SERVICE MANUAL
Contents
1. Liquid side 20 Gas mic 22 NY N 2 way ram if Outdoor unit gt ot Procedure 1 Recheck the piping connections 2 Open the valve stem of the 2 way valve counterclockwise approximately 90 wait 10 seconds and then set it to closed position Be sure to use a hexagonal wrench to operate the valve stem 3 Check for gas leakage Check the flare 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 12 6 Set the 3 way valve to the opened position 7 Mounted the valve stem nuts to the 2 way and 3 way valves 8 Check for gas leakage At this time especially check for gas leakage from the 2 way and 3 way stem nuts and from the service port Caution If gas leakage is discovered in step 3 above take the following measures If the leaks stop when the piping connections are tightened further continue working from step 4 If the gas leaks do not stop when the connections are retightened repair the location of the leak discharge all of the gas through the servic2. freq remains if curr descends outdoor unit T running normally 8 7 5 Indoor heat exchanger high temperature protection If T2 gt 60 C the compressor will stop and not resume until T2 lt 48 C 8 7 6 Defrosting mode Condition of defrosting Condition 1 If TA gt O C When the units are running if the following two items are satisfied the units start defrosting The units runs with T3 lt 3 C for 40 minutes and T3 keeps lower than 6 C for more than 3 minutes The units runs with T3 lt 3 C for 80 minutes and T3 keeps lower than 4 C for more than 3 minutes Condition 2 If TA lt O C The program judges according to the condition 1 if the two items are satisfied then judges if T2 has descended for more than 5 C if it has the machine starts defrosting or continues to judge T2 and will not defrost until T2 drops more than 5 C Condition 3 matter what value T4 is if the machine runs with T3 lt 3 C for more than 120 minutes and T3 keeps lower than 2 C for more than 3 minutes the machine will defrost no matter if T2 drops for more than 5 C or not Condition of ending defrosting If any one of following items is satisfied defrosting will finish and the machine will turn to normal heating mode T3 rises to be higher than 12 C T3 rises to be higher than 8 C and remains for 80 seconds The machine has run for 10 minutes in defrosting 23 8 7 7 Def
3. l l l l l l l l 1 Llc et 10 7 Installation details 7 1 Wrench torque sheet for installation Outside diameter Torque Kgf m 1 8 4 2 5 5 7 2 Connecting the cables The power cord of connect should be selected according to the following specifications sheet FSIArt TOOHFD FSIArt 180HFD Unit 2 mm Communication wire between the indoor and outdoor unit FSIArt OOHFD FSIArt 180HFD Unit 2 mm 7 3 Pipe length and the elevation Model length Elevation refrigerant FSIArt 100HFD 3 8 9 52 1 4 06 35 5 FSIArt 180HFD 1 2 12 7 1 4 06 35 5 Indoor unit Indoor unit Outdoor unit Caution Capacity is based on standard length and maximum allowance length is base of reliability Oil trap should be installed per 5 8 meters but not definitely needed 11 7 4 Air purging of the piping and indoor unit Required tools Hexagonal wrench adjustable wrench torque wrenches wrench to hold the joints and gas leak detector Note The air in the indoor unit and in the piping must be purged If air remains in the refrigeration piping it will affect the compressor reduce the cooling capacity and could lead to a malfunction of unit Be sure using a torque wrench to tighten the service port cap after using the service port so that it prevents the gas leakage from the refrigeration cycle indoorunit
4. 4 Horizontal louver action is the same as that in cooling mode 8 7 Heating mode 8 7 1 Indoor fan action Anti cold wind function 21 setting fan speed low fan Evaporator temp A breeze fan stop If the compressor stops caused by room temperature rising indoor fan will be forced to run 127 seconds with breeze During this period anti cold wind is disabled After this anti cold wind function is available If the machine runs in rating capacity test mode indoor fan runs with rating speed and anti cold wind is disabled 8 7 2 Indoor fan speed can be set as high medium low or auto grade but anti cold wind function is preferential Auto fan action in heating mode en 2 5 2 0 1 5 medium 10 L room temp setting Temp AT 8 7 3 The operation frequency of compressor after starting submits to following rule 5 5 4 9 3 3 D E 2 ATh When the machine runs if ATh stays in a zone for 3 minutes action of frequency is as follow Zone Elevate the current frequency one grade and not stop until the maximum grade Zone Keep the current frequency ZoneC Descend the current frequency one grade Zone D Compressor stops after running with F1 for 60 minutes or when ATh gt 6 C 22 8 7 4 Outdoor unit current control in heating mode comp pause freq descends if curr rises 2
5. or unintended operation W Take care to ensure that nobody could step on or fall onto the outdoor unit This could result in personal injury and product damage CAUTION Always check for gas refrigerant leakage after installation or repair of product Low refrigerant levels may cause failure of product E Install the drain hose to ensure that water is drained away properly A bad connection may cause water leakage B Keep level even when installing the product To avoid vibration or water leakage B Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods It may cause a problem for your neighbors B Use two or more people to lift and transport the product Avoid personal injury B Do not install the product where it will be exposed to sea wind salt spray directly It may cause corrosion on the product Corrosion particularly on the condenser and evaporator fins could cause product malfunction or inefficient operation Operational W 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 E 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 B Do not block the inlet or outlet of air flow It may cause product failure Use a
6. pan assembly 1 Big handle 1 Water collector 1 Right clapboard 1 clip capacitor 1 Capacitor Compressor 1 partition plate assembly 1 front panel 1 Front net 1 motor mounting bracket 1 axial flow fan 1 Left supporter 1 1 Small handle top cover assembly x gt z 25 board of terminal assy
7. soft cloth to clean Do not use harsh detergents solvents etc There is risk of fire electric shock or damage to the plastic parts of the product E Do not touch the metal parts of the product when removing the air filter They are very sharp There is risk of personal injury Do not step on pr put anything on the product outdoor units There is risk of personal injury and failure of product Always insert the filter securely Clean the filter every two weeks or more often if necessary A dirty filter reduces the efficiency of the air conditioner and could cause product malfunction or damage E Do not insert hands or other object through air inlet or outlet while the product is operated There are sharp and moving parts that could cause personal injury Do not drink the water drained from the product It is not sanitary could cause serious health issues Use a firm stool or ladder when cleaning or maintaining the product Be careful and avoid personal injury B Replace the all batteries the remote control with new ones of the same type Do not mix old and mew batteries or different types of batteries There is risk of fire or explosion Do not recharge or disassemble the batteries Do not dispose of batteries in a fire They may burn of explode E If the liquid from the batteries gets onto your skin or clothes wash it well with clean water Do not use the remote of the batteries have leaked Th
8. 108X1C 20FZ3 C 6RVN93HON Type Rotary Rotary Brand TOSHIBA SANYO Capacity WwW 10918 5830 Contessa Input WwW 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 Refrigerant oil ml 480 ESTER OIL VG74 750ml Model RPG20D RPG28D Welling Welling ER Input WwW 43 51 Capacitor uF 1 5 1 5 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 mm 21x13 37 21x13 37 c Fin spacing mm 1 4 1 3 Indoor coil d Fin type code Hydrophilic aluminium Hydrophilic aluminium e Tube outside dia and type mm o7 nnergroove tube o7 innergroove tube f Coil length x height x width mm 676 336 26 74 804 336 26 74 g Number of circuits 2 4 Indoor air flow Hi Mi Lo m3 h 600 500 400 870 730 520 Indoor noise level Hi Mi Lo dB A 38 34 28 42 37 32 Dimension W H D mm 900x285x160 1022x295x185 Indoor unit Packing W H D mm 990x375x250 1105x385x275 Net Gross weight Kg 9 11 5 12 15 5 Model YDK24 6G YDK50 6C Brand Welling Welling Outdoor Input W 59 111 96 fan motor Capacitor uF 2 5 2 5 Speed r min 800 550 890 540 a Number of rows 2 2 b Tube pitch a x row pitch b mm 22x19 21x13 37 c Fin spacing mm 1 4 1 4 Outdoor coil d Fin type code hydrophilic aluminium Hydrophilic aluminium e Tube outside dia and type mm 7 94 inn
9. PCB good Reconnect and retest again Is the LEDA red on outdoor PCB bright and LED1 yellow blinking Replace indoor PCB and repower on Is the failure cleared The power supply for outdoor PCB is fail Check the wiring on outdoor PCB comparing with wiring plate Is the connection good No Replace outdoor e box Correct the connection 9 2 3 E2 zero crossing signal error diagnosis and solution Is power supply and connection of connectors good Be sure the power supply is good and correct the connection Indoor PCB is defective Replace the indoor PCB 31 9 2 4 E3 indoor fan speed out of control diagnosis and solution Is the indoor fan motor connector and connection good Repair the connector and reconnect Is voltage being applied to the fan motor rang 90v 160v between mid pin and N on CN1 Indoor PCB is defective Replace the indoor PCB Replace the indoor fan motor 9 2 5 5 or short circuit of outdoor ambient or condenser temperature sensor diagnosis and solution Is the outdoor temperature sensor connector and connection good Repair the connector and reconnect Replace the sensor and Replace outdoor e box check if E5 display again 9 2 6 or short circuit of indoor room or evaporator temperature sensor diagnosis and solution I
10. SD MISherx Aircon Solutions Ltd SERVICE MANUAL Room Airconditioner Split Wall Mounted Type FSIArt LOOHFD 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 Content 1 Precaution 2 Function 3 Dimension 4 Specification 5 Refrigerant cycle diagram 6 Wiring diagram 7 Installation details 71 Wrench torque sheet for installation 7 2 Connecting the cables 7 3 length and elevation 7 4 Air purging of the piping and indoor unit 7 5 Pumping down Re installation 7 6 Re air purging Re installation 7 7 Balance refrigerant of the 2 way 3 way valves 7 8 Evacuation 7 9 Gascharging 8 Electronic function 8 1 Abreviation 8 2 Display function 8 3 Protection 8 4 Fan only mode 8 5 Cooling mode 8 6 Dehumidifying mode 8 7 Heating mode 8 8 Auto mode 8 9 Force cooling function 8 10 Action of 4 way valve 8 11 To speed outdoor fan function 8 12 Timer mode 8 13 Sleep mode 8 14 Auto restart function 8 15 8 16 Self clean function 8 17 Follow me function 8 18 Outdoor unit heating cable function option Hm 11 11 11 12 13 14 15 15 17 18 18 18 19 19 20 21 21 25 25 26 26 26 26 27 27 27 27 28 9 Troubleshooting 9 1 Indoor Unit Error Display 9 2 Diagnosis and So ution 9 3 Key parts checking 12 Exploded wiew 29 30 31 34 35 1 Pr
11. TRANSFORMER SWITCH BOARD DISPLAY BOARD FSIArt 180HFD INDOOR WIRING DIAGRAM 2 INEAN f we M PLUMB STEP MOTOR DOOR STEP MOTOR E M S ey gid i 1 Sf 3 LOUVER MOTOR m CN15 GNI CNI3 6 0 12 i 1 CN11 CN14 INDOOR PCB ROOM TEMP SENSOR RED i f i PIPE TEMP SENSOR io J LN s Bf lye LI an LI LI 1 i LI 1 1 6 2 Outdoor Unit FSIArt 100HFD 202037390206 HEAT EXCHANGER SENSORI BLACK OLP TEMP SENSORR AMBIENT SENSOR WHITE HEATER 2 HEATER 1 OUTDOOR MAIN PCB N A CN3 CN2 REACTORI R1310K mn 5 YELLOW REACTOR2 R6025C ORANGE B eeen RD RED ORANGE g OUTDOOR WIRING DIAGRAM LL LOW TEMPERATURE COOLING SYSTEM FSIArt 180HFD r E a TET OUTDOOR WIRING C Mem DIAGRAM X ss wire DI OUTDOOR MAIN PCB YELLOW R6025 ORANGE R1815 6 0 ORANGE 11 YELLOW CAPACITOR 202037890306 l l l l l l l l l l l l
12. condition of above is not satisfied the machine cannot be turned into rating capacity test mode 2 The machine will quit from the rating capacity test mode if running for 5 hours or changing fan speed or setting temperature 20 8 5 5 Turbo function press the TURBO button on remote controller Elevate current frequency to a higher grade Indoor fan turns to turbo speed After running for 30 minutes the machine will turn back to previous setting mode 8 5 6 Indoor fan operation rule In cooling mode indoor fan runs all the time and the speed can be selected as high medium low and auto Auto fan in cooling mode acts as follow 2 o 2 4 opeens 3 medium E 1 T I 8 5 7 Condenser high temperature protection function in cooling and drying mode If T3 gt 60 C for 5 seconds compressor will stop immediately and the machine will not resume until T3 lt 52 C 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 C compressor will stop and not resume until room temperature climbs up to 12 C 8 6 3 Evaporator anti freezing protection condenser high temperature protection and outdoor unit frequency limit are valid and they are the same as that in cooling mode 8 6
13. e 4 way valve is off while in coolingXdrying and forced cooling mode 4 way valve is on If the machine changes operation mode from heating to cooling and rying and forced cooling mode 4 way valve will be delayed off 2 minutes after compressor stop If the machine changes operation mode from non heating mode to heating mode the 4 way valve will be turned off immediately 8 11 Two speeds outdoor fan function 8 11 1 Outdoor fan action in heating mode including heating in auto mode ke ke o 5 5 g 5 o gt a t c S c es a s o 5 E o ke 4 iz fen Pur gt 9 o UN EN Outdoor fan action in heating mode 5 Outdoor fan action in cooling amp drying mode 2 O including heating in auto mode including cooling in auto amp forced mode 8 11 2 Outdoor fan action in cooling amp drying mode including cooling in auto amp forced mode Please refer to the pic above 8 12 Timer function 8 12 1 Timing range is 24 hours and the setting time is the relative time 8 12 2 Timer on After turning off the machine will turn on automatically when reaching the setting time 8 12 3 Timer off After turning on the machine will turn off automatically when reaching the setting time 8 12 4 Timer on off After turning off the machine will turn on automatically when reaching the setting time and then turn off automatically when reaching the setting
14. e action of compressor is as following 27 At cooling mode if T1 lt TS compressor is off If T12TS compressor is on At heating mode if T1 gt TS compressor is off If T1XTS compressor is on The PCB will take action to the mode change information from remote controller signal but it will not affected by the setting temperature When the unit is running with follow me function if the PCB doesn t receive any signal from remote controller for 7 minutes or pressing FOLLOW ME button again the follow me function will be turned off automatically and the temperature collection function of room temperature sensor will 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 the performance of the air conditioner especially when the outdoor ambient temperature is very low The rated power voltage for the heating cables is 220V 240V The action of the heating cables is controlled by the PCB If outdoor temperature is lower than 5 C the heating cable will begin to work If outdoor temperature is higher than 15 C the heating cable will stop working 28 9 Troubleshooting Safety Because t
15. e chemical in batteries could cause burns or other health hazards 2 Function Operation by remote controller Sensing by room temperature Room temperature sensor Pipe temperature sensor Room temperature control Maintain the room temperature in accordance with 5 the setting temperature Golden fin Optional Anti freezing control in cooling Compact design Prevent the water being frozen on evaporator by sensing the evaporator pipe temperature in cooling mode Time Delay Safety control lonizer Restarting is for approx 3 minutes Indoor fan speed control Turbo high med low breeze Two direction air vane The unit will decide the louver direction according to ct 2 3 D Self diag function Sleep mode auto control The fan is turn to low speed cooling heating The unit will be turn off at the seventh hour Anti cold function Independent dehumidification Prevent the cold wind at the beginning of unit start The function is usually used in rainy days in 8 8 springtime damp areas Auto defrost Air flow Direction control The louver can be set at the desired position or swing up and down automatically Auto restart function When the power supply is interrupted Auto mode and then restore the air conditioners automatically restore the previous function setting The mode can be change by the room temperature Temp Compensation Flexible w
16. e port and then recharge with the specified amount of gas from a gas cylinder 7 5 Pumping down Re installation Outdoor unit 2 way valve 3 way valve Procedure 1 Confirm that both the 2 way and 3 way valves are set to the opened position Remove the valve stem caps and confirm that the valve stems are in the opened position Be sure to use a hexagonal wrench to operate the valve stems 2 Operate the unit for 10 to 15 minutes 3 Stop operation and wait for 3 minutes then connect the charge set to the service port of the 3 way valve Connect the charge hose 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 ends up indicating 0 3 to 0 5Mpa Disconnect the charge set and amount the 2 way and 3 way valve s stem nuts and service port caps Use a torque wrench to tighten the service port cap to a torque of 1 8 kgf m Be sure to check for gas leakage 13 7 6 Re air purging Re installation Outdoor unit Charging cylinder Procedure 1 Confirm that both the 2 way and 3 way valves are set to the closed position 2 Conn
17. ecaution 1 1 Safety Precaution B To prevent injury to the user or other people and property damage the following instructions must be followed B Incorrect operation due to ignoring instruction will cause harm or damage W Before service unit be sure to read this service manual at first 1 2 Warning Installation Do notuse a defective or underrated circuit breaker Use this appliance on a dedicated circuit There is risk of fire or electric shock For electrical work contact the dealer seller a qualified electrician or an Authorized service center Do not disassemble or repair the product there is risk of fire or electric shock Always ground the product There is risk of fire or electric shock E Install the panel and the cover of control box securely There is risk of fire of electric shock B Always install a dedicated circuit and breaker Improper wiring or installation may cause fore or electric shock Use the correctly rated breaker of fuse There is risk of fire or electric shock E Do not modify or extend the power cable There is risk of fire or electric shock B Do not install remove or reinstall the unit by yourself customer There is risk of fire electric shock explosion or injury Be caution when unpacking and installing the product Sharp edges could cause injury be especially careful of the case edges and the fins on the condenser and evaporator W For in
18. ect the charge set and a charging cylinder to the service port of the 3 way valve Leave the valve on the charging cylinder closed 3 Air purging Open the valves on the charging cylinder and the charge set Purge the air by loosening the flare nut on the 2 way valve approximately 45 for 3 seconds then closing it for 1 minute 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 valves to the open position Be sure to use a hexagonal wrench to operate the valve stems 7 Mount the valve stems nuts and the service port cap Be sure to use a torque wrench to tighten the service port cap to a torque 18N m Be sure to check the gas leakage 14 7 7 Balance refrigerant of the 2 way 3 way valves Indoor unit Liquid side Outdoor unit 2 way valve Procedure 1 Confirm that both the 2 way and 3 way valves are set to the open position 2 Connect the charge set to the 3 way valve s service port Leave the valve on the charge set closed Connect the charge hose with the push pin to the service port 3 Open the valves Low side on the charge set and discharge the ref
19. ergroove tube 7 innergroove tube f Coil length x height x width mm 656x550x38 655x546x26 74 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 760x590x285 760x590x285 Outdoor unit Packing W H D mm 887x655x355 887x655x355 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 6 35 9 53 6 35 12 7 Refrigerant Max refrigerant pipe length 20 25 piping Max difference in level m 8 10 Thermostat type Electronic control Electronic control C 17 30 17 30 Operation temp C 15 50 15 34 15 50 15 34 Ambient temp cooling heating Notes Specification are subject to change without prior notice for product improvement 5 Refrigerant cycle diagram ONILV3H SNIIOOO Jepojy ANIVA H3SN3QNOO 39NVHOX3 1V3H 3801 Adv Tlldvo jepo 493H9 LINN HOOGLNO 305 dnon HO1VHOdV 3 1Y3H LINN HOOONI 6 Wiring diagram 6 1 Indoor Unit FSIArt 100HFD INDOOR WIRING DIAGRAM IN FAN Ss OPTIONAL u 1 PLUMB STEP MOTOR DOOR STEP MOTOR LOUVER MOTOR CN15 0 13 CNG 0 12 CN11 14 ROOM TEMP SENSOR PIPE TEMP SENSOR PME Feil vi V V TRANSFORMER SWITCH BOARD DISPLAY BOARD
20. here are capacitors 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 9 1 Note E4 amp P3 30 Indoor Unit Error Display Display LED STATUS EEPROM parameter error E1 Indoor outdoor units communication protection E2 Zero crossing signal error E3 Indoor fan speed out of control E5 Open or short circuit of outdoor temperature sensors E6 Open or short circuit of indoor temperature sensors PO 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 Reserved function 9 2 Diagnosis and Solution 9 2 1 EO EEPROM parameter error error diagnosis and solution Circuit or software error on indoor PCB 9 2 2 E1 indoor outdoor units communication protection error diagnosis and solution Replace indoor PCB Disconnect the power supply after 1 minute connect the power supply turn on the unit with remote controller Does the unit work normally Check the wiring between indoor and outdoor unit Is the connection of L N S and GND good Is the GND connection on outdoor
21. iring connection Outdoor unit Power relay control The unit has 3 mins delay between continuously ON OFF operations Low noise air flow system Bird tail propeller fan makes the outdoor 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 It protects the valves and prevents water from dripping Discharge pipe temperature protection Heating cable Optional Driving heating at 15 C 3 Dimension 3 1 Indoor Unit 3 2 Outdoor Unit FSIArt 100HFD FSIArt 180HFD 4 Specification Model FSIArt 100HFD FSIArt 180HFD Power supply Ph V Hz 1 220 240V 50Hz 1 220 240V 50Hz Capacity Ww 2800 900 3370 5300 1800 6450 Input Ww 730 280 1100 1640 530 2300 Rated current A 3 2 1 3 4 8 7 2 2 479 8 EER W W 3 83 3 23 Capacity Ww 3000 970 3660 5300 1880 6740 Input Ww 690 300 1150 1460 480 2000 Rated current A 3 1 1 4 5 0 6 5 2 3 9 0 w w 4 34 3 63 Moisture Removal L h 0 8 1 5 Max input consumption WwW 1750 2950 Max current A 8 0 13 5 Starting current A 5 0 10 Model DA
22. lem comes to again check coil resistance of inverter compressor is it right Reconnect and retry Replace inverter compressor 33 9 3 Checking for temperature sensors Room temp T1 sensor Indoor coil temp T2 sensor Outdoor coil temp T3 sensor Outdoor ambient temp T4 sensor Compressor exhaust temp Te sensor Measure the resistance value of each winding by using the multi meter Some frequently used data for T1 T2 T3 and T4 sensor Resistance Resistance Value Resistance Value a 5 2 Some frequently used R T data for Te sensor om FSIArt 100HFD indoor panel assembly panel bolt No pum NENNT EE ___ EE 6 jWmdowcwerforrepiing 7 splay board enclosure 8 79 rvenswingconnector ___0 _ initiative swing connector eem 303 1 11 1 2 1 3 2 3 5 7 10 10 2 10 3 1 1 1 1 1 1 3 1 1 1 2 1 2 1 BOM Code 201132590304 P0000350947 11 Air out frame assembly 201132590327 201132590295 11 1 Vertical airflow louver Horizontal airflow grille Grille holder lon engender H T D x pun Air out frame 1 2 Horizontal louver bolt Holder 2 116 stepping motor 2 lash up switch cover 13 Drain Hose 14 Evaporator 15 C
23. mpressor after starting submits to following rule t P r amp bm tempy setting 1 When the machine is running and temp setting temp changes the frequency of compressor will rise or descend a grade 7 minutes after starting After starting if AT stays in a zone for 3 minutes the frequency will change as follow Zone A Current frequency rise a grade till the maximum grade F8 Zone B Keep the current frequency of compressor Zone C Descend the current frequency of compressor until F1 Zone D Compressor stops after running as the minimum frequency F1 for 60 minutes AT is less than 2 C 8 5 2 Indoor heat exchanger anti freezing function If T2 is lower than O C the compressor stops and resumes when T2 gt 5 C 8 5 3 Outdoor unit current control in cooling mode comp pause I3COOL freq descends if curr rises I2COOL freq remains if curr descends outdoor unit I1cooL 4 running normally 8 5 4 Rating capacity test function 1 Setthe indoor unit with remote controller as high fan 17 C 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 seconds continuously Also indoor fan will change to rating speed the frequency of compressor will be fixed as rating value Any
24. nditioner 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 58 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 activated It will also display the malfunction code or protection code This indicator appears only when the compressor is in operation and indicates the current operating frequency 8 3 Protection 8 3 1 Three Minutes Delay at restart for compressor 8 3 2 Temperature protection of compressor top If the temperature of compressor top is too high higher than 115 C and the Over load Protector is cut the units stop When the Over load Protector restore and close lower than 100 C the compressor will restart In this case the compressor is restricted by Three Minutes Delay protection 8 3 3 Temperature protection of compressor exhaust If the exhaust temp of compressor is higher than 115 C and lasts for 5 seconds the compressor stops and does not resume until the exhaust temp is lower than 90 C 8 3 4 Inverter module Protection Inverter module Protection itself has a protection function against current voltage and temperature If these protections happened the corresponding code will display on indoor unit LED 8 3 5 Sensor pr
25. ng or fan only mode according to AT AT T1 Ts AT T1 Ts Running mode Cooling AT gt 1 C Fan only 1 lt ATS1 C 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 AT 8 8 4 If the setting temperature is modified the machine will rechoose running function 8 9 Forced operation function 8 9 1 Forced cooling and auto function can be carried out through a touch button In these two modes the machine can be changed by remote controller to any other mode at any moment 8 9 2 When the machine is off pressing the touch button will carry the machine to forced auto mode after this if pressing the button once again within 5 seconds the machine will turn into forced cooling mode In forced auto forced cooling or any other operation mode pressing touch button will turn off the machine In forced operation remote control is available 8 9 3 In forced operation mode all general protections are available 8 9 4 In forced cooling mode after running for 30 minutes with compressor frequency F2 and breeze indoor fan speed the machine will turn to normal auto mode in which setting temperature is 24 C 8 9 5 The action of forced auto mode is the same as normal auto mode which temperature is 24 C 25 8 10 Action of 4 way valve In heating fan only standby or turning off mod
26. 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 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 in sleep mode is 7 hours The unit will quit from this mode and be turned off in 7 hours 8 13 2 cooling heating or auto mode sleep function is available 8 13 3 Operation process in sleep mode is as follow After pressing SLEEP button on remoter controller the machine will get into sleep mode When cooling the setting temperature rises 1 C be lower than 30 C every one hour 2 hour later the rising stops and indoor fan is fixed as low speed When heating the setting temperature descends 1 C be lower than 30 C every one hour 2 hour later the descending stops and indoor fan is fixed as low speed and anti cold wind is available 26 8 13 4 If user uses timer on function in sleep mode sleep function will pause and not resume until reaches the setting on time 8 13 5 When user uses timer off function in sleep mode or sleep function in timer off mode if the timing time is less than 7 hours sleep function will be cancelled when reaching the setting time If the timing time is more than 7 hours the machine will not stop until reaches the setting off time in sleep mode 8 14 Auto Restart f
27. onnecting pipe clamp 16 Baffle of temperature induction 17 Motor cover 18 fan motor 19 Bearing holder 20 Cross flow fan 21 Chassis 22 Installation plate 23 Electric control assy 23 8 E part box cover 23 7 Wire Clip 23 6 Main control board Electronic control box L terminal 23 3 transformer 23 2 Indoor temp sensor 23 1 Pipe Temp sensor 23 9 Wire clamp 24 Remote controller 25 Holder remote controller Copper nut Copper nut connector for watering 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 IN ww FSIArt 100HFD outdoor we omode 3 heem indoortemp sensor 1 208000009 sos FSIArt 180HFD indoor Part Name Front panel Display board assy Air cleaner holder Air cleaner Right air filter Left air filter Window cover for repairing Flap Air out frame assy Louver motor lash up switch cover Drain hose Evaporator assy Motor cover EE EE Panel frame assy Bearing holder i i T gt 2 FSIART 180HFD outdoor Part Name Quantity BOM code Indoor temp sensor 2011374G0003 1 Rear net 1 condenser coil assembly 1 Pipe Temperature Sensor 1 valve plate 1 base
28. otection at open circuit and breaking disconnection 8 3 6 Fan Speed is out of control When Indoor Fan Speed is too low lower than 300RPM for 50 seconds the 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 Preheating permitting condition If TA outdoor ambient temperature lt 3 C and the machine connects to power supply newly or if T4 lt 3 C and compressor has stopped for over 3 hours the compressor heating cable will work Preheating mode A weak current flow through the coil of compressor from the wiring terminal of compressor then the compressor is heated without operation Preheating release condition If TA gt 5 C or user turns on the machine and compressor runs preheating function will stop 8 4 Fan Only Mode 8 4 1 Temperature setting function is disabled and no setting temperature display 8 4 2 Inthis mode the action of louver is the same as in cooling mode 8 4 3 The action of auto fan in fan only mode is the same as auto fan in cooling mode with 24 C setting temperature 1 24 e e 19 8 5 Cooling Mode 8 5 1 The operation frequency of co
29. rigerant 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 1 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 refrigeration gradually if it is discharged too suddenly the refrigeration oil still be discharged 15 7 8 Evacuation M Outdoor unit 2 way valve 222777 Vacuum pump 5 JUL e go Procedure 1 Connect the vacuum pump to the charge set s centre hose 2 Evacuation for approximately one hour Confirm that the gauge needle has moved 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 7 9 Gascharging Indoor unit Liquid side Outdoor unit Gas side Charging cylinder Procedure 1 Connect the charge hose to the charging cylinder Connect the charge hose which you disconnected from the vacuum pump to the valve at the bottom of the cylinder 2 Purge the air from the charge hose Open the valve at the bot
30. rosting action compressor 4 way valve outdoor fan indoor fan indoor fan breeze 605 70s En no longer than 10 22305 24 8 7 8 Rating capacity test function Set the indoor unit with remote controller as high fan 30 C in heating 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 seconds continuously Also indoor fan will change to rating speed the frequency of compressor will be fixed as rating value Any condition of above is not satisfied the machine cannot be turned into rating capacity test mode The machine will quit from the rating capacity test mode if running for 5 hours or changing fan speed or setting temperature 8 7 9 Turbo function in heating mode press the TURBO button on remote controller Elevate current frequency excluding F8 to a higher grade If indoor fan is in low speed or pause caused by defrosting or anti cold wind function frequency of compressor will not be elevated one grade until these limit has been released Indoor fan changes to turbo speed and anti cold wind function is valid 8 8 Auto mode function 8 8 1 This mode can be chosen with remote controller and the setting temperature can be changed between 17 30 C In auto mode the machine will choose cooling heati
31. s the indoor temperature and evaporator sensor connector and connection good Repair the connector and reconnect Replace the sensor and Replace the indoor PCB check if 6 display again 9 2 7 PO IGBT over strong current protection diagnosis and solution Is all connections 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 Check the compressor failure cleared 32 9 2 8 P1 over voltage or too low voltage protection diagnosis and solution Is the power supply good Be sure the power supply is normal when using the units Replace the outdoor e box 9 2 9 P2 temperature protection of compressor top diagnosis and solution Is the connection good Does compressor Reconnect and retest operate Is refrigerant circulation volume normal Charge refrigerant Is abnormality the same after gas charging Is protector normal Replace the protector Check the outdoor main PCB Is there some problem Replace the outdoor PCB Check refrigerant system such as clogging of capillary etc 9 2 10 PA inverter compressor drive error diagnosis and solution Is the connection of compressor good Is the wiring sequence right The voltage range proper Replace the outdoor E box If the prob
32. stallation always contact the dealer or an Authorized service center There is risk of fire electric shock explosion or injury Do not install the product on a defective installation stand It may cause injury accident or damage to the product E 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 notlet 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 B Take care to ensure that power cable could not be pulled out or damaged during operation There is risk of fire or electric shock E Do not place anything on the power cable There is risk of fire or electric shock E Do not plug or unplug the power supply plug during operation There is risk of fire or electric shock E Do not touch operation the product with wet hands There is risk of fire or electric shock Do not place a heater or other appliance near the power cable There is risk of fire and electric shock E Do not allow water to run into electric parts It may cause fire failure of the product or electric shock Do not store or use flammable gas or combustible near the product There is risk of fire or failure of product E Do not use the product in a tightly closed space for a long
33. time Oxygen deficiency could occur B When flammable gas leaks turn off the gas and open a window for ventilation before turn the product on Do not use the telephone or turn switches on or off There is risk of explosion or fire W if strange sounds or small or smoke comes from product Turn the breaker off or disconnect the power supply cable There is risk of electric shock or fire W Stop operation and close the window in storm or hurricane If possible remove the product from the window before the hurricane arrives There is risk of property damage failure of product or electric shock Do notopen the inlet grill of the product during operation Do not touch the electrostatic filter if the unit is so equipped There is risk of physical injury electric shock or product failure B When the product is soaked flooded or submerged contact an Authorized service center There is risk of fire or electric shock Be caution that water could not enter the product There is risk of fire electric shock or product damage B Ventilate the product from time to time when operating it together with a stove etc There is risk of fire or electric shock B Turn the main power off when cleaning or maintaining the product There is risk of electric shock B When the product is not be used for a long time disconnect the power supply plug or turn off the breaker There is risk of product damage or failure
34. tom of the cylinder and press the check valve on the charge set to purge the air be careful of the liquid refrigerant 3 Open the valves Low side on the charge set and charge the system with liquid refrigerant If the system cannot be charge with the specified amount of refrigerant if can be charged with a little at a time approximately 150g each timeO 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 discharged If the system has been charged with liquid refrigerant while operating the air conditioner turn off the air conditioner before disconnecting the hose 5 Mounted the valve stem caps and the service port Use torque wrench to tighten the service port cap to a torque of 18N m Be sure to check for gas leakage 17 8 Electronic function 8 1 T1 T2 T3 T4 8 2 18 Abbreviation Indoor ambient temperature Pipe temperature of indoor heat exchanger Pipe temperature of outdoor heat exchanger Outdoor ambient temperature Display function 8 2 1 Icon explanation on indoor display board ull F aoe Lights up when the super ionizer function is energized This indicator illuminates when TIMER is set ON OFF This indicator illuminates when the air co
35. unction In case of a sudden power failure the indoor main chip will restore the setting conditions before the power failure The unit will resume the previous operation setting including setting mode temperature fan speed vertical swing automatically after 3 minutes when power returns 8 15 Super lonizer function Super ionizer function which is controlled through remote controller is available only when the unit is on After the Aircon being turned on the lonizer function is switched on when the unit receives CODE from remote controller at first time and ionizer is switched off when the unit receives the CODE again It s a circle After starting the lonizer function the ionizer can work only when the indoor fan motor is running If the indoor fan motor is off the ionizer also stops working even though the lonizer function is available lonizer function will not be off when the running mode is switched lonizer function will be off when the unit is turned off 8 16 Self clean function 1 Self Clean function is available only at cooling including auto cooling and turbo and drying mode when the user presses down the button 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 occ
36. urs it will stop heating and get into low fan mode and keep running for another 2 minutes Then the unit will quit from Self Clean function and turn off 2 When setting the Self Clean function the unit has been in Timer or Turbo function the Timer or Turbo function will be cancelled and then execute Self Clean function 3 When the unit is running Self Clean function all other functions will be not available except swing air direction clean air vent LED display and only receiving Self Clean code again or turn off code the unit will quit from the function 4 When the unit is running Self Clean function all protection functions are valid 8 17 Follow me function If the indoor PCB receives the signal which results from pressing the FOLLOW ME button on remote controller the buzzer will emit a sound and this indicates the follow me function is initiated But when the indoor PCB receives signal which sent from remote controller every 3 minutes the buzzer will not respond When the unit is running with follow me function the PCB will control the unit according to the temperature from follow me signal and the temperature collection function of room temperature sensor will be shielded but the error detective function of room temperature sensor will be still valid When the follow me function is available the PCB will control the unit according to the room temperature T1 from the remote controller and the setting temperature TS and th
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