Page 248: ...tlet grille Slightly lift the front panel upward in order to release the combined parts three parts of upper side of the front panel CAUTION When removing front panel do not apply strong forces by hitting etc It may break the unit body 6 Putting back Front Panel Firstly put back the lower side of the front panel and then combine three parts of upper side of the front panel Open the inlet grille as...

Page 249: ...le location so that uniform air temperature in the room can be obtained Check to ensure that the foundation is flat level and sufficiently strong It is recommended that a service access panel for floor concealed type indoor units be provided The access panel must be fixed with screw s so that service engineer s only is accessible 12 7 3 INSTALLATION 1 Check to ensure the fixing position of the uni...

Page 250: ...he grille WARNING Provide a service access cover which is fixed by screws so that the fan runner is not directly touched Only RPFI model CAUTION The optional air outlet grille of the RPFI unit can not be used in a highly humid place like a kitchen because condensation may occur on the grille surface Air Outlet Direction Change RPFI In case of changing the RPFI units air outlet direction from upwar...

Page 251: ...nation could block the outdoor heat exchanger When installing the outdoor unit in snow covered areas mount the field supplied hoods on the top of the outdoor unit and the inlet side of the heat exchanger Do not install the outdoor unit where there are high levels of oil mist salty air or aggressive gases such as sulfur Do not install the outdoor unit where electromagnetic waves are directly radiat...

Page 252: ...uct to prevent the air short circuiting The above instructions and measuremts are applicable for all outdoor units RAS of set Free Series either 16 and 20 HP models 12 8 3 SERIAL UNITS INSTALLATION A1 In case that the front and either of the sides are open RAS 5 8 10 HP A space of 900mm is recommended for easier service work A2 In case that the front and either of the sides are open RAS 16 20 HP m...

Page 253: ... service work B2 Rear to rear installation RAS 16 20 HP A space of 900mm is recommended for easier service work B3 Rear to rear installation RAS 24 30 HP No limit to wall height No limit to wall height Top View No limit to wall height No limit to wall Height Front No limit to wall height No limit to wall height ...

Page 254: ...er to rear Installation mm In case that the surrounding wall exists Installation in the same direction mm A space of 900mm is recommended for easier service work No Limit to wall Height Provide a distance of min 1000 mm to the next unit Max 3 Units in a Row Top View No limit to wall height Provide a distance of min 1000 mm to the next unit Max 3 Units in a Row Top View Front Front Front Front No l...

Page 255: ...work Rear to rear installation case 2 mm A space of 900mm is recommended for easier service work Rear to rear installation case 3 mm A space of 900mm is recommended for easier service work No limit to wall height Top View Front Front No limit to wall height Front Front No limit to wall height Top View Front Front ...

Page 256: ...e next unit Refer to rear Installation mm Provide a distance of min 1000 mm to the next unit In case that the surrounding wall exists Installation in the same direction mm A space of 900mm is recommended for easier service work No Limit to wall Height Max 2 Units in a Row Top View Front Front No limit to wall height Max 2 Units in a Row Top View Front Front No limit to wall height Top View Front F...

Page 257: ...Rear to rear installation case 2 mm A space of 900mm is recommended for easier service work Rear to rear installation case 3 mm A space of 900mm is recommended for easier service work No limit to wall height Top View Front Front No limit to wall height Top View Front Front No limit to wall height Top View Front Front ...

Page 258: ...n 1600mm and the side space is less than 400mm apply a field supplied fence for each unit In case of RAS 24 30 HP Rear to rear installation mm A space of 900mm is recommended for easier service work Fence Min 300 Min 300 No limit to wall height Top View Front Front ...

Page 259: ...harge air apply a field supplied air discharge hood NOTE Install the unit on a sunny place such as east or south side of the building rather than north side Air Discharge Hood Field Supplied Max 500 mm 600 900 mm Correct Seasonal Wind Air Intake Hood Incorrect Seasonal Wind Air Discharge Hood Foundation Height with a consideration to a snowfall Field Supplied Correct Correct Incorrect Seasonal Win...

Page 260: ...lippery NOTE Design the foundation as show above and confirm that the foundation carries all of the feet of the unit Foundations MODEL A B RAS 5FSG 760 368 RAS 8FSG RAS 10FSG RAS 8FXG RAS 10FXG 760 688 RAS 16FSG RAS 20FSG RAS 20FXG1 760 824 RAS 24FSG1 RAS 30FSG1 RAS 30FXG1 760 869 Position of Anchor Bolts Correct Foundation Incorrect Foundation 8 38 x 16 Hole for Anchor Bolt RAS 16 20 FSG RAS 20 F...

Page 261: ...UNITS INSTALLATION 12 31 n Center of Gravity Outdoor Unit Models RAS 5FSG Models RAS 8 10FSG Models RAS 8 10FXG Models RAS 16FSG Models RAS 20FSG Models RAS 20FXG1 Models RAS 24 30FSG1 RAS 30FXG1 ...

Page 262: ...or painting the hood Apply M5 tapping screws for fixing the hood Reinforce the hood with supports if they are necessary in consideration of the weather such as a strong wind Hoods for RAS 5FSG Air Discharge Hood Air Intake Hood Set this part 10mm away from the end of the cabinet Make 20 Ø3 8mm holes on the side panel of the unit Set this part 10mm away from the end of the cabinet PART P 13 Ø7 Make...

Page 263: ...PART Air Discharge Hood M5 Tapping Screw Seasonal Wind Outdoor Unit Air Intake Hood Side Air Intake Hood Rear Air Intake Hood Side Air Intake Hood Rear Installation Top View Set this part 10mm away from the end of the cabinet Make 20 Ø3 8mm holes on the side panel of the unit Set this part 10mm away from the end of the cabinet PART P ...

Page 264: ... the unit Steel Plate with Holes REAR HOOD HOLE FOR HOOD PART 11 Ø7 Make additional 4 Ø3 8mm holes on the side panel of the unit Steel Plate with Holes 11 Ø7 Make additional 4 Ø3 8mm holes on the side panel of the unit Steel Plate with Holes Air Discharge Hood M5 Tapping Screw Seasonal Wind Outdoor Unit Air Intake Hood Side Air Intake Hood Rear Air Intake Hood Side Air Intake Hood Rear Installatio...

Page 265: ... Ø3 8mm holes on the side panel of the unit Set this part 10mm away from the end of the cabinet Steel Plate with Holes PART P 13 Ø7 Make additional 5 Ø3 8mm holes on the rear panel of the unit Steel Plate with Holes REAR HOOD HOLE FOR HOOD PART 11 Ø7 Make additional 4 Ø3 8mm holes on the side panel of the unit Steel Plate with Holes 11 Ø7 Make additional 4 Ø3 8mm holes on the side panel of the uni...

Page 266: ...Unit with Hoods RAS 16FSG RAS 20FSG FXG1 Air Discharge Hood M5 Tapping Screw Seasonal Wind Outdoor Unit Air Intake Hood Side Air Intake Hood Rear Left Air Intake Hood Side Air Intake Hood Rear Installation Top View 10 mm from the end of the cabinet ...

Page 267: ...charge Hood Set this part 10mm away from the end of the cabinet Make 20 Ø3 8mm holes on the side panel of the unit Details of Stay Details of P Hole for Hood Part 11 Ø7 Make additional 4 Ø3 8mm holes on the side panel of the unit Steel Plate with Holes Air Intake Hood ...

Page 268: ...harge Hood M5 Tapping Screw Seasonal Wind Outdoor Unit Air Intake Hood Rear Air Intake Hood Side 10 mm from the end of the cabinet Wire Lope Example for additional Strength 4 Locations Air Intake Hood Rear Air Intake Hood Side Installation Top View ...

Page 269: ...akage will occur Check to ensure that the following accessories are packed with the CH Unit Factory Supplied accessories for CH 6 5GE Accessory Q ty Purpose Strainer A Piping Size Æ15 88mm 1 For Gas High Piping from Outdoor Unit Strainer B Piping Size Æ19 05mm 1 For Gas Piping from Indoor Unit Insulation 26IDx140mm 2 Insulation 38IDx250mm 5 For Refrigerant Piping Connection Band 16 To fix Insulati...

Page 270: ... where there are electronic waves from medical equipment A Do not install the CH unit where the electromagnetic wave is directly radiated to the electrical box or intermediate wiring operating line B Install the CH unit and components as far as practical or at least 3 meters from the electromagnetic wave radiator C Install a noise filter when the power supply emits harmful noises 2 Suspension Bolt...

Page 271: ...e for power supply Line 26 5 at bottom side 4 Mounting the CH Unit How to put nuts Put nuts on each of the four suspension bolts before suspending the CH unit as shown below Dimensions Field Supplied Parts CH 4 0GE CH 6 5GE CH 11 5G Suspension Bolts 4 M8 or W 5 16 4 M10 or W3 8 Nut 8 M8 or W 5 16 8 M10 or W3 8 Washer 8 M8 or W 5 16 8 M10 or W3 8 Suspension the CH Unit Hook suspension bracket to th...

Page 272: ... be connected to a duct containing a fan and control damper Connection Position of Fresh Air Intake Duct 3 Control the duct fan so that it will operate only when the main unit is operating In following figure an electrical control example is shown more details in chapter 10 1 7 NOTE Use a 3P connector Cable PCC 1A of Chapter 11 6 3 for CN7 of indoor printed circuit board 4 The maximum amount of fr...

Page 273: ... there are places where the air from the air conditioner will not circulate well A return air grille shall be made as required depending on the amount of return air In the case that an adjoining room is also air conditioned Always provide a return grille Example of Branched Duct n Fitting of Branched Duct 1 The branched duct connections are shown in the Fig A There are Knockout holes After cutting...

Page 274: ... 30 b a 60º Panel Supplied Separately Opening and Closing Suction Grille Material Polyurethane 740 10 30 Material Galvanised Sheet Attachment Leg 50 17 5 25 20 60º 6 Ø6 Hole Øc Øb Fig B Dimension Example of Connection Flange Fig C Insulation Material A Indoor unit Main Body B Insulation Material Semi Noncombustible Material Band Flexible Duct Approved Noncombustible Material Outlet Blocking Plate ...

Page 275: ...prox 1 0mmAq RCI 1 0 5 0 About 25 About 40 CAUTION Precautions when Planning or Installing the Ducts This Shall also be applied to chapter 12 10 2 in case fresh air is taken in 1 In the case that the branch duct is installed from the standpoint of prevention against accidents keep the dimensions shown in the following drawing 2 Use non combustible materials for the duct 3 Install sufficient therma...

Page 276: ...e outdoor unit is required to be collected use the Drain Kit However it is not recommended to use it in a snow fall area If the drain water is required to be collected completely provide a field supplied drain pan under the outdoor unit Model Drain Kit Quantity units RAS 5HP 3 RAS 8 10HP 4 RAS 16 20HP 8 RAS 24 30HP 12 ...

Page 277: ..._________________ 24 13 4 2 RCD 2 Way Cassette Type ________________________________________________ 24 13 4 3 RPC Ceiling Type _______________________________________________________ 24 13 4 4 RPI In the Ceiling Type ___________________________________________________ 25 13 4 5 RPK Wall Type _________________________________________________________ 26 13 4 6 RPF RPFI Floor Type Floor Concealed Ty...

Page 278: ...ing between indoor unit and outdoor unit is required when Outdoor Unit is located higher than the Indoor Units However in case that the Outdoor Unit is located lower than Indoor Unit it is not required to put oil trap in the suction gas piping since the oil in the system can return to the compressor due to the oil return control system n Two Pipes System FSG FSG1 Applicable Range FSG FSG1 ITEM 5 2...

Page 279: ...e Hi between I U s 15 15 Oil Trap Height Ht 25 10 Lift between I Us connected to same CH Hic 4 4 Difference of Piping length P2 P1 between each I U to same CH 5 5 Options Lift m Max CH Qty Lift m Max CH Qty Case 1 15 16 5 10 0 to 3 0 16 0 16 3 1 to 5 0 10 Lift between CH units Hc Case 2 5 1 to 6 0 8 0 1 to 5 0 10 Case 1 The lowest I U is installed higher than O U Case 2 The lowest I U is installed...

Page 280: ...utdoor unit is installed lower than the indoor units by more than Height indication and it is outside of part shown in figures change the pipe side of the main liquid pipe and perform the DSW setting correctly according to figures RAS 5 10 16 FSG Figure 1 Conditions Outdoor Unit Liquid Piping Ø RAS 5FSG 9 53 RAS 10FSG 12 7 RAS 16FSG 15 88 RAS 20FSG Figure 2 Conditions Outdoor Unit Liquid Piping Ø ...

Page 281: ...SW3 is required When the outdoor unit is installed lower than indoor unit DSW3 Not Set Factory Supplied 1 OFF 2 OFF DSW3 Set 1 ON 2 OFF Height difference m Piping Length m When the outdoor unit is installed higher than indoor unit Total length between outdoor unit and each indoor unit Refer to fig 6 When the outdoor unit is installed lower than indoor unit DSW3 Set DSW3 Not Set factory Supplied DS...

Page 282: ...each indoor unit DSW3 Set When the outdoor unit is installed lower than indoor unit DSW3 Set DSW3 Not Set factory Supplied DSW3 Set Setting of DSW3 Height difference m Piping Length m When the outdoor unit is installed higher than indoor unit Change the size of the main liquid piping when the range is exceeded When the outdoor unit is installed lower than indoor unit DSW3 Set DSW3 Not Set factory ...

Page 283: ...28 6 25 4 12 7 15 88 E 102ME1 RAS 16FSG 31 75 28 6 15 88 19 05 E 162M1 E 152S RAS 20FSG 38 1 34 92 15 88 19 05 E 202M1 RAS 24FSG1 38 1 34 92 19 05 19 05 E 242S RAS 30FSG1 44 45 41 3 22 2 22 2 E 302S The pipe size should be the same of the piping connection hole of the outdoor unit Table 1 st Multi Kit Last Branch Pipe Size B B B B mm Total Capacity of Indoor Units Gas Liquid Multi Kit HP 5 19 05 9...

Page 284: ...XG1 44 45 41 3 31 75 28 6 22 2 22 2 E 302X Table 3 pipes part of 1st Branch Last Branch Pipe Size f mm Total Capacity of Indoor Units Low Gas High Gas Liquid Multi Kit HP 10 25 4 22 2 19 05 12 7 E 82XME1 10 HP 13 7 5 HP 13 1 28 6 19 05 12 7 15 88 E 102XME1 13 HP 16 31 75 28 6 22 2 15 88 E 152X 16 HP 22 38 1 34 92 25 4 22 2 15 88 E 242X 22 HP 26 38 1 34 92 28 6 19 05 E 242X 26 HP 44 45 41 3 31 75 2...

Page 285: ...acity HP Gas Liquid Maximum Length of Liquid Pipe 0 8 and 1 0 12 7 6 35 30 1 5 12 7 6 35 15 2 0 and 2 3 15 88 6 35 15 2 5 and 3 0 15 88 9 53 30 4 0 and 5 0 19 05 9 53 30 NOTE In case that the liquid pipe for the indoor unit with the capacity 1 5HP to 2 3HP is longer than 15m use the pipe with diameter of Æ9 53 Use filed supplied reducer if it is necessary 1 The pipe shown in the above table is app...

Page 286: ...0 REFRIGERANT PIPING AND REFRIGERANT CHARGE 13 2 DISTRIBUTOR LINE BRANCH AND HEADER BRANCH 13 2 1 DIMENSIONAL DATA Line Branch FSG FSG1 GAS LINE LIQUID LINE E 42ME1 for CH Unit Only E 52ME1 E 82ME1 E 102ME1 ...

Page 287: ...REFRIGERANT PIPING AND REFRIGERANT CHARGE 13 11 GAS LINE LIQUID LINE E 152S E 162M1 E 202M1 E 242S E 302S ...

Page 288: ...GERANT PIPING AND REFRIGERANT CHARGE Line Branch FXG FXG1 E 52XME1 E 82XME1 GAS LOW LINE GAS HIGH LINE LIQUID LINE NOTE CH Unit multi kits corresponds to two pipes system See Line Branch FSG FSG1 for more details ...

Page 289: ...REFRIGERANT PIPING AND REFRIGERANT CHARGE 13 13 E 102XME1 E 152X GAS LOW LINE GAS HIGH LINE LIQUID LINE NOTE CH Unit multi kits corresponds to two pipes system See Line Branch FSG FSG1 for more details ...

Page 290: ...13 14 REFRIGERANT PIPING AND REFRIGERANT CHARGE E 242X E 302XME1 GAS LOW LINE GAS HIGH LINE LIQUID LINE NOTE CH Unit multi kits corresponds to two pipes system See Line Branch FSG FSG1 for more details ...

Page 291: ...REFRIGERANT PIPING AND REFRIGERANT CHARGE 13 15 Header Branch FSG FSG1 GAS LINE LIQUID LINE E 54SE E 58SE E 86SE3 E 88SE3 ...

Page 292: ...13 16 REFRIGERANT PIPING AND REFRIGERANT CHARGE Header Branch FXG FXG1 E 88XE3 RAS 8FXG GAS LOW LINE GAS HIGH LINE LIQUID LINE ...

Page 293: ...e Multi kit to Two Multi kits Installation Position Horizontal Installation Locate the branch pipes on the same horizontal plane Make the straight length a minimum of 0 5m after the vertical bend Vertical Installation Upward Downward Upward Downward CORRECT CORRECT Straight length Min 0 3m Straight length Min 0 5m Upward Branch Downward Branch O U 1st 2nd 3rd Incorrect O U 1st 2nd 3rd 1st Main Pip...

Page 294: ...ch It is possible to connect the header to the second line branch when the first branch is also the line branch Do not connect a line branch to a header branch Indoor Unit CORRECT INCORRECT Main Pipe Header Header Main Pipe Header Indoor Unit Gas Piping High Low Horizontally Horizontally Liquid Piping To Indoor Unit To Outdoor Unit To Outdoor Unit To Indoor Unit Header Indoor Unit Header The Secon...

Page 295: ... of 1 5 to 2 3HP where the piping is longer than 15 meters apply a piping size of Ø9 53 Fix the connecting pipe as shown in the following figure Utilize the insulation attached to the Indoor Unit NOTE A system with no moisture or oil contamination will give maximum performance and lifecycle compared to that of a poorly prepared system Take particular care to ensure all copper piping is clean and d...

Page 296: ...plied a thickness of 10mm for the liquid piping and 15mm to 20mm for the gas piping is recommended For Line Branch For Header Branch CAUTION Perform insulation work after the surface temperature decreases to the room temperature If not insulation material may melt If the ends of the piping system are open after accomplishing piping work securely attach caps or vinyl bags to the ends of the piping ...

Page 297: ...re it takes long time to vacuum pump by a small vacuum pump 2 Clean No dusts Inside of Pipes Infiltration of Dusts etc from Tube Ends Oxidation Film during Brazing without Blowing Nitrogen Insufficient Flushing by Nitrogen after Brazing Clogging of Ex Valve Capillary Tube and Filter Oxidation of Oil Compressor Failure ò Insufficient Cooling or Heating Compressor Failure Pipe Protection 1 Mounting ...

Page 298: ... nuts use two spanners as shown in the figure The required tightening torque is as follows Indoor Units and CH Unit Pipe Size Tightening Torque Nm Ø 6 35 mm 20 Ø 9 53 mm 40 Ø 12 7 mm 60 Ø 15 88 mm 80 Ø 19 5 mm 100 Outdoor Units Operation of the stop valve should be performed according to the below figure B RAS FSG 1 A Flare Screw of Flange C Liquid 16 40 9 5HP Gas 44 100 9 Liquid 29 5 40 9 8HP Gas...

Page 299: ...35 Ø6 5 6 Ø22 22 Ø22 42 10 0 08 0 0 07 0 09 0 0 11 0 08 0 1 0 35 0 12 0 1 0 42 Ø9 53 Ø9 7 8 Ø25 4 Ø25 6 12 0 08 0 0 09 0 12 0 0 08 0 08 0 1 0 38 0 12 0 1 0 42 Ø12 7 Ø12 9 8 Ø28 58 Ø28 78 12 0 08 0 0 19 0 12 0 0 08 0 09 0 1 0 41 0 12 0 1 0 47 Ø15 88 Ø16 1 8 Ø31 75 Ø32 0 12 0 09 0 0 13 0 12 0 0 13 0 09 0 1 0 44 0 12 0 1 0 52 Ø19 05 Ø19 3 10 Ø38 1 Ø38 3 14 0 09 0 0 16 0 12 0 0 18 A basic brazing meth...

Page 300: ...ing can be connected to some one of two directions of the indoor unit upper or rear side when facing the unit The positions of piping are shown below Each direction has the prepared knockout hole as shown in piping work sub chapter Cut the knockout hole for the required direction Piping size Gas Piping Liquid Piping RPC 2 0 Æ 6 35 1 4 RPC 2 5 3 0 Æ 15 88 5 8 RPC 4 0 5 0 Æ 19 05 3 4 Æ 9 53 3 8 n Pi...

Page 301: ... 6 35 1 4 RPI 2 5 3 0 Æ 15 88 5 8 RPI 4 0 5 0 Æ 19 05 3 4 Æ 9 53 3 8 NOTE When installing pipes make sure that enough space is provided for servicing the electrical box Keep electrical box and drain pipe access free of piping Option 1 Option 2 Factory Supplied Sealing Plate 0 8x118x142 mm Refrigerant Gas Piping Refrigerant Liquid Piping Seal with insulation Sec P P 145 125 95 P P 38 54 83 M4 Screw...

Page 302: ...cutter as for the right side piping 3 Rear Side Piping Make a hole by removing the knock out plate at the rear side When bending the tubes firmly fix the tube at the heat exchanger side Position of piping connection Gas Piping Liquid Piping L1 550 480 L2 427 357 Piping size Gas Piping Liquid Piping RPK 1 0 RPK 1 5 Æ 12 7 1 2 RPK 2 0 Æ 6 35 1 4 RPK 2 3 Æ 19 05 3 4 Æ 9 53 3 8 CAUTION When bending th...

Page 303: ... Strainer B Connect to the gas piping Æ15 88 Æ19 05 Æ28 6 Reducer A Connect to the liquid piping in case of connecting a Æ6 35 pipe With Without Without Reducer B Connect to the gas piping in case of connecting a Æ12 7 pipe With Without Without After connecting the refrigerant piping seal the refrigerant pipes by using the factory supplied insulation materials as shown below Reducer B Strainer B V...

Page 304: ...g 1 1 Elbow Pipe 1 1 1 1 1 Reducer 1 1 Field supplied if it is necessary 13 5 2 POSITION OF PIPING CONNECTION Remove the service cover as shown in fig below before piping connection Remove fixing screws on the lower position 4 pieces and the upper position 3 pieces Slightly open the upper side and lift the service cover upward then slowly pull it forward to the front side Pipes can be connected fr...

Page 305: ...1 136 RAS 24FSG1 34 92 or 38 1 brazing 19 05 flare nut RAS 30FSG1 41 3 or 44 5 brazing 22 2 brazing 138 234 247 274 139 151 RAS 8 10FXG RAS 20 30FXG1 The position of the connecting pipes is the following for each Outdoor Unit type Model Refrigerant Gas Low Piping Connection Ø Refrigerant Gas High Piping Connection Ø Refrigerant Liquid Piping Connection Ø A B C D E F G H I RAS 8FXG 25 4 or 22 2 Bra...

Page 306: ...32 111 38 1 RAS 24FSG1 Gas 3 99 32 56 38 1 RAS 30FSG1 Gas 4 125 32 101 44 45 RAS 8FXG Low Gas 1 95 29 88 22 2 25 4 RAS 10FXG Low Gas 1 95 29 88 25 4 28 6 RAS 20FXG1 Low Gas 2 99 32 111 38 1 RAS 20FXG1 High Gas 1 95 29 88 22 2 25 4 RAS 30FXG1 Low Gas 4 99 32 101 44 45 RAS 30FXG1 High Gas 3 95 29 61 31 75 NOTE For connecting the lower piping diameter for the Outdoor Units having two piping dimension...

Page 307: ...e Connect it to the liquid valve by flare nut through the square hole of bottom base For Gas Piping Connection In case that the size of the Field supplied pipe is the below indicated field supplied pipe can be connected to the elbow pipe directly Pipe Size Outdoor Unit HP Æ25 4 20FXG1 Æ31 75 16FSG 30FXG1 Æ38 1 20FSG 24FXG1 Æ44 45 30FXG1 In case that the size of the Field supplied pipe is the below...

Page 308: ...ent vacuum pumping and to use a dryer in the liquid line in order to remove moisture in the field supplied piping The following dryer Kits are selected to keep moisture lower than 100 ppm when the moisture level is 200 ppm with the maximum refrigerant charge before installing If the actual moisture level is higher than 200 ppm charge the dryer several times according to the level Dryer Kit Model D...

Page 309: ...vacuum pumping for 1 to 2 hours down to 7 Charge additional and specified refrigerant 8 Open the spindle of the liquid stop valve in the outdoor unit 9 Perform a trial operation in order to collect moisture into the dryer NOTE The collecting time depends on the level of the moisture It is recommended that total operation hour be 45 hours 10 If the sight glass indicates green collecting moisture wo...

Page 310: ...20 Æ 9 54 x 0 065 Æ 6 53 x 0 026 Actual system Additional Charge W1 Total kg Except for RAS 24 30FSG1 Only for RAS 24 30FSG1 Additional Refrigerant Charge Calculation for Indoor Unit W2 kg Additional refrigerant charge is NOT necessary for one refrigerant system unless the number of indoor unit exceeds N units Table 2 shows the necessary refrigerant quantity ATTENTION For RAS 24FSG1 and RAS 30FSG1...

Page 311: ...is the number of indoor units that do not require an additional charge W0 is Outdoor Unit refrigerant charge before shipment Table 2 Charge kg Horse Power RAS 5 20 FSG RAS 8 10 FXG RAS 20 30 FXG1 RAS 24 30 FSG1 0 8 0 9 0 0 1 0 0 9 0 0 1 5 0 9 0 0 2 0 1 4 0 0 2 3 1 4 0 0 2 5 1 5 0 0 3 0 1 5 0 0 4 0 2 3 0 0 5 0 2 6 0 0 Example RCI 1 5 is 1 5 HP Table 3 Example This System Unit Nº Horse Power Charge ...

Page 312: ...30 m RAS 10FSG Use E 86SE3 RAS 8FSG Use E 86SE3 Choice of each Multi kit RAS 5FSG Use E 58SE Liquid Line Example In case of RAS 5FSG W14 61 x 0 065 4 0 W15 5 3 5 3 5 3 x 0 026 0 6 Indoor unit Example In case of RAS 5FSG W2 4 2 Quantity of Additional Refrigerant Charge The quantity is calculated by the following equation W kg W11 W12 W13 W14 W15 W2 1 W11 kg Total Length m of Ø19 05 Liquid Piping x ...

Page 313: ... at a b c d and e RAS 8FSG Use E 82ME1 at a b c d and e Choice of each Multi kit RAS 5FSG Use E 52ME1 at a b c d and e Liquid Line Example In case of RAS 8FSG W13 51 x 0 120 6 1 W15 5 3 5 3 5 3 X 0 026 0 6 Indoor unit W2 1 4 Quantity of Additional Refrigerant Charge The quantity is calculated by the following equation W kg W11 W12 W13 W14 W15 W2 1 W11 kg Total Length m of Ø19 05 Liquid Piping x 0 ...

Page 314: ...at a b and c E 86SE3 at d Choice of each Multi kit RAS 5FSG Use E 52ME1 at a b and c E 54SE at d Liquid Line Example In case of RAS 10FSG W13 71 x 0 120 8 5 W15 5 3 5 3 5 3 x 0 026 0 6 Indoor unit Example In case of RAS 10FSG Quantity of Additional Refrigerant Charge The quantity is calculated by the following equation W kg W11 W12 W13 W14 W15 W2 1 W11 kg Total Length m of Ø19 05 Liquid Piping x 0...

Page 315: ...ase of RAS 16FSG Liquid Line Example In case of RAS 16FSG Indoor unit Example In case of RAS 16FSG Quaintly of Additional Refrigerant Charge The quantity is calculated by the following equation W kg W11 W12 W13 W14 W15 W2 1 W11 kg Total Length m of Ø19 05 Liquid Piping x 0 300 W12 kg Total Length m of Ø15 88 Liquid Piping x 0 195 W13 kg Total Length m of Ø12 7 Liquid Piping x 0 120 W14 kg Total Le...

Page 316: ...multi kit Example In case of RAS 20FSG Liquid Line Example In case of RAS 20FSG Indoor unit Example In case of RAS 20FSG Quaintly of Additional Refrigerant Charge The quantity is calculated by the following equation W kg W11 W12 W13 W14 W15 W2 1 W11 kg Total Length m of Ø19 05 Liquid Piping x 0 300 W12 kg Total Length m of Ø15 88 Liquid Piping x 0 195 W13 kg Total Length m of Ø12 7 Liquid Piping x...

Page 317: ...ine Example In case of RAS 30FSG1 Indoor unit Example In case of RAS 30FSG1 Quaintly of Additional Refrigerant Charge The quantity is calculated by the following equation W kg W10 W11 W12 W13 W14 W15 W2 1 W10 kg Total Length m of Ø22 2 Liquid Piping x 0 390 W11 kg Total Length m of Ø19 05 Liquid Piping x 0 280 W12 kg Total Length m of Ø15 88 Liquid Piping x 0 190 W13 kg Total Length m of Ø12 7 Liq...

Page 318: ...L3 L4 30 m Maximum Piping Length between Multi Kit and Indoor Unit Between last multi kit and the farthest Indoor Unit 1 L5 L6 L7 L8 5 m Outdoor Unit Use E 82XME CH 4 0GE Use E 42ME at d CH 6 5GE Use E 52ME at d Choice of each Multi kit In case of using indoor unit as exclusive cooling use multi kit of FSG Liquid Line Example In case of RAS 8FXG W11 43 x 0 120 5 2 W12 8 2 2 2 x 0 065 0 9 W13 5 8 8...

Page 319: ...same CH unit H3 15 m Maximum difference of piping length between each indoor unit and same CH Unit Between Multi Kit a and the Farthest Indoor Unit L 30 m Between Each Multi Kit and Each Indoor Unit L0 L1 L2 L3 L4 L5 L6 L7 L8 L9 30 m Maximum Piping Length between Multi Kit and Indoor Unit Between last multi kit and the farthest Indoor Unit Outdoor Unit Use E 88XE3 at a CH 4 0GE CH 6 5GE Choice of ...

Page 320: ...st Indoor Unit L 30 m Between Each Multi Kit and Each Indoor Unit L0 L1 L5 L7 L8 L9 L10 L11 L12 L13 30 m Maximum Piping Length between Multi Kit and Indoor Unit Between last multi kit and the farthest Indoor Unit 1 L2 L3 L4 L5 5 m Outdoor Unit Use E 102ME at a b and c and E 88XE3 at d CH 4 0GE CH 6 5GE Choice of each Multi kit In case of using indoor unit as exclusive cooling use multi kit of FSG ...

Page 321: ...ween Multi Kit and Indoor Unit Between last multi kit and the farthest I U 1 L5 L6 L7 L8 5 m Outdoor Unit Example In case of RAS 20FXG1 Use E 242X at a and b E 82XME1 at c CH 4 0GE Use E 42ME at d CH 6 5GE Use E 52ME at d CH 11 5G Use E 102ME1 at d Choice of each Multi kit In case of using indoor unit as exclusive cooling use multi kit of FSG Liquid Line Example In case of RAS 20FXG1 W10 40 x 0 39...

Page 322: ...lly open the gas line stop valve and slightly open the liquid line stop valve Charge refrigerant by opening the gauge manifold valve Charge the required refrigerant within the difference range of 0 5 kg by operating the system in cooling Fully open the liquid line stop valve after completing refrigerant charge Check to ensure that there is no gas leakage by the leak detector or bubbling test liqui...

Page 323: ... Concentration 0 31 kg m for R407C Use this value for reference only since this value is not fixed yet Room R kg V m C kg m Countermeasure A 30 150 0 2 B 65 500 0 13 C 35 100 0 35 0 06 m Opening D 35 100 0 35 0 06 m Opening C D 35 200 0 175 E 35 50 0 7 2 m min 13 8 3 COUNTERMEASURE FOR REFRIGERANT LEAKAGE ACCORDING TO KHK STANDARD The facility shall be arranged as follows referring to the KHK stan...

Page 324: ......

Page 325: ...RCD 2 Way Cassette Type _________________________________________________ 3 14 4 RPC Ceiling Type ________________________________________________________ 4 14 5 RPI In the Ceiling Type ____________________________________________________ 5 14 6 RPK Wall Type __________________________________________________________ 6 14 7 RPF and RPFI Floor Type and Floor Concealed Type _________________________...

Page 326: ...pe together NOTE Install drainage in accordance with national and local codes After performing drain piping work and electrical wiring check to ensure that water flows smoothly as in the following procedure n Checking Unit without Drain up Mechanism Pour approximately 1 8 liters of water into the drain pan Check to ensure that the water flows smoothly or whether no water leakage occurs When water ...

Page 327: ...elow 2 Prepare a polyvinyl chloride pipe with a 32mm outer diameter 3 Fasten the tubing to the drain hose with an adhesive and the factory supplied clamp The drain piping must be performed with a down slope pitch of 1 25 to 1 100 Drain Piping Gradient of Drain Piping 4 Insulate the drain pipe after connecting the drain hose Drain Piping Connection 126 278 39 1 25 1 100 Down Slope Max 600mm 1 25 1 ...

Page 328: ...ain boss seal the jointed part by using a water proof chloride type sealing material and secure it with a fastener 6 Wrap the insulation material around the drain connection 7 Connect the drain hose to the left side drain connection using the same procedure as for the right side drain connection n Connecting a Drain Piping 1 Prepare a polyvinyl chloride P V C tube with an outer diameter of 25 mm V...

Page 329: ...the tube to the drain hose with an adhesive and the factory supplied clamp The drain piping must be performed with a DOWN SLOPE pitch of 1 25 to 1 100 4 Insulate the drain pipe after connecting the drain hose drain Piping NOTE When the relative humidity of inlet or ambient air exceeds 80 apply an field supplied auxiliary drain pan beneath the indoor unit as shown below Band Band Rear Side piping R...

Page 330: ... 14 7 RPF AND RPFI FLOOR TYPE AND FLOOR CONCEALED TYPE 1 The position of the drain pipe connection is shown in the figure 2 Prepare a polyvinyl chloride pipe with a Ø18 5 mm outer diameter 3 Fasten the tubing to the drain hose with an adhesive 4 Insulate the drain pipe after connecting the drain hose as shown 14 8 OUTDOOR UNIT DRAIN KIT DBS 26 In the case that drain water from the heat exchanger o...

Page 331: ..._ 4 15 3 2 RCD Units________________________________________________________________ 5 15 3 3 RPC Units________________________________________________________________ 5 15 3 4 RPI Units ________________________________________________________________ 6 15 3 5 RPK Units________________________________________________________________ 6 15 3 6 RPF RPFI Units _________________________________________...

Page 332: ...nnected 5 Power Source Main Switch Install a multi pole main switch with a space of 3 5mm or more between each phase 15 2 ELECTRICAL WIRING FOR OUTDOOR UNIT 15 2 1 ELECTRICAL WIRING CONNECTION The electrical wiring connection for the outdoor unit is shown below 1 Connect the power supply wires to L1 L2 L3 and N for 380 415V 50Hz for the three phase power source on the terminal board and ground wir...

Page 333: ... set before shipment as shown in chapter 9 DSW3 High difference Setting is required as indicated in chapter 9 Setting before shipment ON 1 2 DSW4 Test Operation Service Settings Setting is required This dip switch is utilized for servicing as indicated in chapter 9 Setting before shipment ON 1 2 3 4 5 6 DSW5 Optional Function Setting Setting is required Set the dip switch according to your require...

Page 334: ... cord clamp inside the indoor unit Lead the wires through the knockout hole in the side cover when using conduit Secure the cable of the remote control switch using the cord clamp inside the electrical box 15 3 1 RCI UNITS The electrical wiring connection is shown below The intermediate connection between the indoor unit and the air panel should be referred to chapter 12 2 5 1 Connect the cable of...

Page 335: ...electrical wiring connection for the indoor unit is shown below 1 Connect the cable of the remote control switch or an optional extension cable to the connectors on the printed circuit board inside the electrical box through the connecting hole in the cabinet 2 Connect the power supply and ground wires to the terminals in the electrical box 3 Connect the wires between the indoor unit and the outdo...

Page 336: ... unit is shown below 1 Connect the cable of the remote control switch to the connectors on the printed circuit board inside the electrical box through the connecting hole in the cabinet 2 Connect the power supply and ground wires to the terminals in the electrical box attach the ring core accessory to the power source line as shown below and fix the ring core by using the band accessory NOTE In th...

Page 337: ...own below 3 Wiring from right rear side is shown below 4 Wiring connection is shown below Front Cover Side Cover Opening Rear Wiring Wall Electrical Box Front Cover Wiring Wall Electrical Box Electrical Box Through Holes Intermediate Cable Remote Control Switch Cable Power supply Cable Connector RCS PC 2H2 Optional RCS PC P1HE Optional Transmission wire Power Supply Cable Terminal Board ...

Page 338: ...ipment ON 1 2 3 4 5 6 7 8 DSW3 Capacity Code Setting No setting is required due to setting before shipment This dip switch is utilized for setting the capacity code which corresponds to the Horse Power of the indoor unit as indicated in chapter 9 DSW5 Refrigerant Cycle No Setting Setting is required Setting position before shipment are all OFF Refrigerant cycle No 0 In the same refrigerant cycle s...

Page 339: ...units with the refrigerant piping connected to the same outdoor unit In the case that each of the refrigerant piping and the operating line is connected to the units of different cycle it may cause an abnormal operation Open a hole near the connection hole of power source wiring when multiple outdoor units are connected from one power source line The recommended breaker sizes are shown in Table of...

Page 340: ...100 80 RAS 30FSG1 87 MLFC 14SQ 125 100 RAS 20FXG1 64 MLFC 8SQ 100 75 RAS 30FXG1 380 415v 50hHz 87 MLFC 14SQ 125 100 100 ELB Earthleakage Breaker Apply low sensibility type MLFC Flame Retardant Polyflex Wire Max 4 Outdoor Units 5 0 10HP Max 1 Outdoor Unit 16 30HP Connectable from One Power Supply Outdoor Unit all Units No 0 System Outdoor Unit No 1 System Outdoor Unit No 2 System Outdoor Unit Opera...

Page 341: ...tral controllers Example of H LINK System Specifications Transmission Wire 2 Wire Polarity of Transmission Wire Non Polar Wire Maximum Outdoor Units To Be Connected 16 Units per H LINK system Maximum Indoor Units To Be Connected 16 Units per cycle and 128 Units per H LINK system Maximum Wiring Length Total 1000m including CS NET Recommended Cable Twisted Shielded Pair Cable over 0 75mm2 Equivalent...

Page 342: ...is performed as shown above H LINK is applied after the instrument wiring is completed Therefore the dip switches are required to be set according to Setting of Dip Switches on PCB 4 Dip Switch Setting of Indoor PCB and Outdoor PCB It is required to set dip switches of every indoor unit and outdoor unit Dip Switch Setting example Cycle No 0 Cycle No 1 Cycle No 2 Mar k Description É DSW10 End Termi...

Page 343: ...wer Source Max Current EN60 335 1 É É É É MLFC Ê Ê Ê Ê EN60 335 1 É É É É MLFC Ê Ê Ê Ê All Indoor Units 220 240V 1f 50Hz 5 A 0 75 mm 0 5 mm RAS 5FSG 18 A 2 5 mm 0 75 mm RAS 8FSG 32 A 4 mm 2 mm RAS 10FSG 36 A 6 mm 3 5 mm RAS 16FSG 63 A 10 mm 8 mm RAS 20FSG 81 A 14 mm RAS 24FSG1 74 A 8 mm RAS 30FSG1 87 A 14 mm RAS 20FXG1 64 A 8 mm RAS 30FXG1 380 415V 3f 50Hz 87 14 mm 0 75 mm 0 5 mm NOTE Follow local...

Page 344: ......

Page 345: ...________________ 17 16 4 Installation of 7 day Timer PSC 5T _________________________________________ 18 16 4 1 Accessories _____________________________________________________________ 18 16 4 2 Installation Space _________________________________________________________ 18 16 4 3 Installation Procedure______________________________________________________ 18 16 4 4 Electrical Wiring ____________...

Page 346: ... multi core wire for electrical wiring If used some signals of one system transfer to the other system the signals interfere each other and it cause the malfunction DO NOT use thin shield wire such as CPEVS Such wires with big electrostatic capacity make the transmission signal dull end the transmission error may occurs in case of long distance wiring DO NOT run any cable for transmission and sign...

Page 347: ...lamp within 1 m around receiver part of Panel or Receiver Kit 16 1 INSTALLATION OF REMOTE CONTROL SWITCH PC P1HE 16 1 1 BEFORE INSTALLATION Check the contents and the number of the accessories in the packing Remote Control Switch for Operation Control 2 screws Ø4x16L For fixing the Holding Bracket onto the wall 1 Band For fixing Cable to Ring Core Ring Core 16 1 2 INSTALLATION SPACE In case of ins...

Page 348: ...ied Cable 3 Lead the cable with its sheath peeled through the groove 4 Peel the insulation at the end of the cable and clamp the M3 solderless terminals n When Using Switch Box 1 Field Supplied JIS Box JIS 8336 1998 The following 5 types are available 1 Switch Box for 1 Controller without Cover 2 Switch Box for 2 Controllers without Cover 3 Switch Box for 1 Controller with Cover 4 Switch Box for 2...

Page 349: ...me unit or unit groups The second one is Subsidiary Remote Control Switch as indicated below See Chapter 10 Available Optional Functions for more information Max 16 Indoor Units Remote Control Switch Electrical Box of Indoor Unit Electrical Box of Indoor Unit Remote Control Switch Subsidiary Twist Pair Cable 1P 0 75 mm The cables 0 75 mm wire of different length are prepared as an option which are...

Page 350: ...ding Bracket onto the wall Ring Core1 Band For fixing Cable to Ring Core Cable 20 cm n Installation Space In case of installing the controllers in vertical line keep a distance more than 50mm between the controllers vertically If the distance is insufficient the front cover of the controller can not open wide enough More than 50 mm n Installation Procedures 1 Insert the edge of the screwdriver int...

Page 351: ...he cable by using the band accessory n Electrical Wiring for Multiple Units This remote control switch can control sixteen units as the maximum In case of this modification wiring connection and other works shall be performed as indicated in the following procedures Two Remote Controls can be connected in the same unit or unit groups The second one is Subsidiary Remote Control Switch as indicated ...

Page 352: ... The total cable length is max 200m When the total cable length is within 30m other type cable more than 0 3mm can be used Keep a distance more than 30 cm between the remote control cable and the transmission wire of Indoor units CAUTION In the case that multiple indoor units are controlled simultaneously set the refrigerant cycle number and the address of Indoor units as indicated below Address o...

Page 353: ...r of the controller can not open wide enough More than 50 mm 16 3 3 INSTALLATION PROCEDURE 1 Insert the edge of the flat head screwdriver into the dent parts at the bottom of the holding bracket push and turn the screwdriver and remove the control part from the power supply part as shown in the next figure Screwdriver 2 Attach the power supply part to the switch box NOTE Do not run the power line ...

Page 354: ...the central station when performing the wiring work If the wiring work is performed while the power supply of the central station is being supplied it may cause malfunction on the central station Do not run all the transmission cable for the central station along the power line and other transmission cables or malfunction may occur due the noise etc If the transmission cable for the central statio...

Page 355: ...indication after Automatic Group Configuration will be shown below Otherwise indication will be the following 1 Changing to Group Setting Mode Depress the CHECK switch for 3 seconds during the units of all groups are stopped The central station is changed to the check mode and the CHECK indication is turned ON and the 1 Main Unit Setting Mode is indicated at the 7 segment indicator for checking De...

Page 356: ... group with the master unit already set For setting the master unit as the master unit for another group cancel the present master unit setting and perform the setting for another group In case that there are indoor units with auto louver and indoor units without auto louver in the same group set the indoor unit with auto louver as the master unit If the indoor unit without auto louver is set as t...

Page 357: ...UN STOP switch is depressed the slave unit is set and cancelled alternately CAUTION Up to 15 slave units can be set in one group Max 16 units including the master unit in one group For changing the setting of slave unit to another group cancel the present slave unit setting and perform the setting for another group In case that all the units are set as a master unit the central station can not be ...

Page 358: ...l Signal This is an ON OFF function from a remote place by using level signal ON OFF The basic wiring and time chart are shown below Time Chart Signal to 1 2 of CN2 Control by R C S Unit Operation 2 Simultaneous Operation Pulse Signal and Simultaneous Stoppage Pulse Signal This is an ON OFF function from a remote place by using pulse signal The basic wiring and time chart are shown below Time Char...

Page 359: ...in check mode UThe group already set with demand control is indicated is ON Demand is set is OFF Demand is not set VOnly the group with the master unit already set is indicated The group to be set is flickered 3 Selection of Group to be set Select the group to be set by depressing any of GROUP switch The flickering indication of group number is moved every time when any GROUP switch is depressed T...

Page 360: ... U Add indicates the address of the indoor unit which is set as the master unit of the group to be set The indication of group flickers in case that the option setting is already done When the SET indication appears the indoor unit indicated on LCD is already set with the optional function Q R S T U W V Q A shows the option setting mode RRef No of Indoor Unit set as Master Unit of Group to be set ...

Page 361: ...F vi All indications ON vii All indications OFF NOTE In case that GROUP and and MODE switches are not depressed again the self check operation continues 2 Initialization When the central station is changed to the initialization mode the LCD indication on the central station is as shown below In this condition depress the RESET switch and the flickering 06 indication is changed to ON and the initia...

Page 362: ...et push and turn the screwdriver and remove the controller from the holding bracket as shown in the next figure Screwdriver 2 Attach the Timer to the holding bracket and connect the cable as follows n In case of exposing Remote Control Cable 1 Fix the holding bracket onto the wall as shown below 2 Select and cut the knockout hole according to the direction for drawing out the cable Determine the d...

Page 363: ...unting work is completed Check to ensure that 4 hooks at the position are correctly inserted n When Using Switch Box 1 Field Supplied JIS Box JIS 8336 1998 The following 5 types are available 1 Switch Box for 1 Controller without Cover 2 Switch Box for 2 Controllers without Cover 3 Switch Box for 1 Controller with Cover 4 Switch Box for 2 Controllers with Cover 5 Outlet Box with Cover 2 Run the ca...

Page 364: ...rk UP upward Screw Accesory PSC 5T PC P1H Indoor Unit Transmission Wire between Outdoor Unit and indoor Unit H LINK Twist Pair cable 1P 0 75mm Max 100m Field Supplied PSC 5T PC 2H2 Indoor Unit Transmission Wire between Outdoor Unit and indoor Unit H LINK Accessory Cable 1m TIMER REMOCON white yellow Connector CN13 PSC 5T PSC 5SE Accessory Cable 1m Connector To other central Stations Twist Pair Cab...

Page 365: ... address of the central station to be controlled DSW1 4 For Controller used together Except for PC P1HE PC P1HE Set 4 pin ON when the Remote Control switch PC P1HE is used together 1 Setting for prohibition of remote control operation after stopping at OFF TIME Setting is not available Setting is available Remote control operation is not available after stopping at OFF TIME Remote control operatio...

Page 366: ...ance between the wireless receiver kit and the indoor unit is less than 5 m 4 Remove the cover by using minus screw driver 5 Install the wireless receiver kit onto the wall or ceiling as follows A In Case of Exposing Cable É Fix the fixing bracket of kit by using screw A at 4 locations Screw A Ê Cut one of the knockout holes at the cover Ë Lead the cable through the groove and draw out the cable f...

Page 367: ...r unit electrical control box and connect the cable to the terminals A and B of the terminal board white Example RPI 3 0 Example RPK Cable Screws field supplied Cable for Wireless Receiver Kit Terminal Board White Mark band A Mark band B Electrical Box for I U Printed Circuit Board Printed Circuit Board Blue Connector Cable with Connector Cable for Wireless Receiver Kit Connect the receiver cable ...

Page 368: ... terminal board white NOTE After connecting the cable bind up the remaining cable length portion by band Factory Supplied and put them in the electrical control box 6 Remove the remote control cover of the air intake grille Press the hooks of the remote control cover by hand 7 After fixing the air panel attach the air intake grille to the air panel Check to ensure that the location of square hole ...

Page 369: ...r unit 3 Check to ensure that the distance between the wireless receiver kit and the indoor unit is less than 5 m 4 Remove the cover by using minus screw driver 5 Install the wireless receiver kit onto the wall or ceiling as follows A In Case of Exposing Cable É Fix the fixing bracket of kit by using screw A at 4 locations Screw A Ê Cut one of the knockout holes at the cover Ë Lead the cable throu...

Page 370: ...ve the cover of indoor unit electrical control box and connect the cable to the terminals A and B of the terminal board white Example RPI 3 0 Example RPK Cable Cable Screws field supplied Cable for Wireless Receiver Kit Terminal Board White Mark band A Mark band B Electrical Box for I U Printed Circuit Board Printed Circuit Board Blue Connector Cable with Connector Cable for Wireless Receiver Kit ...

Page 371: ... BX E Power Source Display LED PWR Light is ON when the pòwer is supplied Transmission Display LED H L Transmission state with H LINK Transmission Display form Upper System LED LON Transmission state with Upper Monitoring Equipment 7 Segment Read 4 2 Test Run 4 3 Abnormal Indication for the details of 7 Segment s display 8P DSW No 1 S201 Read 4 1 Setting of Dip Switch for the detail and function o...

Page 372: ...ends and follow the instructions of the manufacturer of the upper monitoring equipment For the details on this refer to the manual Echelon Co Ltd provided FTT 10A Free Topology Transceiver User s Guide As for the user s reference cable types and characteristics of parameter are described in the next table n Cable Type and Characteristics Cable Diameter of Wire AWG Electric Resistivit y 9 9 9 9 km ...

Page 373: ...y the following procedures 1 Turn OFF all the pins for DSW S201 and DSW S202 ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 8 Pins DSW S201 8 Pins DSW S202 2 Turn ON power supply The 7 Segment shows 88 and is lit OFF 3 Turn ON only No 1 pin of DSW S201 ON 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 8 Pins DSW S201 8 Pins DSW S202 With this setting communication between HARC PCB and LONWORKS is performed 7 Segment D...

Page 374: ...vice Connect the CS NET cable on the Interface to the H Link connection on any one of the indoor or Outdoor Units n n n n Interface Connections The connections available for the Interface are as follows Terminal Board TB1 See diagram opposite 1 Main H Link connection for 2 core cable to the system 2 USB connection to the USB port on the computer The power supply for the HARC40 is taken through the...

Page 375: ... systems must be made directly to the H Link Terminal block connections 1 and 2 in any one of the CH BOXES The connection must not be made directly to the indoor These connections are normal screw terminals so that no special connectors are necessary The connections have no polarity so that the order of connection is not important NOTE All cables must be shielded and at least 0 75 mm cross section...

Page 376: ......

Page 377: ..._________________________ 3 17 3 Test run procedure by wireless remote control switch PC LH3A ____________________ 4 17 4 Test run from outdoor unit side _______________________________________________ 7 17 5 Checking of refrigerant quantity______________________________________________ 10 17 5 1 FSG System _____________________________________________________________ 10 17 5 2 FXG System ________...

Page 378: ...open 2 Confirm that the leakage of the refrigerant does not exist The flare nuts are sometimes loosened by vibration during transportation 3 Check that the refrigerant piping and the electrical wiring conform to the same system and check that the dip switch DSW1 setting of unit number for the indoor units apply to the system 4 Confirm that the dip switch setting on the printed circuit board of the...

Page 379: ...RUN operation will be finished after 2 hours unit operation or by depressing the RUN STOP switch again b IF the unit do not start or the operation lamp on the remote control switch is flickered some abnormalities exist Go to Î Remote Control Switch Indication Unit Condition Fault Inspection Points after Power Source OFF The operation lamp flickers 1 time 1 sec And the Unit No and Alarm Code 03 fli...

Page 380: ...st Run Mode is under Operating 4 Operate the Test Run by pointing the transmitter towards the receiver of the indoor unit and press the RUN STOP switch When the commands are received by the indoor unit the lamp yellow of the receiver will come on briefly Check the commands are received well and the mode selected 3 is set correctly In the test run mode the red lamp RUN of the receiver is turned ON ...

Page 381: ...ion is stopped 2 Switch HEAT Press HEAT so that the heating operation is started Press HEAT again so that the heating operation is stopped NOTE During the emergency operation the LED yellow blinks 0 5 second ON 0 5 second OFF 3 Alarm Code Indication In case that some trouble occures because of activation of safety device etc RUN red lamp blinks 0 5 second ON 0 5 second OFF Refer to the Installatio...

Page 382: ...ature Operating Mode Cool or Heat Discharge Gas Temperature Td C Liquid Pipe Temperature Te C 8 Check Pressure Discharge Pressure Pd kg cm2 G Suction Pressure Ps kg cm2 G 9 Check Voltage Rated Voltage V Operating Voltage L1 L2 V L1 L3 V L2 L3 V Starting Voltage V V Phase Imbalance 1 Vm 10 Check Compressor Input Running Current Input kW Running Current A 11 Is the refrigerant charge adequate 12 Do ...

Page 383: ...ed However the test run function of the outdoor unit is not cancelled In case that the plural indoor units are connected with one remote control switch all the units start test run operation at the same time therefore turn the power source OFF for the indoor units not to operate test run In this case the TSET RUN indication of the remote control switch may flicker and this is not abnormal The sett...

Page 384: ...or Unit Inlet Temp WB C Outdoor Unit Inlet Temp WB C Normal Operating Pressure NOTE 1 The above curves indicate pressures under the following conditions Indoor Fan Tap HIGH Indoor Total Capacity 100 compared with the capacity of the outdoor unit 2 Do not use the above data for the refrigerant charge procedure These data should be used as a reference for the checking of operating conditions Outdoor...

Page 385: ...or Unit Inlet Temp WB C Outdoor Unit Inlet Temp WB C Normal Operating Pressure NOTE 1 The above curves indicate pressures under the following conditions Indoor Fan Tap HIGH Indoor Total Capacity 100 compared with the capacity of the outdoor unit 2 Do not use the above data for the refrigerant charge procedure These data should be used as a reference for the checking of operating conditions Outdoor...

Page 386: ...es Cooling Operation 1 Calculate iE Indoor Unit Expansion Valve Opening with the conversion value É show below 2 Sum up the converted values of iE 3 Compare the total of iE with the normal value Normal Value Outdoor Unit Capacity HP X 6 to Outdoor Unit Capacity HP X 27 Tendency In the case that the room air temperature is high within the above normal value the value of iE will be big Judgement Tot...

Page 387: ...2 RAS 10FSG Heating Operation n The cases where this method is not applicable This checking method is not applicable under such conditions as indicated below In such cases remove the causes of the conditions before checking Tendency of Indoor Outdoor Expansion Valve Opening No Conditions Cooling Heating 1 Short circuited Air at Indoor Unit Tends to be Excessively Open 2 Shot circuited Air at Outdo...

Page 388: ... 52C2 52C3 52C4 AC Chopper FAN2 RS 20A 211 212 OH FAN2 RS 20A 211 212 OH Outdoor Microcomputer Output SC Indoor Total Operating Capacity oP Inverter Frequency H1 Compressor Running Quantity CC Air Flow Ratio Fo oE1 oE2 Outdoor Unit Expansion Valve Opening oEb Discharge Pressure Pd Suction Pressure Ps Td1 Td2 Td3 Discharge Gas Temperature Td4 TE1 Heat Exchanger Liquid Pipe Temperature TE2 Outdoor T...

Page 389: ... Heating Operation RAS 16FSG Heating Operation Outdoor Temperature C Outdoor Temperature C Indoor Temperature DB C Indoor Temperature DB C RAS 20FSG Heating Operation Outdoor Temperature C 1 These curves should be used by referring to the data during the CHECK mode 2 In the case that data by the CHECK mode operation is within 15 refrigerant charging amount is appropriate Indoor Temperature DB C ...

Page 390: ...l Value This means insufficient refrigeration oEb Normal Value This means excessive refrigerant Heating Operation 1 Detect oE1 and oE2 Outdoor Unit Expansion Valve Opening 2 Sum up the values of oE1 and oE2 3 Compare the sum of oE1 and oE2 with the normal value Normal Value 30 to 60 Tendency When oE1 and oE2 is within the above range and 1 In the case that the room air temperature is high the valu...

Page 391: ...he bypass outdoor expansion Valve is not available due to the following reasons a The range of the bypass outdoor unit valve opening is wide due to balancing control of indoor expansion valves even if TdSH is the same b The bypass outdoor expansion valve opening is slightly changed depending on the total indoor unit quantity and capacity to be connected c The bypass outdoor expansion valve opening...

Page 392: ...To A1 A2 A3 Compressor Running Current A4 Indoor Unit Expansion Valve Opening iE Heat Exchanger Liquid Temp TL Heat Exchanger Gas Temp TG Intake Air Temp Ti Outlet Air Temp To Capacity X 1 8HP CA Indoor Unit Stoppage Cause Code d1 Restricted Control for Prevention of Compression Ratio Decrease c11 Restricted Control for Prevention of High Pressure Increase c13 Restricted Control for Prevention of ...

Page 393: ...__________________________ 4 18 3 1 Contents of Check Mode 1___________________________________________________ 5 18 3 2 Contents of Check Mode 2___________________________________________________ 8 18 4 Troubleshooting by 7 segment display ________________________________________ 10 18 4 1 Simple checking by 7 Segment Display________________________________________ 10 18 4 2 Checking Method by 7 ...

Page 394: ...nd from the refrigerant flow may be heard 18 1 2 NOT COOLING OR HEATING WELL n Check for obstruction of air flow of the outside or inside units n Check if too much heat source exists in the room n Check if the air filter is clogged with dust n Check to see if the doors or windows are opened or not n Check if the temperature condition is not within the operation range 18 1 3 NOT OPERATE n Check for...

Page 395: ...ermistor 29 Sensor on Outdoor Unit Low Pressure Sensor Failure of Thermistor Sensor Connection 30 Incorrect Wiring Connection Incorrect Wiring Connection between Outdoor Unit CH Unit and Indoor Unit 31 Incorrect Setting of Outdoor and Indoor Unit Incorrect Setting of Capacity Code 32 Abnormal Transmission of Other Indoor Unit Failure of Power Supply PCB in other Indoor Unit Failure of other Indoor...

Page 396: ...mber and Alarm Code Displayed Within 7 seconds to check another unit Alarm code identifying the last fault that has occurred in the indicated unit Unit number of connected unit or unit number for which checking mode was selected previously ADDS Number of Indoor Unit in No Cycle RN No Refrigerant Cycle After 7 seconds A Check Mode 1 See 18 3 1 for details Forward Press the switch to rise from 00 to...

Page 397: ... C b7 25 7 Indoor Unit Heat Exchanger Gas Pipe Temp C b8 02 8 Outdoor Unit Evaporating Temp during Heating C b9 9 Control Information bA 41 10 Discharge Gas Temp at the Top of Comp Chamber C to next page Normal Abnormal Temperature displayed 129 Thermistor Open circuited or PCB defected Temp for Top of Comp FF or Thermistor Short circuited or PCB defected 255 or Indication of Category Code Indicat...

Page 398: ...of Discharge Gas Superheat Retry due to Inverter Tripping Retry due to Voltage Decrease Expansion Valve Opening Change Protection Operation Mode Changeover of Indoor Unit Note 5 NOTE 1 Explanation of Terms Thermo ON A condition than an Indoor Unit is requesting compressor to operate Thermo OFF A condition than an Indoor Unit is not requesting compressor to operate 2 Even if stoppage is caused by A...

Page 399: ...mperature Indication Temperature Indication This is an indication for internal information for the remote control switch This does not have any specific meaning The total frequency is indicated when several compressors are running The capacity of the Indoor Unit is indicated as shown in the table below Capacity Code of Indoor Unit Indication Code Equivalent Capacity HP 06 0 8 08 1 0 10 1 3 13 1 5 ...

Page 400: ... C 96 03 6 Evaporating Temp at Heating C 97 7 Control information 98 45 8 Discharge Gas Temp at the Top of Comp Chamber C to next page This is an indication for internal information for the remote control switch This does not have any specific meaning The average temperature is indicated when two compressors are running Normal Abnormal Temperature displayed 129 Thermistor Open circuited or PCB def...

Page 401: ...xpansion Valve Opening 9E gg 14 Outdoor Unit Expansion Valve MV1 Opening Estimated Electric Current Indication 9F 20 15 Compressor Running Current A Returns to Temperature Indication Temperature Indication This is an indication for internal information for the remote control switch This does not have any specific meaning The total frequency is indicated when several compressors are running The tot...

Page 402: ...more than 3 seconds n To proceed checking press the PSW2 switch for less than 2 seconds n To proceed reversely press the PSW3 for less than 2 seconds n To cancel this checking press the PSW2 switch for more than 3 seconds The display will be changed to the indication one step before Then press the PSW2 switch once again for more than3 seconds Checking Item Checking contents 1 Output State of Outdo...

Page 403: ...ircuited 255 Short circuited 13 Discharge Gas Temp on the Top of Compressor MC2 TD2 d 2 For 8 to 30HP 9 0 1 142 C 0 Open Circuited 255 Short circuited 14 Discharge Gas Temp on the Top of Compressor MC3 TD3 d 3 For 16 to 30HP 1 0 0 1 142 C 0 Open Circuited 255 Short circuited 15 Discharge Gas Temp on the Top of Compressor MC4 TD4 d 4 For 20 to 30HP 9 0 1 142 C 127 Open Circuited 127 Short circuited...

Page 404: ...to 30HP 1 2 000 255 A E 0 1 2 No 0 Unit 0 100 24 No 0 Unit Indoor Unit Expansion Valve Opening No F Unit Note 1 E F Indicates only the units number connected 1 0 No F Unit 0 100 L 0 1 2 No 0 Unit 62 127 C 25 No 0 Unit Indoor Unit Heat Exchanger Liquid Pipe Temp Freeze protection No F Unit Note 1 L F Indicates only the units number connected 1 2 No F Unit 62 127 C 0 1 7 No 0 Unit 62 127 C 26 No 0 U...

Page 405: ...or Unit Cause of Stoppage No F Unit Note 1 d 1 F Indicates only the units number connected 1 No F Unit 0 80 31 Pressure Ratio Fall Protection Degeneration Control c 1 1 0 Degeneration Control is in Operation Degeneration Control is not in Operation 32 High Pressure Rise Protection degeneration Control c 1 3 1 Degeneration Control is in Operation Degeneration Control is not in Operation 33 Discharg...

Page 406: ...atest Alarm Code Cause of Stoppage at Outdoor Unit A C 0 2 Refer to page 17 14 for code indication 41 Cause of Stoppage at Inverter C 9 0 11 42 Control Information F C for 24 30 FSG1 and 20 30 FXG1 0 43 Total Quantity of Indoor Unit C P 5 2 000 240 x 1 8 HP 44 Address of Refrigerant System A A 8 000 016 sets 45 Total Capacity Setting of Combined Indoor Unit G A 1 0 F Return to START SC Example Ind...

Page 407: ...r Content of Check Item V R V R V R V R Remark Code Cause Cause of Stoppage for Corresponding Unit Indication during Retry Alarm Code 1 Automatic Stoppage of Transistor Module IPM Error Over Current Decrease Voltage Increase Temperature 17 P17 53 2 Instantaneous Over Current 17 P17 52 3 Abnormal Inverter Fin Thermistor 17 P17 54 4 Electronic Thermal Activation 17 P17 52 5 Inverter Voltage Decrease...

Page 408: ...1 Pressure Ratio Control p 0 2 High Pressure Increase Protection p 0 3 Current Protection P 0 4 Inverter Fin Temp Increase Protection for 24 30HP p 0 5 Discharge Gas Temperature Increase Protection p 0 6 Low Pressure Decrease Protection p 0 7 4 Way Valve Switching Control For 16 20HP p 0 8 Oil Return Control p 0 9 High Pressure Decrease Protection P 0 A Running Current Limit Control for 24 30 FSG1...

Page 409: ...all Protection Pd 0 69MPa Frequency Increase When Cooling Operation Pd 1 52Mpa Frequency Increase When Heating Operation Pd Discharge Pressure of Compressor 2 Running Current Limit Control for 24 30HP Running Current for Comp Setting Value Frequency Decrease Setting Value Upper limit of total running current is set 80 70 and 60 at normal operation using input on PCB 2 Pressure Ratio Decrease Retry...

Page 410: ...en canceling the protection control 3 After retry control the condition of monitoring is continued for 30 minutes 4 The maximum value 1 is as follows Model 380 415V 50 Hz 380V 60 Hz 220V 60Hz 8HP 12 1A 12 6A 23 9A 10HP 15 0A 15 8A 30 5A 16HP 17 8A 18 8A 36 2A 20HP 17 8A 18 8A 36 2A Comp 1 Comp 3 4 Comp 2 Comp 3 4 Comp 2 Comp 3 4 24HP 17 8A 21 6A 18 8A 22 8A 36 2A 43 9A 30HP 17 8A 31 7A 18 8A 33 4A...

Page 411: ...o next page RUN STOP Indi cation Contents 00 Normal Abnormality Open circuit Shor circuit etc in circuit for 01 Intake Air Temp Thermistor 02 Discharge Air Temp Thermistor 03 Liquid Pipe Temp Thermistor 04 Remote Thermistor abnormality 05 Gas Pipe Temp Thermistor 06 Remote Sensor 08 Transmission of Central Station 0A EEPROM Ob Zero Cross Input Failure EE Transmission of indoor during this checking...

Page 412: ... After 1 second Result J3 J4 J2 Release PCB Check Mode Press NOTE 1 If this indication is continued and J1 is not shown this indicated that each one of indoor unit is not connected to the remote control switch Check the wiring between the remote control switch and indoor unit 2 In this troubleshooting procedure checking of the following part of the PCB s is not available PCB in Indoor Unit Relay C...

Page 413: ...indication of A part in the figure below increases one by one Notes Any order of depressing switches is available Depressing two or more switches simultaneously is invalid and not counted Unless all the switches are depressed the checking do not proceed to the next item 6 The LCD indication changes as shown below The remote control switch automatically starts to check the transmission circuit In c...

Page 414: ...indicated at the A part is 99 the checking do not proceed to the next time Cancellation of EEPROM 11 The LCD indication changes as shown below and the EEPROM is automatically cancelled by the remote control switch 10 When the remote control switch is activated again the RUN indicator is ON and the operation is started Therefore depress RUN STOP switch and stop operation NOTE 1 In case that the ope...

Page 415: ...___________________________ 2 19 1 3 For Outdoor Unit___________________________________________________________ 2 19 1 4 For Remote Control Switch __________________________________________________ 2 19 2 Filter Cleaning ____________________________________________________________ 3 19 2 1 Take Out the Filter _________________________________________________________ 3 19 2 2 Clean the Filter ____...

Page 416: ...xiliary relay PCB and etc Line Condition Pay attention to working voltage amperage and phase balance Inspect for faulty contact caused by loosened terminal connections oxidized contacts foreign matter and other items Inspect for electrical insulation resistance n Control and Protective Devices Setting Do not readjust the setting in the field unless the setting is maintained at a point other than t...

Page 417: ...o the following steps Step 1 Open the air inlet grille after pushing the two hinges toward the arrow mark as shown in the figure below Step 2 Take out the air filter from the air inlet grille by supporting the air grille and lifting the air filter after detaching the filter from two hinges n Wall Type The indication FILTER is shown on the display of the remote control switch after approximately 20...

Page 418: ...n on the display of the remote control switch after approximately 100 hour operation Take out the air filter according to the following steps Step 1 Side the knobs Step 2 Open the air inlet grille Take out the air filter from the air inlet grille 19 2 2 CLEAN THE FILTER Clean the air filter according to the following steps Step 1 Use a vacuum cleaner or let water flow onto the air filter for remov...

Page 419: ...LANEOUS NOTES 20 1 20 MISCELLANEOUS NOTES CONTENTS 20 MISCELLANEOUS NOTES__________________________________________________ 1 20 1 Special Notes ____________________________________________________________ 2 ...

Page 420: ... units consider the direct and reflected sound level when selecting the unit for spaces where extremely low sound is required 10 During heating operation the outdoor heat exchanger produces condensate dew or melting water from frost Install the outdoor unit where drainage of such water is convenient or provide a drain passage 11 Heating Performance The heating capacity normally decreases when outd...

Page 421: ...STANDARD SPECIFICATIONS 21 1 21 STANDARD SPECIFICATIONS CONTENTS 21 STANDARD SPECIFICATIONS ______________________________________________ 1 ...

Page 422: ...hree operating positions Hi Me and Lo can be selected according to the required conditions INDOOR HEAT EXCHANGER The heat exchanger shall be the multi pass cross finned tube type equipped with highly efficient aluminum fins mechanically bonded to seamless oxygen free copper tubes The fins shall be spaced at no more than 12 fins per 25 4mm The face area shall not be less than _____ m for model ____...

Page 423: ......

Page 424: ...TCGB0023 rev 0 04 04 Printed in Spain ...

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Hitachi FSG Series, Technical Catalogue

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