Toshiba HWS-P1104HR-E1(TR) Service Manual Download Page 32

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7-2. Refrigeration cycle system diagram

HWS-P804XWHM3-E1, HWS-P804XWHT6-E1, HWS-P804XWHT9-E1,
HWS-P1104XWHM3-E1, HWS-P1104XWHT6-E1, HWS-P1104XWHT9-E1 /
HWS-P804HR-E1, HWS-P1104HR-E1

Outdoor unit

Accumulator
(2500 cc)

PMV

Flow switch

Plate-type
water heat
exchanger

Air vent valve

Manometer

Expansion vessel

High pressure

sensor (PD)

Low pressure
sensor

TWO

Water vent valve

Safety valve

Backup heater

TWI

Circulating pump

8 kW…UPM 2K 25 - 60 130
11 kW…UPM GEO 25 - 85 130

THO

4-way valve
(STF-H0404)

Hydro unit

Outdoor heat exchanger

Compressor
(DA422A3F-26M)

2-way valve

Heating / Hot water supply
Defrosting / Cooling

[

AMP Air Conditioning

www.ampair.co.uk | [email protected]

Summary of Contents for HWS-P1104HR-E1(TR)

Page 1: ...HR E1 TR AIR TO WATER HEAT PUMP Hydro unit HWS P804XWHM3 E1 TR HWS P804XWHT6 E1 TR HWS P804XWHT9 E1 HWS P1104XWHM3 E1 TR HWS P1104XWHT6 E1 TR HWS P1104XWHT9 E1 TR Service Manual FILE No A10 1503 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 2: ...razing 13 3 Specifications 15 4 Outside drawing 17 4 1 Hydro unit 17 4 2 Outdoor unit 18 4 3 Hot water cylinder 19 5 Wiring diagram 20 5 1 Hydro unit 20 5 2 Outdoor unit 21 5 3 Hot water cylinder unit 22 6 Key electric component rating 23 6 1 Hydro unit 23 6 2 Outdoor unit 25 6 3 Hot water cylinder unit 26 6 4 Water heat exchange control board 27 6 5 Outdoor control board 28 7 Refrigeration cycle ...

Page 3: ...ow to cancel a check code on the remote controller 76 9 3 4 How to diagnose by error code 77 9 4 Diagnosis flow chart for each error code 84 9 4 1 Hydro unit failure detection 84 9 4 2 Outdoor unit failure detection 102 9 4 3 Temperature sensor temperature resistance characteristic table 113 9 5 Operation check by PC board switch 114 9 5 1 Operation check mode 114 9 6 Brief method for checking the...

Page 4: ...ns are described in picture or text inside or near the symbol DANGER Turn off the power breaker Turn off the power breaker before removing the front panel and cabinet Failure to do so may cause a high voltage electric shock leading to death or injury During an operation the second side circuit of high pressure transmission are applied with a high voltage of 230 V or higher Touching the circuit eve...

Page 5: ...r Air to Water Heat Pump using other refrigerant such as R22 A mixture of R410A with different ones excessively raises the pressure in the refrigerant cycle leading to an injury due to burst Do not make additional charge of the refrigerant An additional charge when refrigerant gas leaks changes the refrigerant composition in the refrigerant cycle causing the characteristics change of the Air to Wa...

Page 6: ... fire of a fan heater a space heater or a stove poisonous gases may be produced When installing the unit or re installing it after relocation follow the installation guide for proper operation A defective installation may cause a refrigerant cycle defective a water leak an electric shock or a fire Check after repair After a repair is completed check for any abnormality Failure to do so may cause a...

Page 7: ...nt incorrect filling Ventilate if refrigerant gas leaks during service work Should refrigerant gas catch fire poisonous gases may be produced A closed room full of leaking refrigerant results in the absence of oxygen it is dangerous Make sure to ventilate When the refrigerant cycle is refilled with refrigerant do not mix air or refrigerants other than the specified refrigerant R410A A mixture of R...

Page 8: ... for R410A Never use commercially available thin walled copper pipe of 0 8 mm thick or less Table 2 1 Wall thickness of copper pipe Joints For the joint of copper pipe flared joint and socket joint are used Remove impurities from a joint before using it Flared joint A flared joint cannot be used for the copper pipe whose outer diameter is 20 mm or larger A socket joint can be used instead in that ...

Page 9: ...lean Flare correctly using the clasp Use a flare tool for R410A or the conventional one Flare processing dimension varies depending on the flare tool type When using the conventional flare tool use a gauge for size adjustment to secure the A dimension Table 2 2 3 Flare processing related dimension for R410A Table 2 2 4 Dimension of flare for R410A and flare nut Figure 2 2 2 Relationship between fl...

Page 10: ...g the flare nut may crack and may be made non removable When choosing the tightening toque comply with values designated by products Table 2 2 5 shows reference values NOTE When applying oil to the flare surface be sure to use oil designated by the product Using any other oil deteriorates the lubricating oil possibly causing the compressor to burn out Table 2 2 5 Tightening torque of flare for R41...

Page 11: ...ools are available In addition to the above dedicated tools the following equipment also available for R22 is necessary as the general tools Also prepare the following equipment for other work methods or run check No Tool to be used Usage R410A Air to Water Hear Pump installation Conventionalrefrigerant Air to Water Heat Pump installation For R410A Existenceofnew equipment Conventional equipment c...

Page 12: ...ck that no refrigerant remains in the refrigerant cycle Connect the charge hose to packed valve service port on the outdoor unit s gas side Connect the charge hose to the vacuum pump adapter Open fully both packed valves on the liquid and gas sides Open fully the handle of gauge manifold Lo turn on the vacuum pump and then perform vacuum evacuating When the compound gauge s pointer indicates 0 1 M...

Page 13: ...10A is HFC mixed refrigerant charging with gas changes the charged refrigerant composition causing the equipment characteristics to change Cylinder with siphon Cylinder without siphon Gauge manifold Outdoor unit Refrigerant cylinder Electronic balance Gauge manifold Outdoor unit Refrigerant cylinder Electronic balance Siphon pipe AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 14: ...metal treatment type brazing metal and brazing method or other conditions Type of flux Non corrosive flux It is generally a compound of borax and boric acid It is effective when brazing temperature is higher than 800 C Active solvent Most of this type of flux is generally used for silver brazing It features the increase of oxide film while moving the capability to the borax boric acid compound to ...

Page 15: ...g until the pipe cools down to a certain extent Temperature where the pipe is cool enough to be touched by hands 7 Remove the flux completely after brazing Fig 2 5 1 Prevention of oxidation during brazing M Flow meter Stop valve From nitrogen cylinder Nitrogen gas Robber plug Pipe Nitrogen gas cylinder AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 16: ...ance 1 2 4 76 3 66 Hydro unit Outer dimension Height mm 925 Width mm 525 Depth mm 355 Net weight kg 49 Color Silky shade Munsell 1Y8 5 0 5 Remote controller Outer dimension 3 Height mm 120 Width mm 120 Depth mm 16 Circulating pump Motor output W 125 MAX Flow rate L min 22 9 17 2 Type Non self suction centrifugal pump Heat exchanger Plate type heat exchange Outdoor unit Outer dimension Height mm 13...

Page 17: ... 1 2 4 88 3 00 Hydro unit Outer dimension Height mm 925 Width mm 525 Depth mm 355 Net weight kg 52 Color Silky shade Munsell 1Y8 5 0 5 Remote controller Outer dimension 3 Height mm 120 Width mm 120 Depth mm 16 Circulating pump Motor output W 190 MAX Flow rate L min 32 1 28 9 Type Non self suction centrifugal pump Heat exchanger Plate type heat exchange Outdoor unit Outer dimension Height mm 1340 W...

Page 18: ...e for dia 8 10 anchor bolt 2 dia 12x17 U shape hole for dia 8 10 anchor bolt A leg part Remote controller 135 5 158 186 5 59 5 144 5 116 19 5 352 37 5 920 54 Hot water outlet connecting pipe 1 1 4 Water inlet connecting pipe 1 1 4 Gas line dia 15 88 Liquid line dia 9 52 309 5 259 Drain nipple 371 5 355 40 40 9 Anchor bolt long hole pitch Manometer 525 19 5 AMP Air Conditioning www ampair co uk sal...

Page 19: ...iping Z arrow view Z Refrigerant gas connection Refrigerant liquid connection 1 2 1 2 95 55 12 64 1 1340 320 30 55 95 94 18 80 151 400 24 55 95 18 80 135 155 613 605 900 70 581 74 581 178 178 178 518 52 550 360 655 327 Optional mounting hole 24 3 embossed 60 68 534 121 534 85 7 7 Drain hole 25 burring hole 5 Drain hole 20 88 burring hole 12 17 long hole 12 17 U shape hole Refrigerant piping outlet...

Page 20: ...6 6 2040 550 595 1114 1090 595 1497 6 1474 550 Specification for UK only Specification for UK only Specification for UK only HWS 3001CSHM3 E UK HWS 2101CSHM3 E UK HWS 1501CSHM3 E UK AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 21: ...7 9 RED WHI WHI BLU BRW YEL YEL GRN YEL GRN BLU BRW BRW BLU BLU CN10 WHI RY 10 CR10 CR11 CR12 CR13 RY 11 RY 12 RY 13 1 6D 6C 6B 6A A B 7B 7A Type 1 3 wire SPDT type Type 1 2 wire spring return Type 2 3 wire SPST type Type 2 3 wire SPST type Type 3 3 wire SPDT type 2 4 3 2 3 4 2 4 3 2 1 3 4 See DIP SW13_1 Power supply 220 230V 50Hz or 380 400V 50Hz 1 The one dot chain line indicates wiring at the l...

Page 22: ... CN704 Blue CN701 White SW803 CN601 White CN602 Yellow CN603 White CN604 White RY704 CN04 White CN609 Blue SW800 CN610 Yellow SW804 SW801 CN300 White Fuse F01 T25 A 250 V CN202 CN201 CN200 P07 P06 L F Black Red White Red White Black P C board MCC 1571 Fuse F03 T10 A 250 V White White Gray Gray P04 P05 Power Supply 220 V 230 V 50 Hz Earth screw Earth screw Earth screw Red White Gray Black Hydro uni...

Page 23: ...V A B TB06 TTW Supply 220 230 V from hydro unit Cable size 1 5 mm2 minimum To hydro unit Green Yellow Blue Double pole thermal cut out Blue Brown Brown TTW sensor Hot water cylinder heater AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 24: ...Ω 25 C 10 Low pressure sensor O O O Operating pressure 0 20 MPa 11 Bimetal thermostat auto O O O Operating temperature 75 3 C DC12 V 0 2 A 12 Bimetal thermostat single operation O O O Operating temperature 95 5 C AC250 V 16 A 13 Flow switch O O O Operating flowing quantity 13 min 14 Output board OP OP OP OP TCB PCIN3E AC230 V 0 5 A DC24 V 1 A 15 Input board OP OP OP OP TCB PCM03E Contact input 16 ...

Page 25: ... sensor O O O Operating pressure 0 20 MPa 11 Thermal protector auto O O O Operating temperature 75 3 C DC42 V 0 2 A 12 Thermal protector single operation O O O Operating temperature 95 5 C AC250 V 16 A 13 Flow switch O O O Operating flowing quantity 18 L min 14 Output board OP OP OP OP TCB PCIN3E AC230 V 0 5 A DC24 V 1 A 15 Input board OP OP OP OP TCB PCM03E Contact input 16 Remote controller Main...

Page 26: ...V full wave rectifier input alive time 10 sec or less 5 Pulse motor valve PMV coil UKV A038 DC12 V 6 Board MCC 1560 Input 3Ø AC230 V 23 V 50 60 Hz 7 Compressor case thermostat US 622KXTMQO SS OFF 125 4 C ON 90 5 C 8 PC board MCC 1571 Input 1Ø AC220 230 V 10 50 60 Hz 9 High pressure sensor NSK BH042D 430 0 4 15 MPa 10 2 way valve coil VPV MOAJ510B0 AC220 240 V AMP Air Conditioning www ampair co uk ...

Page 27: ...1 CSH M3 E UK 2101 CSH M3 E UK 3001 CSH M3 E UK 1 Hot water cylinder heater O O O AC230 V 2 7 kW 2 Hot water cylinder temperature sensor TTW sensor O O O 10 kΩ 25 C 3 Thermal cut out O O O Operating temperature Manual reset 82 C 3k 2k AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 28: ...nector CN200 Overheat protection thermostat input connector CN202 TWO sensor connector CN205 TWI sensor connector CN204 THO sensor connector CN206 TTW sensor connector CN214 Low pressure sensor connector CN207 CN212 Remote controller connector CN41 TC sensor connector CN203 TFI sensor connector CN213 Backup heater 1 drive connector CN605 Mixing valve drive connector CN604 Hot water cylinder drive ...

Page 29: ... valve CN702 White Initialization switch SW802 4 way valve protection fuse F700 250 V 3 15 A plastic case Power supply protection fuses F01 250 V 25 A Earth lead wire P09 Black Connecting cable connector CN04 White Connecting cable protection fuse F03 250 V 10 A Electrolytic capacitors Compressor output terminals CN202 CN201 CN200 Power supply connection lead wires P01 Red P02 White P03 Black Temp...

Page 30: ...et 3 5bar Boiler local Drain cock for water charge locally procured Cylinder heater Ø1 2 7 kW Relief valve UK 90 C 10 bar Water outlet Water inlet Reducing valve UK 3 5 bar Pressure relief Set value 7 bar UK Water heat exchanger max 10bar Backup heater Ø1 3 kW Ø3 6 kW Ø3 9 kW Flow sw Thermal protector auto set 75 3 C Thermal protector Single operation set 95 5 C Low pressure sensor Expansion vesse...

Page 31: ...or more This water flowing requires 5 or more branches of Floor heating or Radiator etc Less than 5 branches may cause a flow deficiency In this case please provide a buffer tank and secondary pumps as shown in 4 Please check how to install the boiler See page 41 1 2 3 4 5 6 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 32: ...ate type water heat exchanger Air vent valve Manometer P Expansion vessel High pressure sensor PD TE Low pressure sensor TWO Water vent valve Safety valve Backup heater TWI Circulating pump 8 kW UPM 2K 25 60 130 11 kW UPM GEO 25 85 130 THO TL 4 way valve STF H0404 TC Hydro unit Outdoor heat exchanger Compressor DA422A3F 26M 2 way valve Heating Hot water supply Defrosting Cooling AMP Air Conditioni...

Page 33: ...se low temperature release 2 Heater control 3 Circulation pump control 4 Control by the flow switch 5 Mixing Valve control 2 temperature heating control 6 Room temperature control 7 Room temperature control with the thermostat 8 Hot water cylinder thermostat control 9 Control of force stop and restart 10 Control of limit of heat pump operation 11 Output signal control 1 12 Output signal control 2 ...

Page 34: ...ller settings Heating Temperature setting Hot water supply Temperature setting Cooling Temperature setting Auto Temp Anti Bacteria Frost protection Hot waterboost Water heat exchange Sub board Outdoor unit control Serial signals transmit and receive Outdoor unit control Inverter frequency control Waveform synthesis function Calculation function Temperature calculation AD conversion function Rapid ...

Page 35: ...The hydro unit performs the operation controls shown on the left while also controlling the circulation pump backup booster heater ON OFF water 2 way valve and water 3 way valve 3 The outdoor unit controls the compressor outdoor fan motor electric expansion valve and 4 way valve based on the operation signals transmitted by the hydro unit Item Operation flow and applicable data etc Operation descr...

Page 36: ...er 2 way valve and water 3 way valve 3 The outdoor unit controls the compressor outdoor fan motor pulse motor valve and 4 way valve based on the operation signals transmitted by the hydro unit Item Operation flow and applicable data etc Operation description Hydro unit control ZONE1 2 button set to ON Circulation pump ON OFF control Water 3 way valve control Water 2 way valve control Cooling tempe...

Page 37: ... 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 To Water temperature at inlet TWI Cooling operation range Heat pump operation range of hot water supply and heating With the exception of TO 25 C or higher for heating Heater operation Heat pump operation range of hot water supply and...

Page 38: ...tside temperature is 0 C or below the boil up temperature will be higher that setting temperature in hot water supply mode Item Operation flow and applicable data etc Operation mode Controlled object Cooling only Heating only Hot water supply only Heating and Hot water both operate Cooling and Hot water both operate Heat pump select for heating Heat pump select for hot water supply Heat pump selec...

Page 39: ... 2 When TWI TSC_F d zone in the right figure is met the heat pump operation is selected Thermostat status OFF When TWI TSC_F e zone in the right figure is met the thermostat status OFF is selected 3 Operation stop condition When the following condition is met the heating operation stops The remote controller gives a stop instruction 1 When the outside temperature is 25 C or below the heater operat...

Page 40: ...r up to 30 minutes during a simultaneous operation g zone Operation with heating priority A heat pump operation is performed in the heating side and a cylinder heater operation in the hot water supply side Operation mode by zone 2 Note that after a heat pump operation for Hot water supply is selected in f zone when the operation moves to a heater operation for hot water and then 5 minutes has pass...

Page 41: ... pump runs for the hot water supply side when TTW is less than 38 C The operation mode returns to normal when TTW become 45 C or more FC variable Related FC Item Operation flow and applicable data etc FC No Setting item Default Setting available range 22 Priority mode switch temperature 0 C 20 20 C Hot water supply side Cooling side Normal Heater Heat pump Hot water supply side Cooling side TTW 38...

Page 42: ...ctive during the HP Boiler operation Coordination setting of the boiler and heat pump when FC_5B 0 the boiler and heat pump runs simultaneously When FC_5B 1 only the boiler runs pump ON However if the external air temperature becomes the boiler HP switching temperature or more within 60 minutes When FC_5B 2 the heater runs the heater may run instead for up to 60 minutes When FC_5B 3 only the boile...

Page 43: ...ler with P1 OFF is required DPSW10_3 OFF Item Operation flow and applicable data etc E 10 I zone J zone Heat pump operation Heat pump boiler operation TO Diff 5K Boiler position DPSW02_1 FC62 Activate deactivate A02 error detection Temperature range in which the boiler signal is output Detected temperature of TWI TWO or THO OFF After 3 way valve heating side 0 TWI or TWO or THO 58 C 1 TWI or TWO o...

Page 44: ... temperature during a hot water boost operation Change the BOOST set temperature with FC_09 if necessary Related FC Item Operation flow and applicable data etc FC No Setting item Default Variable range 23 Boiler heat pump switching temperature 10 C 20 20 C 3E Control priority between the hydro unit and boiler Control valid for operating heat pump mode 0 Hydro unit control Independent temperature c...

Page 45: ...ndition TTW 38 C and forcibly performs a hot water operation During ANTI BACTERIA operation Forcible hot water operation at 75 C the hot water set temperature display is not changed If it is changed from the remote controller the normal hot water set temperature will be changed Related FC Item Operation flow and applicable data etc ANTI BACTERIA button set to ON Anti bacteria start time 75 C hot w...

Page 46: ...ic stop of frost protection operation The operation period of frost protection can be set at FC 12 and 13 on the remote controller Longest period available 20 days and 23 hours By entering the operation period day and hour at FC 12 and 13 on the remote controller and pressing the Frost Protection button the operation period is set and the frost protection operation will automatically be finished a...

Page 47: ...A2 One is a percentage of ZONE1 the other is a fixed value FC_A2 0 Percentage method that is set by FC_31 FC_A2 1 Fixed value method that is set by FC_A3 A4 and A5 However it is automatically controlled the set temperature of ZONE1 to be the ZONE2 or more Item Operation flow and applicable data etc TSC_F C A 40 B 35 C 30 D 25 E 20 T0 20 T2 0 20 TO T1 10 T3 10 5K adjustable FC 27 C Related FC FC No...

Page 48: ...11 Night time Low noise Setting on page 131 1 Press the TEMP and TEST button at the same time for 4 seconds or longer Shifted to the night time low noise setting mode The Code No field displays 09 and the DATA 0000 and being displayed blink 2 Press TIME to set enable 1 or disable 0 Pressing SET change DATA and display to be lit and the setting is confirmed When 1 as enable is set the night time lo...

Page 49: ...cts the number of compressor rotations Compares the Hz signal correction amount and the current operation Hz and changes the compressor output according to the difference The control details are the same for hot water supply heating and cooling Item Operation flow and applicable data etc Temperature settings TSC_H TSC_F Hz signal correction Number of compressor rotation detection Remote controller...

Page 50: ...below according to the calculated values of TC and TWO If TC TWO falls below 15 for a total of 10 times the compressor stops abnormally and fault code A10 is displayed on the remote controller When cooling operation has lasted normally for 10 minutes the abnormality detection counter is reset to 0 Item Operation flow and applicable data etc T7 Forcible stop O down P slow down Q keep R2 slow up R1 ...

Page 51: ...utlet temperature THO When the heating set temperature TSC_F is reached the hydro stops energizing the backup heater 1 The single phase model has the backup heater 1 of 3 kW only 2 The three phase model has the backup heater 1 2 of 6 kW Restriction of backup heater energization during heating mode For energy saving When outdoor temperature is higher than the reference valve the backup heater is fo...

Page 52: ...hanged for energy saving Defrosting ends according to the usual heater control Related FC 2 4 Forcible heater energization To prevent freeze the unit energizes or stops energizing a backup heater 3 kW regardless of the unit status not operated or in operation Object to be controlled Backup heater 1 Energization start condition TWO 4 or TWI 4 or THO 4 2 Energization stop condition TWO 5 and TWI 5 a...

Page 53: ...or the hot water cylinder backup heater and booster For details see 10 1 4 See page 118 Caution All heater should be added to this Air to water system The system has been designed to operate with all electrical heaters energized Item Operation flow and applicable data etc AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 54: ...he HP for heating is turned off 3 4 Synchronized circulation pump P2 Pump type DC motor rated voltage 220 230 V connectable directly up to 200W rated power output You can select whether the pump P2 is synchronized with the pump P1 using DP_SW10 3 The pump P2 is always energized if the pump P2 is not synchronized DP_SW10 3 OFF Default Non synchronous NOTE 2 zone temperature control by boiler with P...

Page 55: ...emperature Because when To is lower than the Boiler heatpump switching temperature the boiler output is ON state But if the pump stops due to the intermittent operation the boiler output is also turned OFF Related FC Item Operation flow and applicable data etc FC No Setting item Default Setting value 5A Control of the pump P1 during the hot water supply operation 0 synchronized with HP 1 Always en...

Page 56: ...nstall a sub remote controller separately purchased in a room to control room temperature 6 1 Installing the sub remote controller Wiring with the main unit See the figure on the right After detaching the front panel connect the sub remote controller to the right terminal on the main remote controller which is connected with the hydro unit No polarity Place to install inside a room At the height o...

Page 57: ...e Setting is corrected upward Water temperature setting is up by 1deg every 30 minutes Setting is corrected upward Water temperature setting is down by 1deg every 30 minutes C zone No correction No correction B zone Setting is corrected downward Water temperature setting is down by 1deg every 30 minutes Setting is corrected downward Water temperature setting is down by 1deg every 30 minutes A zone...

Page 58: ...ostat off operation 7 4 Cooling thermostat operation When the cooling thermostat does not reach the assigned temperature the circuit between 2 and 3 is open cooling starts under the setting that water temperature fro cooling is 20 C FC_96 If the cooling thermostat has not reached the assigned temperature 30 minutes after cooling had started the water temperature setting is turned down 1 degree and...

Page 59: ...heat pump might stop if the water input temperature becomes high 8 4 Hot water thermostat operation hot water supply heating operation If hot water is used when the hot water thermostat is at the assigned temperature the circuit between 1 and 2 is open the hot water heat pump starts with the hot water thermostat closed In 30 minutes the hot water heat pump stops After that only the hot water cylin...

Page 60: ...al input the new status is reflected to the setting on the remote controller FC61 2 Hot water supply only FC61 3 Heating only It is possible to control each of the heating and hot water supply with the following settings FCB6 1 Default 0 and FC61 3 and DP_SW02_3 OFF Default OFF The terminals 1 and 3 is the heating control The terminals 2 and 3 is the hot water supply control Both of control method...

Page 61: ... for Heating Hot water When pulse signal is input the operation status change to the next status For example if current operation status is heating ON and hot water OFF then next status to be heating OFF hot water OFF when pulse is input Hydro unit memorize the status of the operation pattern before changing OFF status by pulse signal If pulse is input at operation status 2 the operation pattern i...

Page 62: ...utes 4 The LED on the PC board lights up when the input signal is ON 11 Output signal control 1 TCB PCIN3E optional PC board is required Connect its connection cable to the CN208 terminal on the PC board in the hydro unit The circuit between the terminals 1 and 2 gets closed as an error detection signal is output The circuit between the terminals 3 and 4 gets closed as a boiler signal is output Th...

Page 63: ...draulic heat exchanger 8 kW QH characteristics 0 5 10 15 20 25 30 35 0 1 2 3 4 5 6 7 8 9 10 Pump duty 80 Pump duty 100 Pump duty 60 Hydro unit QH Characteristics 220 230 V Out of range Minimum flow rate Hydraulic heat exchanger 11 kW QH characteristics Head m 0 1 2 3 4 5 6 7 8 9 10 0 10 20 30 40 50 Flow rate L min Pump duty 100 Pump duty 80 Pump duty 60 Hydro unit QH Characteristics 220 230 V Out ...

Page 64: ...tart temperature the unit operate the circulation pump During a freeze prevention operation a heat pump operation does not start When neither HOT WATER nor ZONE1 2 is in operation if the end condition is not met when 3 minutes has passed after an operation starts the unit performs the operation in 3 2 to prevent freeze 3 2 How to operate circulation pump backup heater When neither HOT WATER nor ZO...

Page 65: ...f defrosting the start condition is not met Defrosting operation for heating or hot water supply 3 Error display If freeze determination cancellation condition is not met A08 error is displayed 16 High return water protect control The hydro unit protects against high return water which made by separate boiler system When A02 error appeared the built in pump will stop Related FC This FC62 function ...

Page 66: ...hat the resistance of each sensor or the refrigerant cycle has no problem then start the operation 2 Discharge temperature release control This control detects an abnormality of the refrigerant cycle or compressor to perform failure prevention This control reduces operation frequency if the PMV control does not lower the outlet temperature or if the outlet temperature rapidly rises The frequency c...

Page 67: ...unit within the specified value range Heating Hot water supply Cooling No cooling operation available for TO 10 C Item Operation flow and applicable data etc Outdoor unit current inverter Main circuit control current Compressor operation Hz down Outside air temperature TO Current release point setting Capacity control continue Operation current Settings Current degradation Yes No Outside temperatu...

Page 68: ...art the maximum fan tap for each zone that is shown in the following table is fixed After that the fan is controlled according to the TG TG temperature converted from PD HWS P804HR E1 P1104HR E1 Item Operation flow and applicable data etc Temperature range P804HR E1 P1104HR E1 50 C TO 14 1 45 C TO 50 C 14 1 39 C TO 45 C 14 1 TO 39 C 14 1 TO error 14 1 W1 W2 W3 W4 W5 W6 W7 W8 P804HR E1 P1104HR E1 U...

Page 69: ...nning is not abnormal NOTE If the heat pump was thermo off the out door fan motor up down continue to run 10 mins with W3 rotation When the water pump of hydro unit turns from off to on the fan motor will operate for sensing true outside air temperature Item Operation flow and applicable data etc TE C 24 21 18 15 1 tap 20 secs to W1 2 tap 20 secs to W1 2 tap 20 secs to W1 Stop time count Number of...

Page 70: ...ure is below 7 C the defrosting ends 3 After the defrosting stop the compressor for approx 40 seconds before starting a heating operation 4 Switching the jumper J805 and J806 of the outdoor control board can change the time of d above mentioned Factory default 150 minutes Item Operation flow and applicable data etc Heating operation starts 2 5 10 23 TE C 0 10 15 39 45 55 d min D zone A zone B zone...

Page 71: ...inary operation When defrosting preliminary operation is carried out more than 10 minutes 3 Control details Target SH during defrosting preliminary operation will be 6 to 10 k refer to 8 4 1 See page 65 PMV control interval will be shorter than normal Operation frequency will be fixed 1 When TD 50 C Advance defrosting will be skipped Item Operation flow and applicable data etc J805 J806 d O O 150 ...

Page 72: ...operation start the compressor may not stop for protection This status is not abnormal The operation duration time of the compressor varies depending on a operation status 2 If the operation stops with the remote controller the operation does not continue 9 Over current protection control 1 A detection of abnormal current with the over current protection control stops the compressor 2 Set the abno...

Page 73: ...ed see the check code list See page 77 11 Compressor case thermostat The compressor case thermostat functions to protect the compressor when the blow out temperature from the compressor is too high The compressor case thermostat on the upper part of compressor stops the compressor The compressor will restart three minutes after stopping If the compressor case thermostat functions again after resta...

Page 74: ...increasing Pd Y zone and To C zone When the compressor is stopped Defrosting When the compressor is stopped Cooling Any of the following cases Compressor rotational speed is increasing and The hydro unit is not operating release control When the compressor rotational speed is increasing 14 Start up from hibernation This control operates at startup in order to warm up the compressor by the heat fro...

Page 75: ...ive program operations for the protection of the heat pump unit 9 3 Outline of the determination diagram 9 3 1 Procedure of defect diagnosis 9 3 2 How to determine from the check code on the remote controller 9 3 3 How to cancel a check code on the remote controller 9 3 4 How to diagnose by error code With reference to the check code roughly identify the defect from the defect diagnosis for the he...

Page 76: ...er it falls under any of the contents in the following table If it does please understand that the symptom is not a defect of the equipment and it is an operation necessary for the control and maintenance of the heat pump unit Table 9 2 1 Non defective operation No Operation of the heat pump system Explanation 1 The compressor sometimes does not operate even within the range of compressor ON The c...

Page 77: ... abnormality is determined the abnormality is noticed by indicating the check code on the remote controller check code display part while sounding off a buzzer 9 3 3 How to cancel a check code on the remote controller 1 Press or button on the operation side to clear the check code 2 Press to stop a buzzer for an abnormality only Although the above procedure cancels the check code the hardware erro...

Page 78: ...rease error heating When one of the TWI TWO and THO sensors exceeds 70 C Heating Hot water O O 1 Check the water inlet water outlet and heater outlet TWI TWO THO sensors 2 Defect of the backup heater defect automatic reset thermostat 1 85 A03 Temperature increase error hot water supply When the TTW sensor exceeds 85 C Heating O Hot water O 1 Check the hot water cylinder sensor TTW 2 Check the hot ...

Page 79: ... after the heater backup O O 1 Activated by a large load of heating or hot water supply 2 Check the heater power circuit backup or hot water cylinder heater Power supply voltage breaker power supply connection 1 93 E03 Regular communication error between hydro unit and remote controller When there is no regular communication from the remote controller for 3 min or when no remote controller is equi...

Page 80: ... defrosting When PS 0 07 MPa is detected for 10 min or more hot water supply heating O O 1 Check the connection body or connection wiring of the low pressure sensor 2 Check the resistance value of the low pressure sensor 3 Check the refrigeration cycle gas leak 1 100 F29 EEROM error Inconsistency is detected once without verify ACK after writing to EEPROM 1 Replace the water heat exchange control ...

Page 81: ...eck the resistance value and connection of the heat sink temperature sensor TH 8 111 F15 TE TS sensors error TE TS sensor connections are opposite O 1 Check for any wrong installation of the heat exchange temperature sensor TE and the suction temperature sensor TS 4 111 F24 PD sensor error Open or short circuit in the high pressure sensor O 1 Check the value of PD sensor by the remote controller 4...

Page 82: ...nd the heat sink 2 Check the heat sink fan duct 3 Check the resistance value of the heat sink temperature sensor TH 4 105 P15 Detection of gas leak When the discharge temperature sensor TD exceeds 106 C for consecutive 10 min When the suction temperature sensor TS exceeds 60 C for cooling or 40 C for heating for 10 consecutive min When TG TC 10 K is detected and TG TWI 15 K is detected 10min hot w...

Page 83: ...r supply voltage AC220 230 V 10 8 109 P26 Short circuit of the compressor driver element error When an abnormal short circuit of IGBT is detected O 1 P26 abnormality occurs when operating with the compressor wiring disconnected Check the control board 2 No abnormality occurs when operating with the compressor wiring disconnected Compressor rare short 8 109 P29 Compressor rotor position error The r...

Page 84: ... of the indoor unit detected on the remote controller side Stop Automatic reset Displayed when the abnormality is detected Defect in the reception of the remote controller 1 Check the remote controller crossover 2 Check the remote controller 3 Check the hydro power supply wiring 4 Check the water heat exchanger board E02 Defect in the signal transmission to the hydro unit Detected on the remote co...

Page 85: ...iner Excess air noise comes from inside the pump Flow switch is connected to board Built in pump is connected to board Flow switch is normal Chattering noise comes from flow switch Pump stops 2 3 minutes after its rotation started TC sensor characteristic is correct Yes Yes A01 occurs Operation restarts Water heat exchanger control board is defective replace it Perform air vent Flow shortage No No...

Page 86: ...ture is 70 C or higher Yes Correct water circuit To prevent hot water of other circuits from entering Yes Hot water from boiler or other circuits does not come in No Failure of backup heater Too large heater input thermostat short circuit Replace heater unit Yes Backup heater is energized No Measure heater current Start Replace water heat exchange control board Yes Flow switch is normal No Replace...

Page 87: ... energized Yes No At normal temperature tank thermostat is energized Yes Replace hot water cylinder thermostat No Hot water cylinder thermostat operates Yes Operation temperature 82 C Start Replace water heat exchange control board Replace Mg sw No Mg sw RY05 for heater operates Yes Operating noise at normal time AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 88: ...xchanger board DP_SW11 1 is ON Power is connect to backup heater terminal Backup heater terminal has AC 220 230 V 10 Start Operation restart Replace water heat exchange control board Perform air vent Set heater breaker to ON Check indoor wiring Replace flow switch No No Yes Yes Yes Yes Replace backup heater unit No Backup heater NG Backup heater element is conductive Yes Replace TC TWO and TWI sen...

Page 89: ...TWI 4 TWO 4 or THO 4 is detected Circulation pump keeps being energized or 3 minutes passed after the start No No Place power cable for backup heater Set breaker for backup heater to ON or Check indoor electronic wiring No Backup heater element is conductive Yes Replace TWI TWO and THO sensors No TWI TWO THO sensor characteristics are correct Yes Yes Replace water heat exchange control board Refer...

Page 90: ...fer tank and the second pump No Excess air noise comes from inside pump Chattering noise comes from flow switch Start No No Yes Raise set temperature Yes Cooling overload operation Continued operation at low outside temperature and at 15 C or lower set temperature No Defrost outdoor unit where frost remains Yes Defrosting takes 15 mins or longer Frost remains No Replace low pressure sensor No Low ...

Page 91: ...l Yes No At normal temperature overheat preventive thermostat is normal Yes Start Replace water heat exchange control board or overheat preventive thermostat failure Replace water heat exchange control board or overheat preventive thermostat failure After the control board is replaced if the same operation repeats the overheat preventive thermostat is determined as defective does not operate at 75...

Page 92: ...re water circulation amount Circulation flow shortage Replace control board Waste stuck inside water circuit 12 M or longer water pipe to a branch or 5 or less branches Remove sufficiently excess air Place buffer tank and the second pump Recharge refrigerant Raise the set water temperature Add fan coils No Excess air noise comes from inside pump Chattering noise comes from flow switch Start No No ...

Page 93: ... 5 or less branches Remove sufficiently excess air Place buffer tank and the second pump No Excess air noise comes from inside pump Chattering noise comes from flow switch Start No No Yes Attach TWI sensor No TWI sensor is attached to pipe Yes Replace TWI or TWO sensor No TWI and TWO sensor characteristics are normal Yes Yes Yes Replace water heat exchange control board AMP Air Conditioning www am...

Page 94: ... cylinder heater After 1 hour since heater operation started neither TWI 15 C nor TTW 20 C is met Freeze prevention control is detected once No No Place electric wire for backup heater Place electric wire for hot water cylinder Set breaker for backup heater to ON Set breaker for hot water cylinder to ON or check indoor wiring No Backup heater element is conductive Yes Replace hot water cylinder he...

Page 95: ...ing wire No Yes CN04 connector and terminal block 1 2 3 wiring are normal Correct connector and terminal block wiring No Yes When power is on again D502 Amber LED blinks Check water heat exchanger board If defective replace it No Yes Correct TC sensor connection Replace TC sensor No No TC sensor connector CN203 is connected Yes TC sensor resistance characteristic is normal Yes Start Replace water ...

Page 96: ...rrect TE sensor connection Replace TE sensor No No TE sensor connector CN601 is connected Yes TE sensor resistance characteristic is normal Yes Start Replace water heat exchange control board Correct TL sensor connection Replace TL sensor No No TL sensor connector CN604 is connected Yes TL sensor resistance characteristic is normal Yes Start Replace water heat exchange control board Refer to Chara...

Page 97: ...e 113 Correct TWI sensor connection Replace TWI sensor No No TWI sensor connector CN205 is connected Yes TWI sensor characteristic is normal Yes Start Replace water heat exchange control board Refer to Characteristic table on page 113 Correct TWO sensor connection Replace TWO sensor No No TWO sensor connector CN205 is connected Yes TWO sensor characteristic is normal Yes Start Replace water heat e...

Page 98: ...13 Correct TFI sensor connection Replace TFI sensor No No TFI sensor connector CN213 is connected Yes TFI sensor characteristic is normal Yes Start Replace water heat exchange control board Refer to Characteristic table on page 113 Correct THO sensor connection Replace THO sensor No No THO sensor connector CN206 is connected Yes THO sensor characteristic is normal Yes Start Replace water heat exch...

Page 99: ...ached to pipe Yes THO sensor characteristic is normal Yes Replace TWO sensor No TWO sensor characteristic is normal Yes Start Replace water heat exchange control board Refer to Characteristic table on page 113 Refer to Characteristic table on page 113 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 100: ...g correct No No Mixing valve is attached Yes Mixing valve connection is correct Yes No FC_0C Mixing valve running time 30sec to 120sec Mixing valve setting is correct Yes Replace TWO sensor No TWO sensor characteristic is normal Yes Start Replace water heat exchange control board Refer to Characteristic table on page 113 Refer to Characteristic table on page 113 Refer to Characteristic table on pa...

Page 101: ...Error The model name of the outdoor unit is not HWS P804HR E1 or HWS P1104HR E1 Replace the outdoor unit with the proper model L07 Error At the time of power on detecting the above failure automatically activates the automatic address setting mode Check code is not output Note that if the above failure is detected in the automatic address setting mode a check code may be output Attach low pressure...

Page 102: ...NE2 is set L16 displays abnormality Set correctly DP_SW12 2 3 No Set indoor unit capacity data Setting item code FC_01 8 kW 12 11 kW 15 Water heat exchange control board MCC 1511 Check If defective replace it Yes Hydro unit capacity is not set AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 103: ...s that a failure occurred Indication 1 With the status above pressing the SW800 button for one second causes the yellow LED to blink Indication 2 Pressing again SW800 for one second or longer returns to Indication 1 The combination of Indication 1 and Indication 2 can determine what kind of abnormality Check code Outdoor LED indication Check and Action procedure No specific description indicates o...

Page 104: ...eactor power lead Check and correct wiring connection No Yes Power voltage is normal AC220 230 V 10 PC board P804HR E1 P1104HR E1 MCC 1571 CN609 connector and case thermostat is normal Correct connector Replace case thermostat Check for piping collapse and break If defective repair or replace it No Yes If case thermostat is short circuited cooling and heating can operate Check outdoor board If def...

Page 105: ...LED indication Check and Action procedure No specific description indicates outdoor unit parts Cut jumper line by following the instruction comes with the service board package Replace the hydro unit with the proper model Check outdoor control board If defective replace it PC board P804HR E1 P1104HR E1 MCC 1571 No gas leakage Appropriate refrigerant amount Correct defective portion Re charge refri...

Page 106: ...1 P1104HR E1 MCC 1571 Check outdoor control board If defective replace it Yes Yes No The screws are loose in motor drive element Q200 300 400 of outdoor control board and rectifier DB01 02 03 MCC 1571 Radiation grease was not applied to backside of Q200 DB01 DB02 or DB03 No Is not the ventilation flue of the heat sink blocked Is not the fan blocked Short circuit etc HWS P804HR E1 P1104HR E1 Remove...

Page 107: ...t amount Correct defective portion Re charge refrigerant No Yes Pulse motor valve is normal Correct defective portion Replace defective parts No Yes Service valve is fully opened Open fully service valve No Yes Piping collapse Repair or replace pipe Yes No Temperature sensor check Discharge sensor CN603 Suction sensor CN600 Correct connector Replace sensor NG OK PC board P804HR E1 P1104HR E1 MCC 1...

Page 108: ...igital tester Although values shown has some range if its maximum value is 180DCV or higher the board is good Check code Outdoor LED indication Check and Action procedure No specific description indicates outdoor unit parts Temperature sensor check TE sensor CN601 TS sensor CN600 Hydro TWO sensor If defective repair or replace it 4 way valve check If defective replace it 4 way valve operates norma...

Page 109: ...fective replace or tighten it Yes Outdoor fan operates normally No Check the same item as those for P22 abnormality Reset the power source and perform a trail operation according to the season Something prevents outdoor unit heat exchange Clogged heat exchanger short circuit No Yes Check for refrigerant overcharged clogged cycle pipe break abnormal overload etc If defective repair defective portio...

Page 110: ...heck outdoor control board If defective replace it No Yes Yes Check wiring Request power source repair When not energized the fan motor can be smoothly rotated by hand Fan motor coil resistance is normal Between red white leads 12 20 Between white black leads 12 20 Between black red leads 12 20 No Replace fan motor Power voltage is normal AC220 230 V 10 single phase PC board P804HR E1 P1104HR E1 M...

Page 111: ...parts TD sensor connector CN603 is connected Correct TD sensor connection Replace outdoor control board No TD sensor resistance characteristic is normal Replace TD sensor No Yes Yes PC board P804HR E1 P1104HR E1 MCC 1571 See the characteristic table on page 94 TE sensor connector CN601 is connected Correct TE sensor connection Replace outdoor control board No Yes TE sensor resistance characteristi...

Page 112: ...R E1 P1104HR E1 MCC 1571 See the characteristic table on page 94 TS sensor connector CN600 is connected Correct TS sensor connection Replace outdoor control board No Yes TS sensor resistance characteristic is normal Replace TS sensor No Yes PC board P804HR E1 P1104HR E1 MCC 1571 Replace outdoor control board PC board P804HR E1 P1104HR E1 MCC 1571 TE and TS sensor is attached to the correct positio...

Page 113: ...n procedure No specific description indicates outdoor unit parts PD sensor connector CN606 is connected Correct PD sensor connection Replace outdoor control board No Yes PD sensor is normal Replace PD sensor No Yes Check outdoor control board If defective replace it PC board P804HR E1 P1104HR E1 MCC 1571 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 114: ...192 5 375 50 17 00 17 92 18 86 50 3 312 3 451 3 594 60 11 74 12 34 12 95 60 2 236 2 343 2 454 70 8 269 8 668 9 074 70 1 540 1 623 1 709 80 5 925 6 195 6 470 80 1 082 1 146 1 213 90 4 321 4 507 4 696 90 0 7740 0 8237 0 8761 100 3 205 3 336 3 468 100 0 5634 0 6023 0 6434 0 10 0 10 20 30 40 50 60 10 20 30 40 50 60 70 80 90 100 0 0 0 5 10 15 20 50 100 150 200 10 20 30 40 50 60 70 80 90 100 Resistance ...

Page 115: ...c 3 3WV_W 4 Mixing valve Alive for 30 sec in the forward direction Alive for 30 sec in the reverse direction 5 Built in circulation pump Alive not alive for 20 sec 6 Extended AC pump 1 Alive not alive for 20 sec 7 Extended AC pump 2 Alive not alive for 20 sec Reserved 8 Water heat exchange backup heater Repeat heater 1 heater 2 and OFF every 20 sec The built in circulation pump operates 9 Hot wate...

Page 116: ...ature TTW sensor Floor inlet temperature TFI sensor Remove the connector and measure the resistance value with a tester Normal temperature Temperature 0 C 10 C 20 C 30 C Sensor Water heat exchange temperature TC sensor 33 8 kΩ 20 35 kΩ 12 59 kΩ 7 99 kΩ Water inlet temperature TWI sensor Water outlet TWO sensor Hot water cylinder temperature TTW sensor Floor inlet temperature TFI sensor AMP Air Con...

Page 117: ...Ω 113 Ω 4 2 way valve coil Measure the resistance value P804 P1104HR E1 1435 Ω 144 Ω 5 Pulse motor valve coil Type UKV A038 Red White Black Location Resistance value Red White 1 04 1 16 Ω White Black 1 04 1 16 Ω Black Red 1 04 1 16 Ω At 20 C Red White Black Location Resistance value P804 P1104HR E1 Red White 14 8 1 5 Ω White Black Black Red M 1 Black 6 Grey 3 Red Yellow 2 Grey 6 Orange 4 Location ...

Page 118: ...e temperature TD sensor Remove the connector and measure the resistance value with a tester No Component name Check procedure Temperature 0 C 10 C 20 C 30 C Sensor kΩ Outdoor heat exchange temperature sensor TE 33 8 20 4 12 6 8 0 Suction temperature sensor TS Temperature 0 C 10 C 20 C 30 C Sensor kΩ Discharge temperature sensor TD 161 3 99 0 62 4 40 2 AMP Air Conditioning www ampair co uk sales am...

Page 119: ... 10_2 Pump P1 operation during room heating P1 pump stop or not using out side air temperature OFF Continuous run ON Pump P1 stop when TO 20 C Available to change the temperature setting by FC 9E Continuous run OFF 10_3 Synchronization of Pump P1 and P2 Non synchronous OFF 10_4 Pump P1 ON OFF cycling During long periods of system OFF No OFF SW11 Switching details Factory default Remarks 11_1 Hydro...

Page 120: ...the night time low noise anti bacteria night set back or other functions Procedure Perform the following when no operation is in progress 1 Press the TEST and CL and TEMP buttons at the same time for 4 seconds or longer See display appears on the left 2 Specify CODE NO FC with the TEMP button for temperature setting 3 Select a setting data with the TIME button for timer setting The value in the DA...

Page 121: ...C 0000 0 C 25 Hot water temperature compensation value 0000 0K 0015 15K 0003 3K 26 Night set back change temperature range 0003 3K 0020 20K 0005 5K 27 Set temperature shift with heating Auto 0005 5K 0005 5K 0000 0K 29 Outside air temperature T1 temperature 0015 15 C 0000 0 C 0010 10 C 2B Outside air temperature T3 temperature 0000 0 C 0015 15 C 0010 10 C 2C Set temperature A with outside air tempe...

Page 122: ... PC board connected to CN209 0000 1 3 During defrosting 2 3 While compressor is running 0001 1 3 As error is detected 2 3 During operation 0000 1 3 During defrosting 2 3 While compressor is running 6E To diff temperature when pump P1 stop at to 20 C 0001 1K 0005 5K 0002 2K 73 Hot water tank heater start time of heat pump while operating 0000 30 min passed 0003 120 min passed 0000 30 min passed 92 ...

Page 123: ...ff operation 0000 5 min 0005 30 min 0000 5 min FC Item Details Fist shipment 02 Temperature correction by the room temperature sensor heating 10K 10K By 1K steps 1 1K correction 03 Temperature correction by the room temperature sensor cooling 10K 10K By 1K steps 1 1K correction 05 24H 12H display switching 0 24H display 1 12H AM PM display 0 24H display 09 Night time low noise mode 0 Invalid 1 Val...

Page 124: ...ocated near the MCU should be flashing slowly 2 Press tactile switch SW07 until the yellow LED turns off When the tactile switch SW07 has been press for 5 sec flashing becomes quickly And when the switch will be pressed further 5 sec the yellow LED will turn off When the SW07 is released the yellow LED start to flash quickly again 3 Turn off the power supply of the hydro unit and the outdoor unit ...

Page 125: ...pply operation starts after 3 minutes See display The pump immediately starts 3 Pressing the HOT WATER button again stops the hot water supply operation For heating test run 1 Press the ZONE1 2 button and a heating operation starts after 3 minutes See display The pump immediately starts 2 Pressing the ZONE1 2 button again stops the heating operation For cooling test run 2 Press the ZONE1 2 button ...

Page 126: ...1 to be the ZONE2 or more 2 3 6 4 1 TSC_F C A 40 B 35 C 30 D 25 E 20 T0 20 T2 0 20 TO T1 10 T3 10 5K adjustable FC 27 C Related FC FC No Setting item Default range 2C Setting temperature A at T0 40 20 60 C 2D Setting temperature B at T1 35 20 60 C 2E Setting temperature C at T2 0 C 30 20 60 C 2F Setting temperature D at T3 25 20 60 C 30 Setting temperature E at 20 C 20 20 60 C A1 Outside temperatu...

Page 127: ... moves the unit to the normal stop state 5 Time Setting 1 Press the TIME button for 4 seconds or longer The screen moves to the time setting mode See display Day time and indications blink Time setting is available during an operation 2 Specify a day to be set Press the DAY button to select the current day The symbol moves along above the days moves by each button press from MO through SU 3 Set ti...

Page 128: ...and set temperature Time setting Use the TIME button to set time Operation mode Press HOT WATER for hot water supply ZONE1 2 for heating or ZONE1 2 for cooling and then press OPERATE MODE Pressing HOT WATER or ZONE1 2 again displays indicating stop When an operation mode is set appears for heating for cooling or for hot water supply and also the temperature set last time is displayed Temperature s...

Page 129: ...tting See display The heating operation of 15 C is set In FC_3B in 2 2 section the set temperature can be changed in the range of 10 to 20 C 3 Pressing the FORST PROTECTION button makes disappear and the set temperature returns to the normal heating temperature Pressing the ZONE1 2 button ends both the frost protection and the heating operation How to set FROST PROTECT operation end time 1 Press t...

Page 130: ...button again makes disappear and the normal operation starts How to set NIGHT operation start and end time 1 Press the NIGHT button for 4 seconds or longer Moves to the NIGHT time setting mode See display 0E in the Code No field and the current time displayed blink 2 Press the TIME button to set a desired start time Pressing SET changes the time to be lit and the setting is confirmed 3 Press the T...

Page 131: ...ria temperature and holding time In FC_0A or 0B See 10 2 2 See page 119 the set temperature and holding time can be changed FC_0A Set temperature change range 70 to 80 C 75 C default FC_0B Holding time change range 0 to 60 minutes 30 minutes default How to set anti bacteria start time and cycle 1 Press the ANTI BACTERIA button for 4 seconds or longer See display Moves to the anti bacteria time set...

Page 132: ...or unit during night time for neighbours Night time low noise operates with lower operation frequency and fan tap than usual only for the set time period The operation is the same as usual hot water supply heating or cooling Adjust the unit time before making the settings How to enable set start time and end time of night time low noise 1 Press the TEST and TEMP button at the same time for 4 secon...

Page 133: ...isplay Factory default is 0000 4 Press the SET button If OK lights the status is normal 5 Pressing the TEST button moves the unit to the normal stop state Operation Press the ZONE1 2 button Set the operation to the heating mode After a while forced defrosting signals are transmitted to the outdoor unit and the unit starts defrosting Forced defrosting lasts for up to 10 minutes After the defrosting...

Page 134: ...C 08 Water heater outlet temperature THO C 09 Floor inlet temperature TFI C 0A Hot water cylinder temperature TTW C 0B Mixing valve position step 0E Low pressure Ps 10 kPa Outdoor unit data Item code Data name Unit 60 Heat exchange temperature TE C 61 Outside air temperature TO C 62 Discharge temperature TD C 63 Suction temperature TS C 65 Heat sink temperature THS C 6A Current 10 A 6D Heat exchan...

Page 135: ... history press the TEMP button for temperature setting to change the failure history number item code Item code 01 Latest Item code 01 Old Note The failure history contains the last 4 failures 3 Pressing the TEST button returns to the normal display NOTE Do not press the CL button Pressing the button deletes all the failure history of the hydro unit If the button is pressed and the history is dele...

Page 136: ...D blinks Note that this operation lasts for 10 minutes 3 After 3 minutes has passed close the liquid side valve 4 After the refrigerant recovery is completed close the gas side valve 5 Press again the push button switch SW801 for approx 1 second The outdoor unit stops operation cooling 1 If can not remove the water Operate the circulation pump to prevent freezing 1 Turn off the power hydro and out...

Page 137: ...ard or a heat exchanger gap and causing motor lock If the outside air temperature is 0 C below this control operates the outdoor fan in W5 even if the compressor is not in operation Defrosting time change J805 J806 If the defrosting interval is shorter than the standard the jumper wire is cut For the control details or how to cut the jumper wire see defrosting control Maximum frequency change J807...

Page 138: ...or unit serial communication D503 Green LED Signal display signals from the outdoor unit of communication between hydro unit and outdoor unit serial communication D800 to D804 Yellow LED Abnormality indication All OFF of SW803 or the lit status of any of D800 to D804 indicates that the outdoor control unit detects an abnormality Setting SW803 to other than OFF shows details with LED indication D80...

Page 139: ...tting does not display a TO sensor failure Check for the failure with the setting for current abnormality See 2 2 See page 139 Temperature sensor indication These switches indicate the temperature sensor detecting value TC TWO 2 heating hot water supply TC TWO cooling See 2 3 See page 140 Current indication This switch indicates the current value in the outdoor unit See 2 3 See page 140 Compressor...

Page 140: ...failure Heat exchanger suction sensor TE TS wrong wiring High pressure sensor PD failure EEPROM failure Compressor break down Compressor lock Current detection circuit failure Faulty compressor case thermostat Not set up the capacity Combination failure between the hydro unit Communication failure between MCUs Other abnormality e g Compressor s loss of synchronism Abnormal discharge temperature Po...

Page 141: ...6 9 17 17 9 18 18 9 19 19 9 20 20 9 21 21 9 22 22 9 23 23 9 24 24 9 25 25 9 26 26 9 27 27 9 28 28 9 29 29 9 30 30 9 31 or higher 0 4 5 9 10 14 15 19 20 24 25 29 30 34 35 39 40 44 45 49 50 54 55 59 60 64 65 69 70 74 75 79 80 84 85 89 90 94 95 99 100 104 105 109 110 114 115 119 120 124 125 129 130 134 135 139 140 144 145 149 150 154 155 or higher 0 19 20 39 40 59 60 79 80 99 100 119 120 139 140 159 ...

Page 142: ...rmal control Caution Although these controls are available during an operation basically perform them when no operation is in progress Performing these controls during an operation may cause dangerously rapid pressure change No operation particularly PMV full open operation Fully opens PMV Pulse motor valve When SW801 is pressed again or after 2 minutes the operation returns to the normal control ...

Page 143: ...or after 2 minutes the operation returns to the normal control Heater output relay operation RY703 CN703 for check Sets relay for optional heater RY703 to ON When SW801 is pressed again or after 2 minutes the operation returns to the normal control External output relay operation RY704 CN704 for check Sets relay for external output RY704 to ON When SW801 is pressed again or after 2 minutes the ope...

Page 144: ...according to the following table J804 J811 Settings Set these jumper wires to the settings of the PC board before replacement DIP switch SW802 Settings Set SW802 to the setting of the PC board before replacement SW803 LED indication switching Set SW803 to all OFF SW804 Special operations for service Set SW804 to all OFF SW805 Only H8series Special operations for service Set SW805 to all OFF Model ...

Page 145: ... work gloves No Exchange parts name Work procedure Remarks 1 Common procedure Front panel Electrical control box cover lower Electrical control box cover upper 1 How to remove 1 Stop the hydro unit operation and turn off the power breaker 2 Remove the front panel ST1T Ø4 10 6 screws 3 After unscrew the screws remove the front panel by pulling it toward you 4 Remove the electrical control box cover...

Page 146: ... 3P White CN207 Low pressure sensor 2P Blue CN212 Low pressure sensor 4P White CN213 TB 06 4P Terminal block 3P White CN214 TB 06 4P Terminal block 2P White CN305 TB 01 3P Terminal block 3P Green CN500 PWM control line 6P Blue CN501 Relay board 6P Yellow CN601 Relay 05 3P Red CN602 TB 04 6P Terminal block 7P White CN603 Pump 3P Yellow CN604 Relay 06 TB 04 4P Terminal block 7P Blue CN605 Relay 01 R...

Page 147: ...201 Pressure switch 2P White CN202 Bimetal thermostat 3P Yellow CN203 TC sensor 2P Yellow CN204 TWI sensor 3P Brown CN205 TWO sensor 2P Red CN206 THO sensor 3P White CN207 Low pressure sensor 2P Blue CN212 Low pressure sensor 4P White CN603 Pump 3P Yellow Disconnect the heater power source cable For backup heater and hot water cylinder heater from the MgSW NOTE When removing the connector release ...

Page 148: ... 10 5 screws 7 Upper board 1 Perform the step 1 1 1 2 3 and step 6 2 Remove the fixed screws of the upper board ST1T Ø4 10 4 screws 8 Bottom board 1 Perform the step 1 1 1 2 3 and step 6 2 Remove the fixed screws of the bottom board ST1T Ø4 10 4 screws Removal is required if water and refrigerant piping are connected No Exchange parts name Work procedure Remarks Side board Right Side board Left Up...

Page 149: ...terproof seal at the water connection at the water connection When installing the expansion vessel please attach the waterproof seal at the water connection To replace a water circuit part first close the water supply source valve and the valve of water pipe connected to the hydro unit The relief valve connection uses an O ring for water seal Be careful not to scratch the O ring otherwise water le...

Page 150: ...uit part first close the water supply source valve and the valve of water pipe connected to the hydro unit The pump connection uses a liquid packing for water seal When replacing the pump use a packing which was slathered with the liquid gasket Part code Service parts 37595721 Packing After the pump replacement repair open the water supply source valve and water piping valve to pass water through ...

Page 151: ...ring for water seal Be careful not to scratch the O ring otherwise water leakage may occur After the flow switch replacement repair open the water supply source valve and water piping valve to pass water through the hydro unit and check that the flow switch connection has no water leakage Flow switch Flow switch Flow switch Flow switch Water heat inlet pipe Water heat inlet pipe Flow switch Flow s...

Page 152: ...ected to the hydro unit The heater connection uses a liquid packing for water seal When replacing the heater use a packing which was slathered with the liquid gasket Part code Service parts 37595721 Packing After the heater assembly replacement repair open the water supply source valve and water piping valve to pass water through the hydro unit and check that the heater connection has no water lea...

Page 153: ...tdoor unit connection cable and cylinder connection cable The heater connection uses a packing for water seal Be careful not to scratch the packing otherwise water leakage may occur After the water heat exchanger assembly replacement repair open the water supply source valve and water piping source valve to pass water through the hydro unit and check that the connection has no water leakage After ...

Page 154: ... connecting cables between hydro and outdoor from the cord clamp and terminals 4 Remove the top board Hex Ø4 10 5 screws 2 How to attach 1 Attach the top board Hex Ø4 10 5 screws 2 Connect the power source cable and connecting cables between indoor and outdoor to the terminal and fix them with the cord clamp NOTE The power source cable and connecting cable between hydro and outdoor units must be f...

Page 155: ... the screws that fixes the inverter assembly and the side cabinet ST1T Ø4 8 2 screws 3 Remove the screws of the side cabinet and valve fixing board ST1T Ø4 8 2 screws 4 Remove the screws of the side cabinet and piping panel back Hex Ø4 10 2 screws 5 Remove the screws of the side cabinet and bottom board Hex Ø4 10 1 screws 6 Remove the screws of the side cabinet and fin guard heat exchanger Hex Ø4 ...

Page 156: ...ontrol board Supporter 5 positions Note Removing the control board may be difficult due to the heat release grease for the heat sink 7 Attach a new control board NOTE Be careful for not taking the compressor lead V CN201 White for the reactor lead CN05 or 06 White The compressor lead has a transparent sleeve at its ring terminal The reactor lead ring terminal does not have sleeve Be sure to attach...

Page 157: ...ch a new reactor NOTE Be sure to bind the removed binding tie by using the commercially available binding tie Make sure that the fan motor lead and the reactor body do not contact each other No Exchange parts name Work procedure Remarks Reactor body Fan motor lead Binding tie Compressor lead Binding tie Compressor lead Reactor lead Binding tie Fan motor lead Reactor lead Compressor lead Control bo...

Page 158: ...g rubber so that it does not slack Attach the fan motor lead fixing rubber to the parting board so that the projection part is placed on the refrigerant cycle side Make sure that the reactor body and the fan motor lead do not contact each other Be sure to bind the removed binding tie by using the commercially available binding tie Be sure to re attach the ferrite core of the lower fan motor Fix th...

Page 159: ...Remove the outlet and suction pipes connected to the compressor by using a burner WARNING When removing the piping by burning the solder take enough care for a fire going off at the moment the wax melts if oil remains inside the piping NOTE Do not make fire flame contact with the 4 way valve and pulse motor valve This may cause an operation failure 10 Pull out the discharge and suction pipes of th...

Page 160: ...r valve forcible full open Turn on the electric leakage breaker Set the SW804 dip switch 1 and 3 on the outdoor unit control board to ON Press SW801 on the outdoor unit control board for 1 second or longer After pressing SW801 for 1 second or longer turn off the electric leakage breaker within 2 minutes 4 Charge refrigerant 1 Add refrigerant whose amount is defined according to the piping length f...

Page 161: ...lacement work on cardboard or cloth to prevent the product from being damaged 2 Remove the outlet cabinet and put with the fan guard side down 3 Release the hooks 8 positions of the fan guard 2 How to attach 1 Press the hooks 8 positions with hands from the front side to fix them NOTE Check that all the hooks are fixed to the given positions No Exchange parts name Work procedure Remarks Motorized ...

Page 162: ...10 Remove the screw fixing the partition plate and bottom plate 1 pcs ST1T Ø4 8 11 Remove the screws fixing the heat exchanger and bottom plate 2 pcs ST1T Ø4 8 12 Disconnect the connector of the bottom plate heater from the CDB PC board 13 Lift the main unit up and detach the bottom plate 14 Replace the heater 21 pcs ST2T Ø4 8 and 2 pcs hex screw Ø5 10 2 Attachment Execute the opposite of steps 1 ...

Page 163: ...ty location or high humidity region also user use cooling mode please attach moisture proof parts which parts are contained in Hydro unit Hydro unit Stick the optional insulator for cooling to the bottom of the Hydro Unit AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 164: ...ually Check for loose connector and connecting terminal Outdoor unit HWS P804HR E1 P1104HR E1 Frequency Periodic inspection details 1 Insulation measurement Power source circuit Compressor Annually Insulation measurement with a mega tester 2 Power source measurement No load voltage Rated operation Annually Electronic voltage measurement 220 230 V 10 Single phase type 3 Operation frequency Outdoor ...

Page 165: ...164 15Part exploded view part list Hydro Unit z 201 238 237 203 208 202 219 218 209 210 211 213 203 215 206 216 207 212 236 204 205 217 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 166: ...165 E P Box Assembly Hydro Unit 220 223 235 234 222 225 226 231 232 229 228 235 233 230 221 239 240 224 227 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 167: ...51735 SWITCH FLOW 1 1 1 216 37551737 SWITCH FLOW 1 1 1 217 43F32441 NIPPLE DRAIN 1 1 1 1 1 1 218 37595721 PACKING ASSY 1 1 1 1 1 1 219 37595720 RING O ASSY 1 1 1 1 1 1 220 3026V054 PC BOARD ASSY 1 1 1 1 1 1 221 4316V338 PC BOARD ASSY 1 1 1 1 1 1 222 43152401 CONTACTOR MAGNETIC 2 3 3 2 3 3 223 43158187 TRANSFORMER 1 1 1 1 1 1 224 43154156 RELAY LY 1F 1 2 2 1 2 2 225 43054107 RELAY LY1F 1 1 1 1 1 1 ...

Page 168: ...HR E1 020 015 052 022 029 030 017 013 018 056 055 053 054 028 026 032 019 014 011 031 024 034 035 001 002 033 027 037 004 003 016 057 058 025 006 009 008 021 005 010 012 007 036 023 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 169: ...4 FAN PROPELLER PB521 2 2 022 43122113 BELL MOUTH 2 2 023 4312C100 MOTOR FAN ICF 280 A100 1 A 2 2 024 43146676 JOINT CHECK 1 1 025 4314N092 VALVE PACKED 9 52 1 1 026 37546878 VALVE 4 WAY STF H0404 1 1 027 43146724 VALVE BALL SBV JA5GTC 1 R0HS 1 1 028 43148170 ACCUMULATOR ASS Y 1 1 029 37546876 CONDENSER ASSY DOWN 1 1 030 37546877 CONDENSER ASSY UP 1 1 031 4314N023 VALVE PLUS MODULAING UKV 25D100 1...

Page 170: ...169 Inverter Assembly HWS P804HR E1 P1104HR E1 1 1 2 2 3 3 R R S S T T 703 705 707 706 708 702 711 710 709 701 704 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Page 171: ... SENSOR TE 1 1 703 43150319 SENSOR ASSY SERVICE 2 2 704 43158190 REACTOR 2 2 705 43160565 TERMINAL BLOCK 3P 20A 1 1 706 43160581 TERMINAL 1 1 707 43160589 FUSE 1 1 708 43163055 HOLDER SENSOR 1 1 709 43163059 SPACER BUSH 1 1 710 43163060 SPACER COLLAR 1 1 711 3026V053 PC BOARD ASSY MCC 1571 1 1 AMP Air Conditioning www ampair co uk sales ampair co uk ...

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