Daitsu L/M-STAT AMV Series Installation, Operation & Service Manual Download

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SK2018 GLOBAL FDLA-V/P-AC-001

D.2.2.

Master Slave Networking Wiring Diagram

CN1

X-DISI

AI1

AI2

AI3

TTL1

wired wall-pad

4-pipe coil circuit sensor

2-pipe sensor (Ti1):

return air sensor (Tr)

LED display / IR receiver

chilled/hot water

(Ti2):hot water

louver stepping moter

connections

CN2

A B A B

FLOAT EH2 EH1 PR2 PR1

AUX2

AUX1

LF VALVE1VALVE2 WP

CONNECT

PUMP

TERMINAL

N N

RY7

YL/GR

485

FUSE

FAN

cap

FAN

cap

CN1

X-DISI

AI1

AI2

AI3

TTL1

wired wall-pad

4-pipe coil circuit sensor

2-pipe sensor (Ti1):

return air sensor (Tr)

LED display / IR receiver

chilled/hot water

(Ti2):hot water

louver stepping moter

connections

CN2

A B A B

FLOAT EH2 EH1 PR2 PR1

AUX2

AUX1

HF MF LF VALVE1VALVE2 WP

CONNECT

PUMP

TERMINAL

N N

RY7

YL/GR

485

FUSE

FAN

cap

FAN

cap

CN1

X-DISI

AI1

AI2

AI3

TTL1

wired wall-pad

4-pipe coil circuit sensor

2-pipe sensor (Ti1):

return air sensor (Tr)

LED display / IR receiver

chilled/hot water

(Ti2):hot water

louver stepping moter

connections

CN2

A B A B

FLOAT EH2 EH1 PR2 PR1

AUX2

AUX1

HF MF LF VALVE1VALVE2 WP

CONNECT

PUMP

TERMINAL

N N

RY7

YL/GR

485

FUSE

FAN

cap

FAN

cap

Summary of Contents for L/M-STAT AMV Series

Page 1: ...SK2018 GLOBAL FDLA V P AC 001 FDLA V P AC MOTOR...

Page 2: ...stage in the manufacturing of our products Throughout the production process we maintain strict control starting with our extensive resources in research and development through to the design and man...

Page 3: ...ection 19 C Maintenance 21 C 1 General Maintenance 21 C 2 Regular Maintenance 21 C 3 Filter Cleaning 21 C 4 Fan Motor Assembly Maintenance 21 C 5 Coil Direction Interchange 22 C 6 Electric Heater Repl...

Page 4: ...rror Description 35 D 14 LED Display on Master Slave Connection 36 D 15 Master Slave Network 37 D 15 1 Master Unit Control Settings 37 D 15 2 Master Slave Network Setup 38 D 15 3 Master Slave Communic...

Page 5: ...onboard PCB with integrated group control functionality T Terminal strip only P Chilled Hot Water 4 Pipe V Chilled Hot Water 2 Pipe 09 60 Unit Sizes See General Specification Section A for cooling an...

Page 6: ...and dynamically balanced for smooth quite operation The housing is constructed from heavy gauge galvanized steel with die formed inlet cones AC Motor Standard motors are PSC permanently lubricated typ...

Page 7: ...Level Inlet Radiated 50 49 45 52 51 48 54 52 46 54 53 48 56 54 51 55 54 49 58 56 52 60 57 54 60 56 52 61 59 57 Sound Power Level Outlet e 57 56 52 59 58 55 61 59 53 61 60 55 63 61 58 62 61 56 65 63 5...

Page 8: ...52 58 54 50 59 57 55 Sound Pressure Level Inlet Radiated 50 49 45 52 51 48 54 52 46 54 53 48 56 54 51 55 54 49 58 56 52 60 57 54 60 56 52 61 59 57 Sound Power Level Outlet 57 56 52 59 58 55 61 59 53...

Page 9: ...let Radiated 50 49 45 52 51 48 54 52 46 54 53 48 56 54 51 55 54 49 58 56 52 60 57 54 60 56 52 61 59 57 Sound Power Level Outlet 57 56 52 59 58 55 61 59 53 55 50 32 63 61 58 62 61 56 65 63 59 67 64 61...

Page 10: ...r Inch No of Rows Fin width mm No of Circuits Tube mm FDLA 4R 09 200 480 12 7 4 88 2 9 52 FDLA 4R 12 580 2 FDLA 4R 15 680 2 FDLA 4R 18 780 3 FDLA 4R 24 880 3 FDLA 4R 30 1280 4 FDLA 4R 34 1380 4 FDLA 4...

Page 11: ...13 FDLA 40 1575 1525 1525 1550 1855 400 14 250 213 FDLA 54 1435 1385 1385 1410 1755 470 14 300 263 FDLA 60 1695 1645 1645 1670 1955 470 14 300 263 Model J K L M N P Q V W FDLA 09 25 153 546 35 25 152...

Page 12: ...47 8 44 315 44 5 43 8 39 9 45 6 44 9 41 6 48 7 48 42 2 48 4 47 3 43 7 53 4 50 2 47 4 400 49 9 47 7 43 7 49 6 49 3 45 5 51 3 49 5 45 1 52 3 50 8 45 8 54 3 52 8 50 8 500 53 1 52 4 47 2 54 2 53 8 50 9 5...

Page 13: ...6 315 50 48 8 44 5 51 52 3 47 2 55 7 54 9 50 4 55 50 3 46 8 57 9 56 4 56 2 400 53 2 53 4 48 3 54 5 53 9 49 9 57 3 56 52 2 58 7 55 5 51 9 59 7 59 4 57 6 500 56 4 55 52 1 57 9 56 5 53 3 59 4 58 6 55 8...

Page 14: ...V Power Consumption 6W during valve position change Running Times 15 sec Pipe Fitting NPT internal thread Body Forged brass nickel plated Ball Chrome plated brass Stem Brass Seats Fiberglass reinforce...

Page 15: ...al Bi directional modulating proportional control Technical data Working media cool hot water or with 60 glycol Media Temp Range 34 F to 203 F 1 C to 95 C Rating pressure 2 0MPa Max Differential Press...

Page 16: ...cing fan coil unit should be performed by qualified service personnel only This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or...

Page 17: ...e specification table for weight of the unit 4 The unit must be installed horizontally to ensure proper operation and condensate draining 5 The external static pressure of the ducting must be within t...

Page 18: ...drain pan is designed with a slight gradient to facilitate drainage CAUTIONS Dimension M and N are determined by air duct design Air duct should be fire proof Please refer to concerned country nationa...

Page 19: ...and local regulations Piping Connections 1 Using suitable fittings as water pipe connections with reference to the outline and dimensions 2 The water inlet is on the bottom while outlet on top 3 The c...

Page 20: ...S Control Wiring Diagram Please refer to section D T1 Control Wiring Diagram T2 24Vac Control Wiring Diagram CONTROL LOAD Fuse EH element Protection switch L N Hi M Lo V1 V2 N Heating signal 230V Coo...

Page 21: ...ignal contact A2 Heating status signal contact DA1 0 10Vdc signal DA2 0 10Vdc signal A B RS485 port AC EC S4 Thermostat Wiring scheme Rt CONTROL LOAD Fuse EH element Protection switch L N Hi M Lo V1 V...

Page 22: ...t brush or vacuumed with a vacuum cleaner 6 If the water coil is not being used during the winter season it should be drained or an anti freezing solution should be added to the water circuit to avoid...

Page 23: ...eed to be exchanged too After interchanged the upper is water inlet and the bottom is water outlet Electric Heater Replacement 1 Unscrew the old FDLA EH module from the unit Prepare a new FDLA EH modu...

Page 24: ...Ts cool operation will be terminated Heating operation will only be activated when Tr Ts 4 C If Tr Ts heating operation will be terminated Float switch Float Voltage free NC The contact is closed befo...

Page 25: ...set unit type master or slave Mode Configuration DIPB S2 SW1 Occupancy contact setting SW2 Unit configuration setting 0 2 pipe system 1 4 pipe system SW3 On off vavle configuration setting 0 no vavle...

Page 26: ...sor Tr LED display IRreceiver chilled hot water Ti2 hot water louver stepping moter connections CN2 A B A B S1 S2 FLOAT EH2 EH1 PR2 PR1 AUX2 AUX1 HF MF LF VALVE1VALVE2 WP CONNECT GY RD WH BK BL PUMP L...

Page 27: ...Page 26 of 51 SK2018 GLOBAL FDLA V P AC 001 Configuration Settings...

Page 28: ...ure or cessation of power supply The restored parameter data set depends on the type of user interface a Handset only user interface When the power ON signal is received by the fan coil unit and no wi...

Page 29: ...TV1 and AUX1 are turned off Indoor fan repeatedly runs at low fan speed for 30 seconds and then stops for 3 minutes d The range of Ts is 16 30 C e Indoor fan speed can be adjusted to low medium high a...

Page 30: ...ram DEHUMIDIFICATION MODE a MTV2 AUX1 and heater are always off b If Tr 25 C then MTV1 and AUX2 will be ON for 3 minutes and then OFF for 4 minutes c If 16 C Tr 25 C then MTV1 and AUX2 will be ON for...

Page 31: ...heat operation is terminated and AUX1 is turned off Indoor fan repeatedly runs at low fan speed for 30 seconds and then stops for 3 minutes d The range of Ts is 16 30 C e Indoor fan speed can be adjus...

Page 32: ...to low medium and high HEAT MODE Without Electrical Heater a MTV1 AUX2 and are heater always off b If Tr Ts 1 C or 4 C if economy contact is activated then heat operation is activated MTV2 and AUX1 ar...

Page 33: ...75 C then MTV2 and AUX1 are turned off indoor fan remains on and runs at high speed b If Ti2 70 C then MTV2 and AUX1 are turned on indoor fan remains on and runs at set speed c If the indoor coil tem...

Page 34: ...operation will cancel the sleep mode The cool mode sleep profile is The heat mode sleep profile is Auto Fan Speed COOL MODE HEAT MODE Fan speed cannot change until it has run for more than 30 seconds...

Page 35: ...1 second or the fan is not working the heater will be turned off immediately and report an error and fan speed will change to high speed Once the contact is returned to the closed position 60 seconds...

Page 36: ...amaged 1 Check if Ti2 plug is connected or not 2 Check if sensor s resistance is correct or not Return air sensor failure Green LED blinks 3 times stops for 3s Room sensor unplugged or damaged 1 Check...

Page 37: ...s stops for 3s Check unit 15 communication plug and fix it Unit 16 failure RED LED blinks 16 times stops for 3s Check unit 16 communication plug and fix it Unit 17 failure RED LED blinks 17 times stop...

Page 38: ...l Handset to Set Master Control Unit 1 Connect all the units PCBs according to the wire color and type of connector 2 Select the master unit by setting DIPA S1 SW6 to ON 1 in the PCB 3 Ensure the DIPA...

Page 39: ...box 2 Communication plug A B A B is printed on the main PCB When you connect the wires please ensure connection of A to A and B to B 3 Connection wire i If the total length of wire is more than 1000m...

Page 40: ...wire contact by using a multimeter c Check 1 and 2 3 and 4 5 and 6 to be sure the connections are correct d If the resistance between two wire contacts is too high please check and reconnect the wire...

Page 41: ...IPA S1 SW5 DIPA S1 SW4 DIPA S1 SW3 DIPA S1 SW2 DIPA S1 SW1 Unit No Remark 1 0 0 0 0 0 01 Master 0 0 0 0 0 1 02 Slave 0 0 0 0 1 0 03 Slave 0 0 0 0 1 1 04 Slave 0 0 0 1 0 0 05 Slave 0 0 0 1 0 1 06 Slave...

Page 42: ...re used to test unit Valid Error code table Error code Description Definition 01 01H Invalid commands Received commands beyond valid commands 02 02H Invalid data address Data addresses beyond valid da...

Page 43: ...W Calibration wired wall pad and set timer function Minute 300008 W Calibration wired wall pad and set timer function Second 300009 W Calibration wired wall pad and set timer function Hours in Timer...

Page 44: ...ved Bit7 Electrical heater failure Bit8 Motor1 Error Bit9 Motor2 Error Bit10 System parameters error Bit11 Anti frozen protection Bit12 Reserved Bit13 Reserved Bit14 Reserved Bit15 Reserved Fan speed...

Page 45: ...omatically sent to the slave units Auto Cool Heat operation will be applicable in 4 pipe system only Swing and Louver functions are not applicable European version only uses degree C setting Swing It...

Page 46: ...51 SK2018 GLOBAL FDLA V P AC 001 Wired Wall Pad Controller Day display Mode display Temperature display Fan speed display Timer display Real Time display Master Slave Button display Wifi icon Sleep ic...

Page 47: ...ON blinks press to set timer date from Monday to Sunday Press to set hour and minute of timer on or timer off alternately ON blinks when timer is set to on and OFF blinks when timer is set to off Pre...

Page 48: ...OFF unit Press button once H blinks in master slave display area then press to turn on unit H blinks or turn OFF unit S blinks 2 Temperature Press twice temperature blinks in temperature display area...

Page 49: ...r area and Error code blinks on real time minute area The Error codes display alternately if more than one error is detected If there is no slave unit online only error code is shown in real time minu...

Page 50: ...3 35 6 36 6 517 6 675 2 28 85 29 76 30 68 36 6 099 6 252 6 407 3 27 44 28 29 29 15 37 5 85 6 6 151 T Rmin Rnom Rmax T Rmin Rnom Rmax C K K K C K K K 38 5 614 5 759 5 907 75 1 417 1 474 1 532 39 5 387...

Page 51: ...ck fuse on board Place in the ON position Check the room control Check fan motor Filter clogged Air flow obstructed Room control regulation Incorrect water temperature Air present Insufficient output...

Page 52: ...em Description 1 Top Panel 9 Fan blower 2 Right side panel 10 Fan deck 3 Return air flange 11 Motor 4 Filter 12 Coil 5 Bottom panel 13 Control box 6 Filter fixture 14 Terminal block 7 Drain pan 15 Dis...

Page 53: ...FDHD V P AC MOTOR...

Page 54: ...opean Community to guarantee correct standards of safety In order to guarantee the very highest standards and performance we manage every stage in the manufacturing of our products Throughout the prod...

Page 55: ...ING DIAGRAM 22 D 2 CONFIGURATION SETTINGS 24 D 3 CONTROL LOGIC FOR 2 PIPE SYSTEM 26 D 4 With Valve Configuration 26 D 4 1 Without Valve Configuration 29 D 4 2 CONTROL LOGICS FOR 4 PIPE SYSTEM 31 D 5 S...

Page 56: ...oard PCB with integrated group control functionality T Terminal strip only P Chilled Hot Water 4 Pipe V Chilled Hot Water 2 Pipe 18 100 Unit Sizes See General Specification section A for cooling and h...

Page 57: ...onded to copper tubes FAN The 3 Speed centrifugal fan is statically and dynamically balanced ELECTRICAL SWITCHBOARD The electrical switchboard is constructed in accordance with IEC 204 1 EN60204 1 com...

Page 58: ...und Power Level Outlet e dB A 54 52 51 58 56 54 59 57 56 63 62 60 Sound Power Level Inlet Radiated e 57 55 54 62 59 59 62 60 59 66 65 63 Electrical Fan Motor Powere H 3 W 300 236 346 542 M 2 232 202 2...

Page 59: ...B A 66 65 63 69 67 64 71 68 65 74 73 71 Sound Power Level Inlet Radiated e 69 68 66 72 70 67 74 71 68 77 76 74 Electrical Fan Motor Powere H 3 W 570 625 813 988 M 2 450 520 600 860 L 1 395 464 483 780...

Page 60: ...Heating Pressure Drop 3 kPa 4 98 16 5 22 3 26 0 2 4 39 14 6 19 3 23 0 1 3 51 12 4 15 8 19 3 Water Content Hot Water L 0 37 0 638 0 638 0 638 FDHD Size P 48 60B 75 100 Performance Data Heating Heating...

Page 61: ...Pressure Drop 3 kPa 3 9 12 6 17 3 20 4 2 3 41 11 0 14 9 17 9 1 2 69 9 32 12 0 14 9 Water Content Hot Water L 0 74 1 27 1 27 1 27 FDHD Size P 48 60B 75 100 Performance Data Heating Heating Capacity H...

Page 62: ...ngth mm Fins per Inch No of Rows Fin width mm No of Circuits Tube mm FDHD 18R P 275 534 12 7 1 21 65 2 9 52 FDHD 24R P 275 934 12 7 1 21 65 2 FDHD 30R P 275 934 12 7 1 21 65 2 FDHD 36R P 275 934 12 7...

Page 63: ...DHD 48 60B 1460 1392 1430 495 650 60 14 380 FDHD 75 1460 1392 1430 595 750 70 14 430 FDHD 100 1760 1692 1730 595 750 70 14 430 Model I J K L M X Y R FDHD 18R 240 30 40 50 630 65 150 3 4 FDHD 24R 30R 3...

Page 64: ...way or Three way Operating Mode On Off Power Supply AC220V Power Consumption 6W during valve position change Running Times 15 sec Pipe Fitting NPT internal thread Body Forged brass nickel plated Ball...

Page 65: ...tors If the supply cord is damaged it must be replaced by qualified personnel Installing and servicing air conditioning equipment should be done by qualified service personnel only This appliance is n...

Page 66: ...must be installed horizontally to ensure proper operation and condensate draining 5 The external static pressure of the ducting must be within the unit s static pressure range 6 Confirm that the unit...

Page 67: ...onnection B 1 3 Step 1 Loosen the screws on the drain pan and the 4 screws on both side panels of the unit Remove the coil Step 2 Change the coil direction and install it properly Reassemble the drain...

Page 68: ...ope of at least 2 cm m without obstructions or bottlenecks 3 Fit a siphon By eliminating the pressure drop caused by the fan this prevents air being sucked up the drain hose 4 Connect the condensate d...

Page 69: ...B 1 4 4 Electrical connections T Configuration standard version...

Page 70: ...r to remove dust dirt or lint They can be brushed with a soft brush or vacuumed with a vacuum cleaner 6 If the water coil is not being used during the winter season it should be drained or an anti fre...

Page 71: ...Fan Motor Assembly Maintenance C 4 1 Loosen the screws on the bottom panel 1 2 Loosen the 4 screws on both sides of the unit Bottom Panel 1 4 Screws on both sides...

Page 72: ...Occupancy contact PR1 PR2 This contact may be connected to occupancy sensor or BMS system DIP SWITCH IS ON Window contact The contact is normally open If the contact has been closed for 10 minutes the...

Page 73: ...output L Voltage of electrical heater Live L EH Voltage output L maximum 30A Output Stepping motor CN1 2 Power supply to louver stepping motors Voltage output L Cold water free contact AUX2 Voltage fr...

Page 74: ...Wiring Diagram D 2 SK NCPDWH 001b S Configuration Full Control PCB...

Page 75: ...5 CN6 CN7 S1 S2 5 6 PR O RS485 CPU PR O AUX2 AUX2 AUX1 AUX1 N pump electrical heating 30A heating value cooling value low speed medial speed high speed VALVE1 VALVE2 N HF LF MF N ON DIP1 8 8 7 6 5 4 3...

Page 76: ...Configuration Settings D 3...

Page 77: ...The restored parameter data set depends on the type of user interface a Handset only user interface When the power ON signal is received by the air conditioner and no wired wall pad is installed the...

Page 78: ...ctrical heater a MTV2 AUX2 and electric heater are always off b If Tr Ts 1 C or 4 C if economy contact is activated then heat operation is activated and MTV1 and AUX1 are turned on Indoor fan runs at...

Page 79: ...ff then indoor fan continues to run at set speed b If 36 C Ti1 38 C then MTV1 and AUX1 are turned off Then indoor fan maintains its original state c If Ti1 36 C then MTV1 and AUX1 are turned off Then...

Page 80: ...user changes the mode manually or restarts the unit Should the Ti1 sensor be damaged auto mode will not function Auto heat with electric heater as primary heat source all configuration auto changeover...

Page 81: ...1 and AUX2 are turned off b Indoor fan speed can be adjusted to low medium and high HEAT MODE Heat mode without electrical heater a MTV1 MTV2 AUX2 and heater are always off b If Tr Ts 1 C or 4 C if ec...

Page 82: ...the unit will work according to the pre heat and post heat program DEHUMIDIFICATION MODE a MTV1 MTV2 AUX1 and heater are always off b If Tr 25 C then indoor fan and AUX2 will be ON for 3 minutes and...

Page 83: ...gh HEAT MODE Without Electrical Heater a MTV1 AUX2 and are heater always off b If Tr Ts 1 C or 4 C if economy contact is activated then heat operation is activated MTV2 and AUX1 are turned on Indoor f...

Page 84: ...X1 are turned off indoor fan remains on and runs at high speed b If Ti2 70 C then MTV2 and AUX1 are turned on indoor fan remains on and runs at set speed c If the indoor coil temperature sensor is dam...

Page 85: ...2 hours c If the sleep mode is activated when the unit is in heat mode then the indoor fan will run at set speed and Ts will decrease by 2 C over 2 hours d Changing the mode of operation will cancel...

Page 86: ...Control Version Louver angle 0 100 opens clockwise with widest angle at 100 Swing angle 35 100 opens clockwise to 68 User may stop louver at any desired position between 35 100 Buzzer D 9 If a command...

Page 87: ...when unit is turned on If the float switch is opened continuously 5 seconds then the drain pump will work and MTV1 will remain off After the float switch is closed the drain pump will run for an addit...

Page 88: ...Green LED blinks 3 times stops for 3s Room sensor unplugged or damaged 1 Check if Tr plug is connected or not 2 Check if sensor s resistance is correct or not Indoor coil sensor 1 failure Green LED b...

Page 89: ...ck unit 15 communication plug and fix it Unit 16 failure RED LED blinks 16 times stops for 3s Check unit 16 communication plug and fix it Unit 17 failure RED LED blinks 17 times stops for 3s Check uni...

Page 90: ...ster unit settings are unit ON OFF Mode Fan Speed Timer Clock Set Temperature Swing Function and Sleep Function for wall pad operation SLAVE UNIT FUNCTION a The slave unit receives data regarding its...

Page 91: ...lug A B A B is printed on the main PCB When you connect the wires please ensure connection of A to A and B to B c Connection wire 1 If the total length of wire is more than 1000m please use shielded w...

Page 92: ...the wire contact by using a multimeter iii Check 1 and 2 3 and 4 5 and 6 to be sure the connections are correct iv If the resistance between two wire contacts is too high please check and reconnect th...

Page 93: ...ad to Set Master Control Unit a Connect all the units PCBs according to the wire color and type of connector b Select the master unit by setting DIPA S1 SW6 to ON 1 in the PCB c Ensure the DIPA S1 SW6...

Page 94: ...DIPA S1 SW3 DIPA S1 SW2 DIPA S1 SW1 Unit No Remark 1 0 0 0 0 0 01 Master 0 0 0 0 0 1 02 Slave 0 0 0 0 1 0 03 Slave 0 0 0 0 1 1 04 Slave 0 0 0 1 0 0 05 Slave 0 0 0 1 0 1 06 Slave 0 0 0 1 1 0 07 Slave...

Page 95: ...Read Discrete Inputs 03 03H Read Holding Registers 04 04H Read Input Registers 05 05H Write Single Coil 06 06H Write Single Register 15 0FH Write Multiple Coils 16 10H Write Multiple Registers 255 FFH...

Page 96: ...eserved 100012 Reserved 100013 Reserved 100014 Reserved 100015 R read only W write only R W read and write Discrete table Description Address Type Remark MTV1 200000 R MTV2 200001 R AUX1 200002 R AUX2...

Page 97: ...all pad and set timer function Minute 300008 W Calibration wired wall pad and set timer function Second 300009 W Calibration wired wall pad and set timer function Hours in Timer on 300010 R W Timer ON...

Page 98: ...ical heater failure Bit8 Motor1 Error Bit9 Motor2 Error Bit10 System parameters error Bit11 Reserved Bit12 Reserved Bit13 Reserved Bit14 Reserved Bit15 Reserved Fan speed status 400006 R Low 04 H Medi...

Page 99: ...with handset is the master unit its settings are automatically sent to the slave units Auto Cool Heat operation will be applicable in 4 pipe system only Swing function is not applicable European versi...

Page 100: ...automatically whether it is 2 pipe or 4 pipe system Auto Cool Heat operation is applicable in 4 pipe system only When the wall pad is installed the wall pad temperature sensor automatically overrides...

Page 101: ...s CANCEL key to cancel the current ON timer setting and the timer display area will show Press DAY button to change the day the ON timer is to be programmed for 2 Press TIMER button again and O FF sym...

Page 102: ...l cancel all timer settings in all slave units Timer settings will be broadcast to all slave units e Clock synchronization by master unit is as follows Press TIME and TIME buttons for 3 seconds to act...

Page 103: ...e units n Unit operation parameters browsing Hold down CANCEL and FAN buttons for 3 seconds to enter into operation parameters browsing mode Unit display area shows the address of the slave unit being...

Page 104: ...16 14 69 15 05 15 41 17 79 8 83 17 86 64 17 14 03 14 37 14 7 16 75 39 78 53 81 76 18 13 41 13 72 14 03 15 71 26 74 18 77 19 19 12 81 13 1 13 4 14 67 37 70 1 72 9 20 12 24 12 52 12 79 13 63 73 66 26 6...

Page 105: ...52 3 225 3 326 3 43 89 0 8998 0 9401 0 9818 53 3 105 3 204 3 305 90 0 8721 0 9115 0 9522 54 2 99 3 086 3 185 91 0 8455 0 8839 0 9237 55 2 88 2 974 3 07 92 0 8198 0 8573 0 8961 56 2 774 2 866 2 959 93...

Page 106: ...ard Place in the ON position Check the room control Check fan motor Filter clogged Air flow obstructed Room control regulation Incorrect water temperature Air present Insufficient output Clean the fil...

Page 107: ...OFF motorized actuator 1 11 SK DFPS A 005d 2 way ball valve with 1 inch connectors and ON OFF motorized actuator for PDW H 75 100 1 12 SK DFPS A 005c 3 way ball valve with 1 inch connectors and ON OFF...

Page 108: ...able damper for PDW H 18 1 39 SK DFPS DH N015b 2 way inlet plenum with adjustable damper for PDW H 24 30 36 1 40 SK DFPS DH 015c 2 way inlet plenum with adjustable damper for PDW H 48 60 1 41 SK DFPS...

Page 109: ...AMPER SK DFPS DH 015 The two way intake plenum with damper enables the room air intake duct and the external air intake duct to be connected when required The width of the external air intake duct acc...

Page 110: ...with rated airflow and the ducts fully open AUXILIARY 1 ROW or 2 ROWS HEATING COIL MODULE FOR 4 PIPE SYSTEM SK DFPS DH 009 Install the auxiliary 1 row or 2rows heating coil module to the unit with 8 s...

Page 111: ......

Page 112: ...SK2019 FCSD H V P ECM 001 FCSD H V P ECM MOTOR...

Page 113: ...tage in the manufacturing of our products Throughout the production process we maintain strict control starting with our extensive resources in research and development through to the design and manuf...

Page 114: ...Layout and Ceiling Opening 32 Interconnecting Wiring 36 Mounting Front Panel Assembly 37 Start Up 37 Maintenance 38 For Units Out Of Use for Extended Period 38 Extra Maintenance 38 Filter Removal 38 A...

Page 115: ...ave Communication Method 62 Open Modbus protocol 63 Control Specifications Flexible Function PCB EC W1 Control 66 Features 66 I O Port Definitions 66 Onboard Configurations 66 Wiring Diagrams 67 Stand...

Page 116: ...ic Heater 04 16 Unit Sizes See General Specification section A for cooling and heating capacities FCSD Hydronic Cassette G Series FCSD H 12 V S ECM ECM EC Motor Configuration S Complete function onboa...

Page 117: ...fixed to a mounting bracket The pump can be withdrawn from the bottom after removing the front panel A float switch is fitted to stop the cooling action should the pump become blocked or fail Louver L...

Page 118: ...essure Level Outlet dB A 43 39 27 50 40 26 50 40 26 45 42 30 Sound Power Level Outlet e 49 46 39 58 47 39 60 49 40 54 51 42 Electrical Power input in cooling modee H W 15 38 38 38 M 11 18 18 27 L 5 13...

Page 119: ...42 30 56 45 32 58 50 37 Sound Power Level Outlet e 63 51 42 65 54 41 67 59 46 Electrical Power input in cooling modee H W 69 72 205 M 32 37 70 L 20 16 25 Power input in heating modee H W 69 72 205 M...

Page 120: ...evel Outlet e 58 49 40 58 55 50 63 51 42 67 54 41 67 57 46 Electrical Power input in cooling modee H W 48 38 69 72 205 M 20 27 32 37 60 L 14 20 20 16 25 Power input in heating modee H W 39 38 69 72 20...

Page 121: ...2 6 3 8 4 Pipe Systems Cooling Coil Model Fin Height mm Fin Length mm Fins inch No of rows No of circuits Tube Diameter inch Inner Outer FCSD 08 P 250 1196 1299 13 2 3 3 8 FCSD 09 P 200 2148 2286 13 2...

Page 122: ...627 62 124 255 FCSD 08 08R V 680 582 280 627 112 174 290 FCSD H 12 V 830 730 344 775 84 149 260 FCSD H 20 V 980 830 487 875 106 177 290 Model H I J K L M N FCSD 04 V 283 118 110 50 162 124 100 FCSD 08...

Page 123: ...001 Model A B C D E F G H FCSD 09 V 680 1240 1145 585 750 630 100 520 FCSD 16 V 680 1240 1145 585 750 630 100 520 Model I J K L M N O FCSD 09 V 50 123 62 124 255 283 118 FCSD 16 V 50 135 112 174 290...

Page 124: ...G H FCSD 08 P 680 582 280 627 112 174 290 318 FCSD H 12 P 830 730 344 775 84 149 260 288 FCSD H 20 P 980 830 487 875 106 177 290 318 Model I J K L M N O FCSD 06 08 P 118 110 50 162 174 100 50 FCSD H 1...

Page 125: ...1 Model A B C D E F G H FCSD 09 P 680 1240 1145 585 750 630 100 520 FCSD 16 P 680 1240 1145 585 750 630 100 520 Model I J K L M N O P FCSD 09 P 70 86 62 124 255 283 118 50 FCSD 16 P 70 110 112 174 290...

Page 126: ...42 9 45 9 50 2 52 0 315 0 Hz 47 8 40 8 32 6 38 1 34 7 36 0 45 5 46 3 48 4 56 4 55 1 56 6 400 0 Hz 53 5 39 1 27 0 30 4 28 6 37 5 40 7 43 6 49 1 50 2 52 3 55 1 500 0 Hz 43 7 39 9 29 7 33 7 34 0 40 5 39...

Page 127: ...15 0 Hz 49 5 39 3 16 5 15 8 15 7 19 5 28 2 34 2 40 4 43 9 46 6 49 5 52 6 400 0 Hz 50 3 37 0 21 5 17 5 23 0 22 6 27 0 32 8 37 4 41 1 45 7 50 3 51 8 500 0 Hz 51 6 39 0 25 4 25 4 28 0 25 0 32 1 37 4 39 6...

Page 128: ...9 55 0 60 2 315 0 Hz 55 1 43 5 35 8 31 2 33 2 35 0 39 9 43 9 47 7 50 7 53 9 56 9 400 0 Hz 51 5 42 7 37 8 28 1 31 6 39 9 49 2 43 9 47 3 50 9 54 5 62 2 500 0 Hz 56 1 47 7 31 4 23 0 26 0 35 6 40 2 47 1 5...

Page 129: ...7 5 315 0 Hz 59 4 50 5 38 2 27 7 28 4 36 8 43 1 49 7 51 7 55 0 56 9 58 7 400 0 Hz 56 9 49 6 35 0 23 4 26 0 35 0 42 4 46 8 49 8 53 6 56 5 58 4 500 0 Hz 54 0 46 3 31 3 20 0 23 0 30 9 38 5 44 8 48 7 51 3...

Page 130: ...3 29 8 28 7 33 3 41 44 5 45 9 48 9 53 2 55 315 Hz 50 8 43 8 35 6 41 1 37 7 39 48 5 49 3 51 4 59 4 58 1 59 6 400 Hz 56 5 42 1 30 33 4 31 6 40 5 43 7 46 6 52 1 53 2 55 3 58 1 500 Hz 46 7 42 9 32 7 36 7...

Page 131: ...5 43 6 46 4 50 6 54 5 315 Hz 53 5 43 3 20 5 19 8 19 7 23 5 32 2 38 2 44 4 47 9 50 6 53 5 56 6 400 Hz 54 3 41 25 5 21 5 27 26 6 31 36 8 41 4 45 1 49 7 54 3 55 8 500 Hz 55 6 43 29 4 29 4 32 29 36 1 41...

Page 132: ...dy Differential Pressure Chart Valve Code valve body ON OFF thermoelectric actuator Valve Body Dimensions mm DN A B C D SGS14HFCA 23010101 D20 G3 4 56 47 22 63 Valve Code valve body ON OFF thermoelect...

Page 133: ...DR 16 24B DR 15B 24B Normal closed Normal closed Normal closed Voltage 230Vac 24Vac 24Vac Working force 90 125N 90 125N 90 125N Time 4 5min 4 5min 4 5min Power 3W 3W 3W Full stroke 3 5mm 3 5mm 5 0mm...

Page 134: ...ervicing fan coil unit should be performed by qualified service personnel only This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities...

Page 135: ...ompatibility Optional and standard accessories supplied with the unit are dependent on control configuration type Control Configuration Type Accessory list S1 Complete function on board PCB with integ...

Page 136: ...r diverting a small part of the treated air into a neighboring room They must be installed in such a way as to enable treated air to circulate throughout the room and allow the minimum distances requi...

Page 137: ...ly the best louver position is the one which allows air diffusion along the ceiling Alternative positions can be selected Confirm sufficient space is provided to allow removal of panels from the ceili...

Page 138: ...n Installation 1 Align the two screw holes in the fixing plate to the two holes in the external drain pan Figure B 8 1 and B 8 2 2 Make sure the drain pan is horizontal 3 Tighten the two screws while...

Page 139: ...state actuation 230VAC2 way and 3 way modulating valves thermoelectric or electric motor driven actuation with modulating state actuation W Valve control requires external wired thermostat See thermo...

Page 140: ...Page 28 of 77 SK2019 FCSD H V P ECM 001 For 2 pipe system with modulating valve For 4 pipe systems with modulating valve...

Page 141: ...per connection Maximum 2 fresh air connections per unit are allowed 1 The corners of the cassette allow separate ductwork to be installed for outside air intake Figure B 10 1 2 Cut and remove thermal...

Page 142: ...Page 30 of 77 SK2019 FCSD H V P ECM 001 Figure B 10 4 Figure B 10 5 Fresh Air Flange dimension All dimensions shown in mm...

Page 143: ...or corrugated aluminum externally insulated Branch duct flange and blanking plates are available as separate accessories items Figure B 11 1 Figure B 11 2 Installation Procedures 1 Look for the yello...

Page 144: ...ing Using installation template remove and or modify ceiling panels and install the suspension bolts as in the images below FCSD 03 04 06 08 08R2 600 x 600 Dimensions for opening 622 x 280 Suspension...

Page 145: ...33 of 77 SK2019 FCSD H V P ECM 001 FCSD H 09 10 12 750 750 Dimensions for opening 345 762 Suspension Bolts FCSD H 16 18 20 850 850 Dimensions for opening 485 863 Suspension Bolts All dimensions shown...

Page 146: ...move some T bars if necessary to achieve enough clearance 4 Line up the unit to the supporting bars of the ceiling by tightening the nuts and counter nuts of the suspension rods 5 After connecting the...

Page 147: ...Page 35 of 77 SK2019 FCSD H V P ECM 001 For Twin Fan Unit Clearance between the unit and ceiling MODEL All twin fan models Clearance 3mm...

Page 148: ...Wiring Procedures 1 Open the terminal block cover by removing the 4 screws 2 Connect power cable to the terminal according to the wiring diagram 3 Connect room temperature sensor and coil temperature...

Page 149: ...4 3 Start Up The unit should not be started up until the system piping has been cleaned and all the air has been purged Check condensate drain pipe slope Confirm the condensate drain pump in good work...

Page 150: ...ng the unit Clean or replace the air filters Check and remove any obstruction from the external drain pan and the internal drain pan Extra Maintenance The electrical panel is easily accessible by remo...

Page 151: ...ed by the red line Step 2 Operate the air vent and water purge valve by turning the knobs Fan Speed Customization Step 1 Remove grille to access the connection wires area Step 2 Remove the 4 screws of...

Page 152: ...abeled LF MF HF may be rewired to any of the 5 input terminals for Motor labeled 1 2 3 4 5 ONE PCB output wire to ONE motor input terminal Motor and Fan Blower Replacement Refer to Section C 5 for Ste...

Page 153: ...s shown above Step 6 Remove the drain pan and internal drain pan Step 7 Remove the pump kit including Drain pump and Float switch and replace it Control Box Replacement Refer to Section C 5 for Steps...

Page 154: ...r to Section C 7 for Steps 1 to 6 Step 7 Snap the insulated ring of the electric heater to the electric heater mounting Step 8 Plug in the connector of electric heater REMARKS If the cassette is insta...

Page 155: ...he PCB and all the loads connected to the voltage outputs Earth PE1 Power supply to the PCB and all the loads connected to the voltage outputs Voltage output Fan 1 CN4 Fan 1 driver and motor connectio...

Page 156: ...1 ON L N Power supply VALVE1 230V on off valve output VALVE2 230V on off valve output WP 230V condensate pump output AUX1 Voltage free contact ON unit in heating mode AUX2 Voltage free contact ON unit...

Page 157: ...r LED display IR receiver chilled hot water Ti2 hot water louver stepping moter connections CN2 A B A B S1 S2 FLOAT EH2 EH1 PR2 PR1 AUX2 AUX1 HF MF LF VALVE1VALVE2 WP CONNECT GY RD WH BK BL PUMP L1 N...

Page 158: ...EH functioning as booster SW7 1 Cooling mode only available Master Slave setting SW6 1 Master SW6 0 Slave Preheat temperature setting SW4 1 28 C SW4 0 36 C 230VAC on off valve setting SW3 1 With valve...

Page 159: ...essation of power supply The restored parameter data set depends on the type of user interface a Handset only user interface When the power ON signal is received by the fan coil unit and no wired wall...

Page 160: ...djusted to low medium and high HEAT MODE Heat mode without electrical heater a MTV2 AUX2 and electric heater are always off b If Tr Ts 1 C or 4 C if economy contact is activated then heat operation is...

Page 161: ...Pre heat with electrical heater a If the indoor fan speed at Modbus 310000 setting then the electrical heater will turn on POST HEAT Post heat without electrical heater a If Ti1 38 C then MTV1 and AU...

Page 162: ...ing cycle until the user changes the mode manually or restarts the unit Should the Ti1 sensor be damaged auto mode will not function Auto heat with electric heater as primary heat source all configura...

Page 163: ...ys off b If Tr Ts 1 C or 4 C if economy contact is activated then heat operation is activated and AUX1 is turned on Indoor fan runs at the set speed c If Tr Ts then heat operation is terminated and AU...

Page 164: ...rned off b Indoor fan speed can be adjusted to low medium and high HEAT MODE Without Electrical Heater a MTV1 AUX2 and are heater always off b If Tr Ts 1 C or 4 C if economy contact is activated then...

Page 165: ...rned off indoor fan remains on and runs at high speed b If Ti2 70 C then MTV2 and AUX1 are turned on indoor fan remains on and runs at set speed c If the indoor coil temperature sensor is damaged then...

Page 166: ...lated according to the difference between the room temperature and the set temperature The controller adjusts the motor signal input from 0 to 5VDC by PID calculation every 10 seconds The air flow is...

Page 167: ...There are no timer and sleep modes d Master unit that does not use a wall pad will globally broadcast Drain Pump Drain pump turns ON if the unit is turned on in cooling or dehumidification mode It re...

Page 168: ...witch is opened 3 times within 60 minutes the heater is not allowed to start anymore Turn off the unit to reset the fault provided that the switch has returned to the closed position Low Temperature P...

Page 169: ...ct or not Indoor coil sensor 1 failure Green LED blinks 4 times stops for 3s Ti1 sensor unplugged or damaged 1 Check if Ti1 plug is connected or not 2 Check if sensor s resistance is correct or not In...

Page 170: ...stops for 3s Check unit 15 communication plug and fix it Unit 16 failure RED LED blinks 16 times stops for 3s Check unit 16 communication plug and fix it Unit 17 failure RED LED blinks 17 times stops...

Page 171: ...ntrol Handset to Set Master Control Unit 1 Connect all the units PCBs according to the wire color and type of connector 2 Select the master unit by setting DIPA S1 SW6 to ON 1 in the PCB 3 Ensure the...

Page 172: ...Communication plug A B A B is printed on the main PCB When you connect the wires please ensure connection of A to A and B to B 3 Connection wire i If the total length of wire is more than 1000m pleas...

Page 173: ...ire contact by using a multimeter 3 Check 1 and 2 3 and 4 5 and 6 to be sure the connections are correct 4 If the resistance between two wire contacts is too high please check and reconnect the wire c...

Page 174: ...SW5 DIPA S1 SW4 DIPA S1 SW3 DIPA S1 SW2 DIPA S1 SW1 Unit No Remark 1 0 0 0 0 0 01 Master 0 0 0 0 0 1 02 Slave 0 0 0 0 1 0 03 Slave 0 0 0 0 1 1 04 Slave 0 0 0 1 0 0 05 Slave 0 0 0 1 0 1 06 Slave 0 0 0...

Page 175: ...e used to test unit Valid Error code table Error code Description Definition 01 01H Invalid commands Received commands beyond valid commands 02 02H Invalid data address Data addresses beyond valid dat...

Page 176: ...set timer function Minute 300008 W Calibration wired wall pad and set timer function Second 300009 W Calibration wired wall pad and set timer function Hours in Timer on 300010 R W Timer ON Minute in...

Page 177: ...heater failure Bit8 Motor1 Error Bit9 Motor2 Error Bit10 System parameters error Bit11 Anti frozen error Bit12 Reserved Bit13 Reserved Bit14 Reserved Bit15 Reserved Fan speed status 400006 R Low 04 H...

Page 178: ...to the PCB Neutral N1 N2 Earth GND Signal Input Modulating signal Low voltage modulating signal input standard 0 5VDC S1 Open optional 0 10VDC S1 Closed Digital input Programming interface TTL Low vol...

Page 179: ...are N com m on to therm astat custom er care M ax speed M ed speed Low speed Alarm signal EC W 1 Unit wiring schem e CN1 ALARM G Y RD G R S1 PUM P N2 N1 L1 BL RD W H BR O R BK BL YL GR RD RD O R BR YL...

Page 180: ...pump turns OFF b When the unit turns OFF the drain pump will remain ON for 5 minutes and then turn OFF c At any time i If the float switch is OPEN the drain pump will turn ON ii If the float switch i...

Page 181: ...Ti1 sensor connection is not good or damaged 1 Check if Ti1 plug is connected or not 2 Check sensor s resistor is good or not Water pump failure Green LED blinks 7 times stops for 3s Float switch is o...

Page 182: ...unit its settings are automatically sent to the slave units Auto Cool Heat operation will be applicable in 4 pipe system only Swing function is not applicable European version only uses degree C setti...

Page 183: ...77 SK2019 FCSD H V P ECM 001 Wired Wall Pad Controller Day display Mode display Temperature display Fan speed display Timer display Real Time display Master Slave Button display Network icon Sleep ico...

Page 184: ...ON OFF timer settings for each day of the week Press twice to enter Timer setting interface and timer icon is on When ON blinks press to set timer date from Monday to Sunday Press to set hour and min...

Page 185: ...slave units Press four times to set network control and Network icon is on The slave unit number is blinking in real time display area Press or to select slave unit which is online The offline slave...

Page 186: ...ch setting C3 Indoor coil 2 temperature 14 Error codes When unit error is detected unit number blinks on real time hour area and Error code blinks on real time minute area The Error codes display alte...

Page 187: ...18 84 5 88 11 91 85 16 14 69 15 05 15 41 17 79 8 83 17 86 64 17 14 03 14 37 14 7 16 75 39 78 53 81 76 18 13 41 13 72 14 03 15 71 26 74 18 77 19 19 12 81 13 1 13 4 14 67 37 70 1 72 9 20 12 24 12 52 12...

Page 188: ...0 9284 0 9697 1 012 52 3 225 3 326 3 43 89 0 8998 0 9401 0 9818 53 3 105 3 204 3 305 90 0 8721 0 9115 0 9522 54 2 99 3 086 3 185 91 0 8455 0 8839 0 9237 55 2 88 2 974 3 07 92 0 8198 0 8573 0 8961 56 2...

Page 189: ...ge Check fuse on board Place in the ON position Check the room control Check fan motor Filter clogged Air flow obstructed Room control regulation Incorrect water temperature Air present Insufficient o...

Page 190: ...SK2019 FCSD H V P ECM 001...

Page 191: ...Page 1 of 59 SK2015 FMCD V EC 001 FMCD ECM MOTOR...

Page 192: ...ards and performance we manage every stage in the manufacturing of our products Throughout the production process we maintain strict control starting with our extensive resources in research and devel...

Page 193: ...CONTROL SPECIFICATIONS 19 D SK NCSWC 001 COMPLETE FUNCTION FCU CONTROLLER 19 D 1 D 1 1 Abbreviations 19 D 1 2 Definition of Input Output 19 D 1 3 Wiring Diagram SK NCSWC 001 20 D 1 4 Configuration Se...

Page 194: ...EC 001 REMOTE CONTROL HANDSET 50 E 1 WIRED WALL PAD 51 E 2 E 2 1 Wall Pad Display 51 E 2 2 Wall Pad Operation Guidelines 52 E 2 3 EC unit RPM setting 55 SENSOR RESISTANCE R T CONVERSION TABLE 56 E 3 T...

Page 195: ...omplete function onboard PCB with integrated group control functionality W Limited function onboard PCB with drain pump louver and zone control functionality V 2 Pipe System 04 See General Specificati...

Page 196: ...cated on the front of the unit can be unsnapped allowing the filter to be easily slid downward and removed No tools are required nor any dismantling of the equipment Air Grille Distribution all units...

Page 197: ...city 1 FCCOPe Rating 164 43 166 46 245 83 220 72 Class B B B B Sound Sound PressureLevel Outlet dB A 31 26 24 39 31 26 40 33 28 45 34 31 Sound Power Level Outlet e 40 35 33 48 40 35 49 42 37 54 43 40...

Page 198: ...B B B C Soun d Sound PressureLevel Outlet dB A 49 44 37 43 39 36 47 43 37 50 47 40 Sound Power Level Outlet e 58 53 46 52 48 45 56 52 46 59 56 49 Electrical Fan Motor Powere H W 30 30 40 50 M 26 20 3...

Page 199: ...Fin Length mm Fins per Inch No of Rows No of Copper No of Circuits Tube Diameter mm FMCD 04 230 680 19 5 2 8 2 7 FMCD 06 230 680 2 14 3 7 FMCD 12 230 680 2 22 4 7 FMCD 15 230 680 2 22 4 7 FMCD 18 357...

Page 200: ...06 12 15 18 ECM Model Unit Dimensions mm A B C D E F G H FMCD 04 06 12 15 18 40 105 875 55 105 R20 60 74 All dimensionsshown in mm Model Unit Dimensions mm a b c d e f g h FMCD 04 06 12 15 18 200 55...

Page 201: ...D 20 24 30 ECM Model Unit Dimensions mm A B C D E F G FMCD 20 24 30 90 1050 51 90 15 73 74 Model Unit Dimensions mm 1 2 3 4 FMCD 20 24 30 855 155 820 175 All dimensionsshown in mm Model Unit Dimension...

Page 202: ...Page 12 of 59 SK2015 SWC V EC 001 Valve Information B 4 B 4 1 2 Way Valve Body Valve Dimensions mm DN A B C D D15 G1 2 52 47 19 5 63...

Page 203: ...re the clearance around the fan coil unit conforms to the following drawing 5 From the floor the height of the unit should be above eye level 6 Avoid installing the unit in direct sunlight Required cl...

Page 204: ...Page 14 of 59 SK2015 SWC V EC 001 C 1 2 Mounting Plate Dimensions FMCD 04 06 12 15 18 ECM FMCD 20 24 30 ECM All dimensions shown in mm...

Page 205: ...bove figure or by means of gradiometer Failure to follow this may cause water to drip indoors and create atypical noise 4 Fix the mounting plate by means of expansion screws or tapping screws C 1 4 Dr...

Page 206: ...the hooks of the mounting plate C 1 6 Drainage Piping Works 1 Install the drain hose so that it slopes downward slightly for free drainage Avoid installing it as shown in the below illustrations marke...

Page 207: ...rasp the lower part of the front cover and pull the entire assembly out and up towards you C 2 3 Air Purging 1 After connecting the water inlet and outlet pipes to the main supply lines turn on the ma...

Page 208: ...Page 18 of 59 SK2015 SWC V EC 001 Pipe Connections with Valve C 3 Pre assembly Complete Assembly Flexible hose Valve body with actuator gasket Coil connector...

Page 209: ...witch EH Voltage free NC The contact is closed before the EH is turned on Power input Phase L1 Power supply to the PCB and all the loads connected to the voltage outputs Max length 5 m Neutral N1 Powe...

Page 210: ...Page 20 of 59 SK2015 SWC V EC 001 D 1 3 Wiring Diagram SK NCSWC 001...

Page 211: ...pipe 4 pipe configuration selection SW3 Thermoelectric valve configuration selection 2 pipe system only SW4 Pre heat protection temperature selection SW5 SW6 brushless DC fan motor configuration Defa...

Page 212: ...el SW7 SW8 Model setting 0 0 Cool Heat 0 1 Cool Heat booster heater 1 0 Cooling only 1 1 Cool primary heater 7 Air Conditioner ON OFF There are 3 ways to turn the system on or off a By the ON OFF butt...

Page 213: ...urned off b Indoor fan speed can be adjusted to low medium and high HEAT MODE Without Electrical Heater a MTV2 AUX2 and electric heater are always off b If Tr Ts 1 C or 4 C if economy contact is activ...

Page 214: ...38 C or 30 C is selected by DIPB S2 position SW4 then MTV1 and AUX1 are turned on indoor fan runs at set speed c If the indoor coil temperature sensor is damaged then the pre heat time is set for 2 mi...

Page 215: ...cording to the following i If the coil temperature sensor Ti1 36 C then MTV1 AUX1 and fan turn on or off according to HEAT mode ii If Ti1 36 C then MTV1 AUX2 and fan turn on or off according to COOL m...

Page 216: ...speed while heater AUX1 AUX2 MTV1 and MTV2 are turned off b Indoor fan speed can be adjusted to low medium and high HEAT MODE Without electrical heater a MTV1 MTV2 AUX2 and heater are always off b If...

Page 217: ...speed If indoor fan runs at medium or high speed then it will run at set speed b If Ti1 5 C for 2 minutes then AUX2 is turned on Indoor fan runs at set speed OVER HEAT PROTECTION OF INDOOR COIL a If T...

Page 218: ...if economy contact is activated then heat operation is activated and MTV2 and AUX1 are turned on Indoor fan runs at the set speed c If Tr Ts then heat operation is terminated and MTV2 and AUX1 are tur...

Page 219: ...it has been turned off for 20 seconds LOW TEMPERATURE PROTECTION OF INDOOR COIL a If Ti1 2 C for 2 minutes then MTV1 and AUX2 are turned off If indoor fan is set for low speed then it will run at medi...

Page 220: ...ote AUTO COOL or AUTO HEAT operations are the same as COOL or HEAT mode respectively SLEEP MODE a SLEEP mode can only be set when the unit is in COOL or HEAT mode b In COOL mode after SLEEP mode is se...

Page 221: ...Auto Fan Speed a In COOL mode the fan speed cannot change until it has run for more than 30 seconds Fan speed is regulated according to the profile below b In HEAT mode the fan speed cannot change un...

Page 222: ...mperature Swing and Fan Speed when using a wall pad parameters are Mode Set Temperature Swing and Fan Speed as well as the 7 day ON OFF Timer program D 1 11 Operation Of Control Panel On High Wall Uni...

Page 223: ...Page 33 of 59 SK2015 SWC V EC 001 LED lights D 2 For all units Power Operation LED light both green Unit on Operation LED On Power LED Off Unit in standby Power LED On Operation LED Off...

Page 224: ...n LED blinks 3 times stops for 3s Room sensor unplugged or damaged 1 Check if Tr plug is connected or not 2 Check if sensor s resistance is correct or not Indoor coil sensor 1 failure Green LED blinks...

Page 225: ...ks 15 times stops for 3s Check unit 15 communication plug and fix it Unit 16 failure RED LED blinks 16 times stops for 3s Check unit 16 communication plug and fix it Unit 17 failure RED LED blinks 17...

Page 226: ...operation c The master unit settings are unit ON OFF Mode Fan Speed Timer Clock Set Temperature Swing Function and Sleep Function for wall pad operation SLAVE UNIT FUNCTION a The slave unit receives...

Page 227: ...Communication plug A B A B is printed on the main PCB When you connect the wires please ensure connection of A to A and B to B 3 Connection wire i If the total length of wire is more than 1000m pleas...

Page 228: ...correspond 2 Check the wire contact by using a multimeter 3 Check 1 and 2 3 and 4 5 and 6 to be sure the connections are correct 4 If the resistance between two wire contacts is too high please check...

Page 229: ...ep once Using Wall pad to Set Master Control Unit a Connect all the units PCBs according to the wire color and type of connector b Select the master unit by setting DIPA S1 SW6 to ON 1 in the PCB c En...

Page 230: ...W5 DIPA S1 SW4 DIPA S1 SW3 DIPA S1 SW2 DIPA S1 SW1 Unit No Remark 1 0 0 0 0 0 01 Master 0 0 0 0 0 1 02 Slave 0 0 0 0 1 0 03 Slave 0 0 0 0 1 1 04 Slave 0 0 0 1 0 0 05 Slave 0 0 0 1 0 1 06 Slave 0 0 0 1...

Page 231: ...Page 41 of 59 SK2015 SWC V EC 001 D 3 4 Unit Network Wiring Scheme Wiring diagram for a master slave network connection...

Page 232: ...unit is turned off R 2 Med R 3 Hi Power input Phase L Power supply to the PCB and all the loads connected to the voltage outputs Max length 5 m Neutral N Power supply to the PCB and all the loads con...

Page 233: ...Page 43 of 59 SK2015 SWC V EC 001 D 4 2 Wiring diagram SK NCSWC 002...

Page 234: ...Code State Description SW1 0 PCB configured for 0 5VDC modulating signal input 1 PCB configured for 0 10VDC modulating signal input MODEL SW2 SW3 SW4 Hi Med Low FMCD 04 0 0 0 700 600 500 FMCD 06 0 0...

Page 235: ...runs at 200 RPM EC motor RPM will be changed by the signal voltage D 4 5 LED Indication For all units Power Operation LED light both green Unit on Operation LED On Power LED Off Unit in standby Power...

Page 236: ...ead Coils 02 02H Read Discrete Inputs 03 03H Read Holding Registers 04 04H Read Input Registers 05 05H Write Single Coil 06 06H Write Single Register 15 0FH Write Multiple Coils 16 10H Write Multiple...

Page 237: ...Reserved 100011 Reserved 100012 Reserved 100013 Reserved 100014 Reserved 100015 R read only W write only R W read and write Discrete table Description Address Type Remark MTV1 200000 R MTV2 200001 R A...

Page 238: ...libration wired wall pad and set timer function Minute 300008 W Calibration wired wall pad and set timer function Second 300009 W Calibration wired wall pad and set timer function Hours in Timer on 30...

Page 239: ...erved Bit7 Electrical heater failure Bit8 Motor1 Error Bit9 Motor2 Error Bit10 System parameters error Bit11 Reserved Bit12 Reserved Bit13 Reserved Bit14 Reserved Bit15 Reserved Fan speed status 40000...

Page 240: ...1 Attention When unit with handset is the master unit its settings are automatically sent to the slave units Auto Cool Heat operation will be applicable in 4 pipe system only Swing function is not app...

Page 241: ...board model automatically whether it is 2 pipe or 4 pipe system b Auto Cool Heat operation is applicable in 4 pipe system only c When the wall pad is installed the wall pad temperature sensor automat...

Page 242: ...will show Press DAY button to change the day the ON timer is to be programmed for 2 Press TIMER button again and O FF symbol blinking indicates OFF timer programming mode The setting method is the sa...

Page 243: ...unit is as follows Press TIME and TIME buttons for 3 seconds to activate clock synchronization in all slave units Master wall pad will respond with a beeping sound f Key lock In order to prevent unaut...

Page 244: ...onds to enter into operation parameters browsing mode Unit display area shows the address of the slave unit being viewed Slave unit selection method is the same as in networking control above Press or...

Page 245: ...ed wall pad LED will display the following 5 To complete the RPM setting turn the DIP switch 1 to OFF position The wired wall pad display will resume its normal appearance This is the motor RPM settin...

Page 246: ...84 5 88 11 91 85 16 14 69 15 05 15 41 17 79 8 83 17 86 64 17 14 03 14 37 14 7 16 75 39 78 53 81 76 18 13 41 13 72 14 03 15 71 26 74 18 77 19 19 12 81 13 1 13 4 14 67 37 70 1 72 9 20 12 24 12 52 12 79...

Page 247: ...326 3 43 89 0 8998 0 9401 0 9818 53 3 105 3 204 3 305 90 0 8721 0 9115 0 9522 54 2 99 3 086 3 185 91 0 8455 0 8839 0 9237 55 2 88 2 974 3 07 92 0 8198 0 8573 0 8961 56 2 774 2 866 2 959 93 0 795 0 831...

Page 248: ...Page 58 of 59 SK2015 SWC V EC 001 Troubleshooting Guide E 4...

Page 249: ...Page 59 of 59 SK2015 SWC V EC 001...

Page 250: ...FSTD C V P ECM MOTOR...

Page 251: ...st standards and performance we manage every stage in the manufacturing of our products Throughout the production process we maintain strict control starting with our extensive resources in research a...

Page 252: ...y Maintenance 25 B 2 3 Filter Installation Cleaning 25 B 2 4 Fan Motor Assembly Maintenance 26 C CONTROL SPECIFICATIONS SK NCPFWB 001 ECM S CONFIGURATION FULL CONTROL PCB 27 C 1 I O PORT DEFINITIONS 2...

Page 253: ...5 1 Unit Power ON OFF 59 E 5 2 Alarm Protection and Error Display 59 E 5 3 Drain Pump Run Management 59 E 5 4 Swing and Louver Control 59 E 5 5 Modulating Signal Input 59 E 6 LED INDICATION AND ERROR...

Page 254: ...zes See General Specification section A for cooling and heating capacities FSTD Universal Uncased Unit FSTDC 06 V S VAR ECM ECM EC Motor Configuration VAR Vertical air return HAR Horizontal air return...

Page 255: ...access to control planet HEAT EXCHANGER The heat exchanger is a highly efficient coil in which copper pipes and aluminum fins are fixed by mechanical expansion Coil connections are provided with an an...

Page 256: ...Page 7 of 73 SK2015 FSTDC V P ECM 001 A 2 Unit Appearance FSTDC VAR FSTDC HAR FSTD...

Page 257: ...1 94 2 51 3 15 4 48 4 93 L 1 1 4 2 3 2 72 3 97 4 23 Max Electric Heater Capacity 1 1 5 2 2 2 FCCOP e Rating 161 24 160 24 160 17 171 5 121 78 Class B B B B D Sound Sound Pressure Level Outlet dB A 38...

Page 258: ...34 10 4 L 1 5 71 6 97 7 74 9 49 Max Electric Heater Capacity 3 3 3 3 FCCOP e Rating 126 94 115 66 103 3 94 89 Class C C D D Soun d Sound Pressure Level Outlet dB A 47 45 43 48 46 44 50 48 46 52 50 48...

Page 259: ...Capacity H 3 kW 2 50 3 59 4 67 5 70 7 18 M 2 2 17 3 19 4 02 4 91 6 33 L 1 1 64 2 63 3 44 4 34 5 38 Max Electric Heater Capacity 1 1 5 2 2 2 FCCOP Rating 187 16 189 76 203 15 189 21 155 31 Class B B B...

Page 260: ...ng Heating Capacity H 3 kW 9 45 11 03 13 34 14 28 M 2 8 49 10 31 12 18 13 44 L 1 7 39 9 03 10 02 12 29 Max Electric Heater Capacity 3 3 3 3 FCCOP Rating 164 58 150 00 133 66 122 84 Class B C C C Soun...

Page 261: ...g Water Flow Rate 3 2 1 3 L h 137 190 250 306 378 2 121 171 219 268 337 1 95 145 192 241 293 Heating Pressure Drop 3 kPa 4 09 7 72 14 9 24 6 37 2 2 3 3 6 46 11 8 19 5 30 6 1 2 15 4 81 9 36 16 1 23 8 W...

Page 262: ...Model Fin height mm Fin Length mm Fins per Inch No of Rows Fin width mm No of Circuits Tube mm FSTD C 06 200 441 12 7 4 88 3 9 52 FSTD C 09 491 3 FSTD C 12 641 4 FSTD C 15 791 4 FSTD C 18 841 4 FSTD C...

Page 263: ...134 52 112 5 50 FSTD 12 778 808 270 230 223 460 57 134 52 112 5 50 FSTD 15 928 958 270 230 223 460 57 134 52 112 5 50 FSTD 18 978 1008 270 230 223 460 57 134 52 112 5 50 FSTD 24 1478 1508 270 230 223...

Page 264: ...0 235 484 494 57 134 52 112 5 242 50 FSTDC 15 1208 928 958 270 250 235 484 494 57 134 52 112 5 242 50 FSTDC 18 1258 978 1008 270 250 235 484 494 57 134 52 112 5 242 50 FSTDC 24 1758 1478 1508 270 250...

Page 265: ...lve Dimensions mm DN A B C D SK DFPS A 003c D20 G3 4 56 47 22 63 A 6 Valve Information A 6 1 2 Way 3 4 Valve Body A 6 2 3 Way 3 4 Valve Body Differential Pressure Chart Valve Model Valve Dimensions mm...

Page 266: ...alve Model Valve Dimensions mm DN A B C D SK DFPS A 003a D15 G1 2 52 47 19 5 63 A 6 3 2 Way 1 2 Valve Body A 6 4 3 Way 1 2 Valve Body Differential Pressure Chart Valve Model Valve Dimensions mm DN A B...

Page 267: ...servicing air conditioning equipment should be done by qualified service personnel only This appliance is not intended for use by persons including children with reduced physical sensory or mental ca...

Page 268: ...n should allow the treated air to circulate freely throughout the room and leave sufficient space to access the unit in order to carry out maintenance or servicing operations FOR FLOOR FREE STANDING 1...

Page 269: ...ges and brackets see the dimensional data 4 Complete the hydraulic connection and check for leakage 5 Complete the electrical connection as shown in the wiring diagrams Make electrical connection as s...

Page 270: ...Manual bleeds 4 Joint 5 Ball on off valve Attach the connections by tightening the fan coil fitting using 2 wrenches CONDENSATE DRAINAGE For use in air conditioning systems the fan coils are fitted w...

Page 271: ...ght Side Connection Step 1 Remove the front panel Step 2 Remove 2 screws on the coil s metal plate Step 3 Remove 8 screws from both sides of the coil then take out coil Step 4 Change the coil directio...

Page 272: ...B 1 5 Valve and External drain pan Installation Horizontal type Piping for 2 Pipe System Piping for 4 Pipe System 3 Way 4 Outlet Valve 3 4 3 Way 4 Outlet Valve 3 4 for Cooling Coil 3 Way 4 Outlet Val...

Page 273: ...nto forced drainage by attaching the condensate drain pump available as an accessory Cold Water Outlet 3 4 Cold Water Inlet 3 4 Hot Water Inlet 1 2 Vertical Drain Pan 3 Way 4 Outlet Valve 3 4 for Cool...

Page 274: ...nt They can be brushed with a soft brush or vacuumed with a vacuum cleaner 6 If the water coil is not being used during the winter season it should be drained or an anti freezing solution should be ad...

Page 275: ...P ECM 001 B 2 4 Fan Motor Assembly Maintenance Step 1 Remove the front panel Step 2 Loosen 6 screws on both sides of the fan deck then remove Step 3 Once finished with maintenance put the fan motor a...

Page 276: ...ts for remote activation of economy mode when DIPB SW1 0 Float switch Float Voltage free NC Electrical heater safety switch EH Voltage free NC The contact is closed before the EH is turned on Power in...

Page 277: ...of the connection please make sure max wiring length 30 m Serial BUS port CN3 Master slave network serial connection OR MODBUS local PC host network serial connection 24VAC power input DA1 24VAC exte...

Page 278: ...Page 29 of 73 SK2015 FSTDC V P ECM 001 C 2 Wiring Diagram SK NCPFWB 001 ECM S Configuration Full Control PCB...

Page 279: ...WP CN1 2 CN3 CN4 CN5 CN6 CN7 S1 S2 5 6 PR O RS485 CPU PR O AUX2 AUX2 AUX1 AUX1 N pump electrical heating 30A heating value cooling value low speed medial speed high speed VALVE1 VALVE2 N HF LF MF N ON...

Page 280: ...e only available SW8 0 SW7 1 Cooling and heating modes available SW8 1 with EH functioning as primary Master Slave setting SW6 1 Master SW6 0 Slave Preheat temperature setting SW4 1 28 o C SW4 0 36 o...

Page 281: ...f power supply The restored parameter data set depends on the type of user interface a Handset only user interface When the power ON signal is received by the air conditioner and no wired wall pad is...

Page 282: ...re turned on Indoor fan runs at the set speed c If Tr Ts then heat operation is terminated and MTV1 and AUX1 are turned off Indoor fan runs at 200rpm d The range of Ts is 16 30 C e Indoor fan speed ca...

Page 283: ...MTV1 and AUX1 are turned off Then indoor fan maintains its original state c If Ti1 36 C then MTV1 and AUX1 are turned off Then indoor fan runs at 200rpm d If the indoor coil temperature sensor is dama...

Page 284: ...ng cycle until the user changes the mode manually or restarts the unit Should the Ti1 sensor be damaged auto mode will not function Auto heat with electric heater as primary heat source all configurat...

Page 285: ...ical heater a MTV1 MTV2 AUX2 and heater are always off b If Tr Ts 1 C or 4 C if economy contact is activated then heat operation is activated and AUX1 is turned on Indoor fan runs at the set speed c I...

Page 286: ...rding to the pre heat and post heat program DEHUMIDIFICATION MODE a MTV1 MTV2 AUX1 and heater are always off b If Tr 25 C then indoor fan and AUX2 will be ON for 3 minutes and then OFF for 4 minutes c...

Page 287: ...1 and AUX2 are turned off b Indoor fan speed can be adjusted to low medium and high HEAT MODE Without Electrical Heater a MTV1 AUX2 and are heater always off b If Tr Ts 1 C or 4 C if economy contact i...

Page 288: ...oor fan remains on and runs at high speed b If Ti2 70 C then MTV2 and AUX1 are turned on indoor fan remains on and runs at set speed c If the indoor coil temperature sensor is damaged then the protect...

Page 289: ...ncrease by 2 C over 2 hours c If the sleep mode is activated when the unit is in heat mode then the indoor fan will run at set speed and Ts will decrease by 2 C over 2 hours d Changing the mode of ope...

Page 290: ...ing valve signal input from 0 to 10VDC by PID calculation every 10 seconds C 9 Swing Louver For remote handset with Control Box I Integrated Full Control Version Whenever the indoor fan is running the...

Page 291: ...inutes C 14 Float Switch Float switch opens before unit is turned on If the float switch N C is opened before the unit is turned on then MTV1 is turned off The drain pump and indoor fan will operate A...

Page 292: ...ugged or damaged 1 Check if Tr plug is connected or not 2 Check if sensor s resistance is correct or not Indoor coil sensor 1 failure Green LED blinks 4 times stops for 3s Ti1 sensor unplugged or dama...

Page 293: ...mes stops for 3s Check unit 15 communication plug and fix it Unit 16 failure RED LED blinks 16 times stops for 3s Check unit 16 communication plug and fix it Unit 17 failure RED LED blinks 17 times st...

Page 294: ...operation c The master unit settings are Unit ON OFF Mode Fan Speed Timer Clock Set Temperature Swing Function and Sleep Function for wall pad operation SLAVE UNIT FUNCTION a The slave unit receives...

Page 295: ...x b Communication plug A B A B is printed on the main PCB When you connect the wires please ensure connection of A to A and B to B c Connection wire i If the total length of wire is more than 1000m pl...

Page 296: ...correspond 2 Check the wire contact by using a multimeter 3 Check 1 and 2 3 and 4 5 and 6 to be sure the connections are correct 4 If the resistance between two wire contacts is too high please check...

Page 297: ...beep once Using Wall pad to Set Master Control Unit a Connect all the units PCBs according to the wire color and type of connector b Select the master unit by setting DIPA S1 SW6 to ON 1 in the PCB c...

Page 298: ...IPA S1 SW5 DIPA S1 SW4 DIPA S1 SW3 DIPA S1 SW2 DIPA S1 SW1 Unit No Remark 1 0 0 0 0 0 01 Master 0 0 0 0 0 1 02 Slave 0 0 0 0 1 0 03 Slave 0 0 0 0 1 1 04 Slave 0 0 0 1 0 0 05 Slave 0 0 0 1 0 1 06 Slave...

Page 299: ...Read Coils 02 02H Read Discrete Inputs 03 03H Read Holding Registers 04 04H Read Input Registers 05 05H Write Single Coil 06 06H Write Single Register 15 0FH Write Multiple Coils 16 10H Write Multipl...

Page 300: ...10 Reserved 100011 Reserved 100012 Reserved 100013 Reserved 100014 Reserved 100015 R read only W write only R W read and write Discrete table Description Address Type Remark MTV1 200000 R MTV2 200001...

Page 301: ...Calibration wired wall pad and set timer function Minute 300008 W Calibration wired wall pad and set timer function Second 300009 W Calibration wired wall pad and set timer function Hours in Timer on...

Page 302: ...eserved Bit7 Electrical heater failure Bit8 Motor1 Error Bit9 Motor2 Error Bit10 System parameters error Bit11 Reserved Bit12 Reserved Bit13 Reserved Bit14 Reserved Bit15 Reserved Fan speed status 400...

Page 303: ...e input High fan speed H 230VAC input signals from wired thermostat Medium fan speed M Low fan speed L Phase L External 230VAC power supply connection to the PCB Max length 5 m Neutral N Earth GND Aut...

Page 304: ...can be configured for different modulating signal inputs Refer to jumper configuration table below Code State Description S1 Open PCB configured for 0 5VDC modulating signal input S1 Closed PCB config...

Page 305: ...Page 56 of 73 SK2015 FSTDC V P ECM 001 E 4 Wiring Diagrams E 4 1 Standard Unit Wiring Diagram of SK NCPFWB 002 ECM...

Page 306: ...BL BL BL M BL RELAY RELAY BLDC EC MOTOR HV Gnd Vcc Vsp FG FLOAT float control switch for pump RELAY CPU SM1 SM2 CN2 AI1 NC CN4 X DIS TTL L M H AUTO N 0 5VDC 0 10VDC S3 closed BK YL BR OR Auto speed si...

Page 307: ...ump RELAY CPU SM1 SM2 CN 2 AI1 NC CN4 X DIS TTL L M H AUTO N 0 10VDC S1 closed V1 V2 Lo M H N L N BL YL BR OR L N L1 phase to thermastat customer care N common to thermastat customer care 230V 50HZ Au...

Page 308: ...ump turns OFF ii When the unit turns OFF and the drain pump is ON The drain pump will remain ON for 5 minutes and then turn OFF iii At any time a If the float switch is OPEN the drain pump will turn O...

Page 309: ...scription Blink Reason Remedy Indoor coil sensor 1 failure Green LED blinks 4 times stops for 3s Ti1 sensor connection is not good or damaged 1 Check if Ti1 plug is connected or not 2 Check sensor s r...

Page 310: ...Attention When unit with handset is the master unit its settings are automatically sent to the slave units Auto Cool Heat operation will be applicable in 4 pipe system only Swing function is not appli...

Page 311: ...l automatically whether it is 2 pipe or 4 pipe system Auto Cool Heat operation is applicable in 4 pipe system only When the wall pad is installed the wall pad temperature sensor automatically override...

Page 312: ...a will show Press DAY button to change the day the ON timer is to be programmed for Press TIMER button again and O FF symbol blinking indicates OFF timer programming mode The setting method is the sam...

Page 313: ...TIME and TIME buttons for 3 seconds to activate clock synchronization in all slave units Master wall pad will respond with a beeping sound f Key lock In order to prevent unauthorized access to the sy...

Page 314: ...N buttons for 3 seconds to enter into operation parameters browsing mode Unit display area shows the address of the slave unit being viewed Slave unit selection method is the same as in networking con...

Page 315: ...tion d Wired wall pad LED will display the following e To complete the RPM setting turn the DIP switch 1 to OFF position The wired wall pad will resume its normal operation This is the motor RPM setti...

Page 316: ...18 84 5 88 11 91 85 16 14 69 15 05 15 41 17 79 8 83 17 86 64 17 14 03 14 37 14 7 16 75 39 78 53 81 76 18 13 41 13 72 14 03 15 71 26 74 18 77 19 19 12 81 13 1 13 4 14 67 37 70 1 72 9 20 12 24 12 52 12...

Page 317: ...0 9284 0 9697 1 012 52 3 225 3 326 3 43 89 0 8998 0 9401 0 9818 53 3 105 3 204 3 305 90 0 8721 0 9115 0 9522 54 2 99 3 086 3 185 91 0 8455 0 8839 0 9237 55 2 88 2 974 3 07 92 0 8198 0 8573 0 8961 56 2...

Page 318: ...age Check fuse on board Place in the ON position Check the room control Check fan motor Filter clogged Air flow obstructed Room control regulation Incorrect water temperature Air present Insufficient...

Page 319: ...5 SK DFPS DL FS 009b Auxiliary 1 row heating coil 1 16 SK DFPS DL FS 009c Auxiliary 1 row heating coil 1 17 SK DFPS DL FS 009d Auxiliary 1 row heating coil 1 18 SK DFPS DL FS 009e Auxiliary 1 row heat...

Page 320: ...sories The electric heater module is supplied for winter heating as an alternative to the auxiliary hot water coil Electric Heater is installed in the same way and same position as the Auxiliary 1 row...

Page 321: ...inted steel drain pan for suspended ceiling installation or built in horizontal installation with left sided coil connections SK DFPS FS 012 is a painted steel drain pan for floor standing installatio...

Page 322: ...Page 73 of 73 SK2015 FSTDC V P ECM 001...

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Daitsu L/M-STAT AMV Series, Installation, Operation & Service Manual

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