SERVICE
MANUAL
Room
Airconditioner
Split
Wall
‐
Mounted
Type
FSIArt
100HFD
180HFD
NOTE:
Before
servicing
the
unit,
please
read
this
at
first.
Always
contact
with
your
service
center
if
meet
problem.
FI_SM_FSIArt_100_180HFD_090917
Page 1: ... Room Airconditioner Split Wall Mounted Type FSIArt 100HFD FSIArt 180HFD NOTE Before servicing the unit please read this at first Always contact with your service center if meet problem FI_SM_FSIArt_100_180HFD_090917 ...
Page 2: ...14 7 7 Balance refrigerant of the 2 way 3 way valves 15 7 8 Evacuation 15 7 9 Gas charging 17 8 Electronic function 18 8 1 Abreviation 18 8 2 Display function 18 8 3 Protection 19 8 4 Fan only mode 19 8 5 Cooling mode 20 8 6 Dehumidifying mode 21 8 7 Heating mode 21 8 8 Auto mode 25 8 9 Force cooling function 25 8 10 Action of 4 way valve 26 8 11 To speed outdoor fan function 26 8 12 Timer mode 26...
Page 3: ...9 Troubleshooting 29 9 1 Indoor Unit Error Display 30 9 2 Diagnosis and Soéution 31 9 3 Key parts checking 34 12 Exploded wiew 35 ...
Page 4: ...cause injury accident or damage to the product Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall with it causing property damage product failure and personal injury Do not let the air conditioner run for a long time when the humidity is very high and a door or a window is left open Moisture may condense and wet or damage furniture Take...
Page 5: ...uct malfunction or inefficient operation Operational Do not expose the skin directly to cool air for long periods of time Do not sit in the draft This could harm to your health Do not use the product for special purposes such as preserving foods works of art etc It is a consumer air conditioner not a precision refrigerant system There is risk of damage or loss of property Do not block the inlet or...
Page 6: ... according to operation mode Turbo high med low breeze Restarting is for approx 3 minutes Prevent the water being frozen on evaporator by sensing the evaporator pipe temperature in cooling mode Room temperature sensor Pipe temperature sensor Operation by remote controller Sensing by room temperature Room temperature control Anti freezing control in cooling Time Delay Safety control Indoor fan spee...
Page 7: ...tdoor unit run more quietly Hydrophilic aluminum fin The hydrophilic fin can improve the heating efficiency at operation mode 4 way valve control It is only operated in the heating operation mode except defrosting operation Anti rust cabinet Made from electrolytic zinc steel sheet and anti rust coated components Valve protection cover Discharge pipe temperature protection Heating cable Optional Dr...
Page 8: ...3 Dimension 3 1 Indoor Unit 5 Model W H D FSIArt 100HFD 900 285 160 FSIArt 180HFD 1022 295 185 3 2 Outdoor Unit FSIArt 100HFD FSIArt 180HFD ...
Page 9: ...W 10918 5830 Input W 855 1430 Rated current RLA A 5 3 7 46 Locked rotor Amp LRA A 8 10 7 Thermal protector CS 74 1NT11L 3979 Capacitor uF No No Compressor Refrigerant oil ml 480 ESTER OIL VG74 750ml Model RPG20D RPG28D Brand Welling Welling Input W 43 51 Capacitor uF 1 5 1 5 Indoor fan motor Speed r min 1290 1250 1000 900 700 1280 1260 1080 900 750 a Number of rows 2 2 b Tube pitch a x row pitch b...
Page 10: ...ength x height x width mm 656x550x38 655 546 26 74 Outdoor coil g Number of circuits 2 2 Outdoor air flow m3 h 2000 2200 Outdoor noise level dB A 54 56 Dimension W H D mm 760 590 285 760 590 285 Packing W H D mm 887 655 355 887 655 355 Outdoor unit Net Gross weight Kg 40 5 43 40 42 5 Refrigerant type R410A g 1100 1100 Design pressure MPa 4 2 4 2 Liquid side Gas side mm Ф6 35 Ф9 53 Ф6 35 Ф12 7 Max ...
Page 11: ...5 Refrigerant cycle diagram 8 ...
Page 12: ...6 Wiring diagram 6 1 Indoor Unit FSIArt 100HFD FSIArt 180HFD 9 ...
Page 13: ...6 2 Outdoor Unit FSIArt 100HFD FSIArt 180HFD 10 ...
Page 14: ...3x2 5 Communication wire between the indoor and outdoor unit Unit FSIArt 100HFD FSIArt 180HFD mm2 4x1 5 4x2 5 7 3 Pipe length and the elevation Pipe size Model Gas Liquid Standard length m Max Elevation B m Max Length A m Additional refrigerant g m FSIArt 100HFD 3 8 Ф9 52 1 4 Ф6 35 5 8 20 30 FSIArt 180HFD 1 2 Ф12 7 1 4 Ф6 35 5 10 25 30 Caution Capacity is based on standard length and maximum allow...
Page 15: ...are connection for gas leakage 4 Purge the air from the system Set the 2 way valve to the open position and remove the cap from the 3 way valve s service port Using the hexagonal wrench to press the valve core pin discharge for three seconds and then wait for one minute 5 Use torque wrench to tighten the service port cap to a torque of 1 8 kgf m 18n m 6 Set the 3 way valve to the opened position 7...
Page 16: ...se with the push pin to the gas service port 5 Air purging of the charge hose Open the low pressure valve on the charge set slightly to purge air from the charge hose 6 Set the 2 way valve to the close position 7 Operate the air conditioner at the cooling cycle and stop it when the gauge indicates 0 1MPa 8 Immediately set the 3 way valve to the closed position Do this quickly so that the gauge end...
Page 17: ... repeat 3 times After purging the air use a torque wrench to tighten the flare nut to on the 2 way valve 4 Check the gas leakage Check the flare connections for gas leakage 5 Discharge the refrigerant Close the valve on the charging cylinder and discharge the refrigerant until the gauge indicates 0 3 to 0 5 Mpa 6 Disconnect the charge set and the charging cylinder and set the 2 way and 3 way valve...
Page 18: ... port 3 Open the valves Low side on the charge set and discharge the refrigerant until the gauge indicates 0 05 to 0 1Mpa If there is no air in the refrigeration cycle the pressure when the air conditioner is not running is higher than 0 1Mpa discharge the refrigerant until the gauge indicates 0 05 to 0 1 Mpa If this is the case it will not be necessary to apply an evacuation Discharge the refrige...
Page 19: ...d toward 0 1 Mpa 76 cmHg vacuum of 4 mmHg or less 3 Close the valve Low side on the charge set turn off the vacuum pump and confirm that the gauge needle does not move approximately 5 minutes after turning off the vacuum pump 4 Disconnect the charge hose from the vacuum pump Vacuum pump oil if the vacuum pump oil becomes dirty or depleted replenish as needle 16 ...
Page 20: ...ed amount of refrigerant if can be charged with a little at a time approximately 150g each time0 while operating the air conditioner in the cooling cycle however one time is not sufficient wait approximately 1 minute and then repeat the procedure pumping down pin 4 Immediately disconnect the charge hose from the 3 way valve s service port Stopping partway will allow the refrigerant to be discharge...
Page 21: ...icator illuminates when the air conditioner starts defrosting automatically or when the warm air control feature is activated in heating mode This indicator illuminates when the air conditioner is in AUTO operation Usually it displays the setting temperature It will display the room temperature when the air conditioner is in FAN only operation It will display SC when self clean function is activat...
Page 22: ...unit stops and LED displays failure information and can t return to normal operation automatically 8 3 7 Zero crossing signal error warning If there is no zero crossing signal in 4 minutes or the interval is wrong the unit will enter error warning 8 3 8 For all modes when the units are turned on the indoor fan can operate 10 seconds after the action of louver 8 3 9 Compressor preheating function P...
Page 23: ... and resumes when T2 5 8 5 3 Outdoor unit current control in cooling mode 8 5 4 Rating capacity test function 1 Set the indoor unit with remote controller as high fan 17 in cooling mode then press TURBO button on controller 6 times or more within 10 seconds make sure indoor unit receives these signals the machine will turn into rating capacity test mode the buzzer will make a di sound for 2 second...
Page 24: ...5 seconds compressor will stop immediately and the machine will not resume until T3 52 8 6 Drying mode 8 6 1 Indoor fan speed is fixed at breeze grade and can t be changed The horizontal angle is the same as in cooling mode 8 6 2 Room overlow temperature protection In drying mode if room temperature is lower than 10 compressor will stop and not resume until room temperature climbs up to 12 8 6 3 E...
Page 25: ...ial Auto fan action in heating mode 8 7 3 The operation frequency of compressor after starting submits to following rule When the machine runs if ΔTh stays in a zone for 3 minutes action of frequency is as follow Zone A Elevate the current frequency one grade and not stop until the maximum grade Zone B Keep the current frequency Zone C Descend the current frequency one grade Zone D Compressor stop...
Page 26: ...ower than 4 for more than 3 minutes Condition 2 If T4 0 The program judges according to the condition 1 if the two items are satisfied then judges if T2 has descended for more than 5 if it has the machine starts defrosting or continues to judge T2 and will not defrost until T2 drops more than 5 Condition 3 No matter what value T4 is if the machine runs with T3 3 for more than 120 minutes and T3 ke...
Page 27: ...8 7 7 Defrosting action on 24 off on off on off on off compressor 4 way valve outdoor fan indoor fan F8 indoor fan breeze 60s 70s 30s no longer than 10 ...
Page 28: ... 17 30 In auto mode the machine will choose cooling heating or fan only mode according to ΔT ΔT T1 Ts ΔT T1 Ts Running mode ΔT 1 Cooling 1 ΔT 1 Fan only ΔT 1 Heating 8 8 2 Indoor fan will choose auto speed of relevant mode 8 8 3 If the machine switches mode between heating and cooling compressor will keep stopping for 15 minutes and then rechoose mode according to ΔT 8 8 4 If the setting temperatu...
Page 29: ...e setting on time and then turn off automatically when reaching the setting off time 8 12 5 Timer off on After turning on the machine will turn off automatically when reaching the setting off time and then turn on automatically when reaching the setting on time 8 12 6 Timer function will be eliminated when the unit is turned off by remote controller 8 13 Sleep function mode 8 13 1 Operation time i...
Page 30: ...ton Self Clean on remote controller SC icon will be displayed on the indoor temperature display area After running for 13 minutes in low fan mode the unit will get into low heating mode anti cold wind function is not valid When the unit keeps low heating mode for 1 min or evaporator high temp protection occurs it will stop heating and get into low fan mode and keep running for another 2 minutes Th...
Page 31: ... be available the PCB will control the unit according to the room temperature detected from its own room temperature sensor and setting temperature 8 18 Outdoor heating cable Optional A heating cable can be fixed on outdoor chassis to help deicing and to avoid freezing Another heating cable can be fixed around compressor to help starting the compressor These heating cables are useful to improve th...
Page 32: ...itors in PCB and relative circuit in outdoor unit even shut down the power supply electricity power are still kept in capacitors do not forget to discharge the electricity power in capacitor Electrolytic Capacitors HIGH VOLTAGE CAUTION Bulb 25 40W 29 ...
Page 33: ...oor fan speed out of control E5 Open or short circuit of outdoor temperature sensors E6 Open or short circuit of indoor temperature sensors P0 Inverter module protection IGBT over strong current protection P1 Over voltage or too low voltage protection P2 Temperature protection of compressor top P4 Inverter compressor drive error Note E4 P3 Reserved function 30 ...
Page 34: ...ction of L N S and GND good NO Reconnect and retest again Is the GND connection on outdoor PCB good 31 9 2 3 E2 zero crossing signal error diagnosis and solution Is the LED4 red on outdoor PCB bright and LED1 yellow blinking Yes Replace outdoor e box Yes The power supply for outdoor PCB is fail Check the wiring on outdoor PCB comparing with wiring plate Is the connection good No Replace indoor PCB...
Page 35: ...tions on PCB and between PCB and compressor good Repair or correct the connector or connection Replace the outdoor PCB and then repower on Is the failure cleared NO YES Check the compressor NO Is the indoor temperature and evaporator sensor connector and connection good Repair the connector and reconnect Replace the sensor and check if E6 display again NO YES Replace the indoor PCB YES Is the outd...
Page 36: ...ce right The the voltage range proper Replace the outdoor E box If the problem comes to of again check coil resistance inverter compressor is it right YES Replace inverter compressor Reconnect and retry NO NO YES Does compressor Reconnect and retest NO operate Is the connection good YES Is protector NO Is refrigerant l circulation volume norma NO normal Charge refrigerant Is abnormality the same a...
Page 37: ...nsor Measure the resistance value of each winding by using the multi meter Some frequently used R T data for T1 T2 T3 and T4 sensor Temperature 5 10 15 20 25 30 40 50 60 9 Resistance Value KΩ 26 9 20 7 16 1 12 6 10 8 5 2 3 5 2 4 Some frequently used R T data for Te sensor Temperature Ԩ 5 15 25 35 60 70 80 90 100 Resistance Value KΩ 141 6 88 56 1 36 6 13 8 9 7 6 9 5 3 7 KΩ ...
Page 38: ...0217 3 Left air filter 1 201132590297 4 Right air filter 1 201132590296 5 Screw cap 3 201132590303 6 Window cover for repairing 1 201132590298 7 Display board enclosure 1 203332390422 8 panel s Mandril 1 201132590292 9 driven swing connector 2 201132590300 10 panel frame 1 201132590301 10 1 initiative swing connector 2 P0000354085 10 2 Louver motor 1 202400200054 Louver motor cover 2 201132590289 ...
Page 39: ... cover 1 201132590299 18 fan motor 1 202400300215 19 Bearing holder 1 202730100201 20 Cross flow fan 1 201100200120 21 Chassis 1 201132590305 22 Installation plate 1 201232390012 23 Electric control assy 1 203332390424 23 8 E part box cover 1 201132390371 23 7 Wire Clip 1 201130100209 23 6 Chip 1 201300731546 Main control board 1 201332390506 23 5 Electronic control box 1 201132390370 23 4 termina...
Page 40: ...1237590027 7 Big handle 1 201135000005 8 Water collector 1 201135270201 9 Right clapboard 1 201235270204 10 clip capacitor 1 201200100002 11 Capacitor Compressor 1 202401090055 12 partition plate assembly 1 201237590008 13 front panel 1 201237400029 14 Front net 1 201137590000 15 motor mounting bracket 1 201237500005 16 axial flow fan 1 201100300502 17 Left supporter 1 201237400028 18 Small handle...
Page 41: ...25 board of terminal assy 1 203337390043 25 1 Wire joint 1 202301450113 25 2 Washer for wire joint 1 201135000004 25 3 Wire clamp 1 201219900001 25 4 board of terminal 1 201237590009 26 liquid valve assembly 1 201637390335 26 1 Liquid valve 1 201600740523 27 Low Pressure Valve Ass y 1 201632390037 27 1 4 Ways valve 1 201600670003 27 2 Gas pipe valve 1 201600720200 28 sound proof materialI 1 202137...
Page 42: ...890173 5 Left air filter 1 201132890174 6 Screw cap 3 201132890172 7 Window cover for repairing 1 201132890168 8 Panel frame assy 1 201132890170 9 Flap 1 201132890176 10 Air out frame assy 1 201132890193 11 Louver motor 1 202400200006 12 lash up switch cover 1 201132890169 13 Drain hose 1 201130000011 14 Evaporator assy 1 201532890029 15 Motor cover 1 201132890175 16 Motor 1 202400300415 17 Bearin...
Page 43: ...1 201132890147 22 3 Main control board 1 201332890093 22 4 Wire Clip 1 201135210303 22 5 Indoor temp sensor 1 202433190000 22 6 Evaporator temp sensor 1 202301300080 22 7 Wire joint 5p 1 202301450119 22 8 Transformer 1 202300900176 23 Remote Controller 1 203355090362 24 Holder remote controller 1 201155060529 25 Copper nut TLM A01 1 201600320000 26 Copper nut TLM C03 1 201600320002 27 connector fo...
Page 44: ...123789G006 7 Big handle 1 201135000005 8 Water collector 1 201135270201 9 Right clapboard 1 201235270204 10 clip capacitor 1 201200100002 11 Capacitor Compressor 1 202401090055 12 partition plate assembly 1 20123789G003 13 front panel 1 201237890018 14 Front net 1 201137890001 15 motor mounting bracket 1 201237890037 16 axial flow fan 1 201100300514 17 Left supporter 1 201237400028 18 Small handle...
Page 45: ...62 25 board of terminal assy 1 203337390043 25 1 Wire joint 1 202301450113 25 2 Washer for wire joint 1 201135000004 25 3 Wire clamp 1 201219900001 25 4 board of terminal 1 201237590009 26 liquid valve assembly 1 201637890228 26 1 Liquid valve 1 201600740523 27 4 Ways valve Ass y 1 201637890243 27 1 4 Ways valve 1 201600690011 27 2 Gas pipe valve 1 201600720195 28 sound proof materialI 1 202137300...
