Fisher FSK-124HF Technical & Service Manual Download Page 1

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TECHNICAL SERVICE MANUAL

CASSETTE TYPE AIR-CONDITIONER

(Four-way cassette)

FSK-124HF

FSK-184HF

FSK-244HF

FSK-364HF

FSK-484HF

FI-SM-040819

Summary of Contents for FSK-124HF

Page 1: ...TECHNICAL SERVICE MANUAL CASSETTE TYPE AIR CONDITIONER Four way cassette FSK 124HF FSK 184HF FSK 244HF FSK 364HF FSK 484HF FI SM 040819 ...

Page 2: ... Part 5 Operation Range 9 Part 6 Capacity Table 10 Part 7 Outlines and Dimension 15 Part 8 Electric Control Functions 19 Part 9 Wiring Diagram 26 Part 10 Installation 30 Part 11 Servicing and Maintenance 39 Part 12 Exploded view 41 NOTICE Specifications are subject to change without notice for further improvement All the product information has been carefully checked ...

Page 3: ...ost advanced 3 Dimensional Screw fan Reduces the air resistance passing through Smoothes the air flow Makes air speed distribution to the heat exchange uniform 3 Dimensional Screw fan 4 Improvement for easy installation and maintenance Little space is required for installation into a shallow ceiling Because of the compactness and weight reduction of the main unit and panel all models can be instal...

Page 4: ...r TOSHIBA Guangdong TOSHIBA Guangdong Capacity Btu h 14600 14800 20150 20300 Input W 1400 1430 1980 2105 Rated current RLA A 6 5 9 7 10 3 Locked rotor Amp LRA A 29 9 33 0 45 Thermal protector UP3RE0591 T56 UP3SE0391 T39 Capacitor uF 35 40 Compressor Refrigerant oil ml 480 750 Model YDK45 4F YDK45 4F Brand WELLING WELLING Input W 63 63 Capacitor uF 1 5μF 450V 2 5μF 450V Indoor fan motor Speed hi lo...

Page 5: ... of circuits 2 3 Outdoor air flow m3 h 1800 2200 Outdoor noise level dB A 43 48 Dimension W H D mm 760 590 285 845 695x335 Packing W H D mm 890 655 360 965 847 395 Outdoor unit Net Gross weight kg 40 45 55 60 Refrigerant type g R407C 1330 R407C 2050 Design pressure MPa 2 6 1 2 2 6 1 2 Liquid side Gas side mm inch Ф6 35 Ф12 7 Ф6 35 Ф12 7 Max refrigerant pipe length m 15 15 Refrigerant piping Max di...

Page 6: ...YO Supplier LG SANYO SANYO Capacity Btu h 29000 39067 49474 Input W 2760 4000 4950 Rated current RLA A 12 4 7 8 5 Locked rotor Amp LRA A 61 50 50 Thermal protector INTERNAL TYPE INTERNAL TYPE INTERNAL TYPE Capacitor u 60 Compressor Refrigerant oil ml 750 1700 1700 Model YDK55 6 YDK56 6 YDK56 6 Brand WELLING WELLING WELLING Input W 120 137 137 Capacitor uF 3 5 3 3 Indoor fan motor Speed hi lo r min...

Page 7: ... mm 850X810X44 955 915 44 715X1220X44 Outdoor coil Number of circuits 2 8 4 Outdoor air flow m3 h 3000 5000 6000 Outdoor noise level dB A 52 57 57 Dimension W H D mm 895X860X330 990x960x360 940X1245X360 Packing W H D mm 972X9875X406 1120x1090x435 1018X1377X434 Outdoor unit Net Gross weight Kg 79 90 101 106 110 125 Refrigerant type g R407C 2500 R407C 2700 R407C 4050 Design pressure MPa 1 2 2 8 1 2 ...

Page 8: ...Hz Sound pressure level dB 0dB 0 0002 μ bar Audibility limits of continuous white sound Octave band center frequency Hz Sound pressure level dB 0dB 0 0002 μ bar Audibility limits of continuous white sound FSK 364HF FSK 484HF Octave band center frequency Hz Sound pressure level dB 0dB 0 0002 μ bar Audibility limits of continuous white sound 7 ...

Page 9: ...Part 4 Velocity temperature distribution Discharge angle 60º Airflow velocity Temperature 8 ...

Page 10: ...Part 5 Operation Range Ensure the operating temperature is in allowable range 9 ...

Page 11: ... kW 4 76 4 55 4 39 4 14 3 97 3 85 3 73 Sensitive capacity kW 3 81 3 64 3 51 3 31 3 18 3 08 2 98 32ºC D 23ºC W Input kW 1 17 1 33 1 50 1 67 1 83 2 00 2 17 Model FSK 124HF HEATING OUTDOOR TEMPERATURE Indoor Conditions 24ºC D 18ºC W 12ºC D 11ºC W 7ºC D 6ºC W 4ºC D 3ºC W 0ºC D 1ºC W 5ºC D 6ºC W 7ºC D 8ºC W 15ºC D 16ºC W Capacity kW 5 16 4 13 3 44 3 10 2 92 2 61 2 41 2 24 15ºC Input kW 1 62 1 30 1 08 1...

Page 12: ...3 6 10 5 75 5 52 5 35 5 18 Sensitive capacity kW 5 29 5 06 4 88 4 60 4 42 4 28 4 14 32ºC D 23ºC W Input kW 1 65 1 89 2 12 2 36 2 59 2 83 3 06 Model FSK 184HF HEATING OUTDOOR TEMPERATURE Indoor Conditions 24ºC D 18ºC W 12ºC D 11ºC W 7ºC D 6ºC W 4ºC D 3ºC W 0ºC D 1ºC W 5ºC D 6ºC W 7ºC D 8ºC W 15ºC D 16ºC W Capacity kW 7 20 5 76 4 80 4 32 4 08 3 65 3 36 3 12 15ºC Input kW 2 58 2 06 1 72 1 63 1 55 1 4...

Page 13: ... 65 8 17 7 84 7 59 7 35 Sensitive capacity kW 7 51 7 19 6 92 6 53 6 27 6 07 5 88 32ºC D 23ºC W Input kW 2 50 2 85 3 21 3 57 3 92 4 28 4 63 Model FSK 244HF HEATING OUTDOOR TEMPERATURE Indoor Conditions 24ºC D 18ºC W 12ºC D 11ºC W 7ºC D 6ºC W 4ºC D 3ºC W 0ºC D 1ºC W 5ºC D 6ºC W 7ºC D 8ºC W 15ºC D 16ºC W Capacity kW 9 84 7 87 6 56 5 90 5 58 1 94 4 59 4 26 15ºC Input kW 3 54 2 83 2 36 2 24 2 12 2 01 1...

Page 14: ...12 31 11 81 11 44 11 07 Sensitive capacity kW 11 32 10 83 10 43 9 84 9 45 9 15 8 86 32ºC D 23ºC W Input kW 3 70 4 23 4 76 5 29 5 82 6 35 6 88 Model FSK 364HF HEATING OUTDOOR TEMPERATURE Indoor Conditions 24ºC D 18ºC W 12ºC D 11ºC W 7ºC D 6ºC W 4ºC D 3ºC W 0ºC D 1ºC W 5ºC D 6ºC W 7ºC D 8ºC W 15ºC D 16ºC W Capacity kW 14 04 11 23 9 36 8 42 7 96 7 11 6 55 6 08 15ºC Input kW 5 76 4 61 3 84 3 65 3 46 3...

Page 15: ...19 16 22 15 57 15 08 14 59 Sensitive capacity kW 14 92 14 27 13 75 12 97 12 45 12 06 11 67 32ºC D 23ºC W Input kW 4 59 5 24 5 90 6 56 7 21 7 87 8 52 Model FSK 484HF HEATING OUTDOOR TEMPERATURE Indoor Conditions 24ºC D 18ºC W 12ºC D 11ºC W 7ºC D 6ºC W 4ºC D 3ºC W 0ºC D 1ºC W 5ºC D 6ºC W 7ºC D 8ºC W 15ºC D 16ºC W Capacity kW 18 72 14 98 12 48 11 23 10 61 9 48 8 74 8 11 15ºC Input kW 7 20 5 76 4 80 4...

Page 16: ...it FSK 124HF FSK 184HF 580 Body 67 600 Ceiling hole 650 Panel 401 Hook location 611 Hook location 580 Body 422 28 5 600 Ceiling hole 650 Panel Drain side and Tubing side A 600 Hook 265 Panel Chart 4 Body Nut Ceiling 2 Outdoor unit FSO 124HF 15 ...

Page 17: ...3 Outdoor unit FSO 184HF 12 5 4 Indoor unit FSK 244HF 16 Gas side Liquid side Pump inspect hole 4 install hanger Drain hole E parts box ...

Page 18: ... Pump inspect hole 4 install hanger Drain hole E parts box 310 6 Outdoor unit FSO 244HF COMP A BODY DIMENSION B BODY DIMENSION C INSTALL BOLTS D INSTALL BOLTS E INSTALL BOLTS F INSTALL BOLTS G BASE FOOT H WATER RECEIVER 895 300 330 590 163 141 355 1013 17 ...

Page 19: ...D INSTALL BOLTS E INSTALL BOLTS F INSTALL BOLTS G BASE FOOT H WATER RECEIVER 990 340 360 625 182 5 182 5 396 1070 8 Outdoor unit FSO 484HF A BODY DIMENSION B BODY DIMENSION C INSTALL BOLTS D INSTALL BOLTS E INSTALL BOLTS F INSTALL BOLTS G BASE FOOT 940 0 340 378 600 170 170 400 18 ...

Page 20: ...warning indicator defrosting indicator and pre heating indicator wind delivery indicator for cooling only A C 2 4 2 LED indicates errors when protection is in effective 2 5 Four way Valve It is controlled by relays 2 6 Condensate Pump It is controlled by relays 3 Operation Modes and Functions 3 1 Manual Operation 3 1 1 The manual operation mode is controlled through manual pad in the wind in take ...

Page 21: ...der this mode corresponding protections are in effective 3 1 3 5 Push manual pad to end this mode and switch over to manual cooling mode 3 2 Heating Mode 3 2 1 Four way valve opens at once while defrosting process closes 3 2 2 Condition for the compressor action Ts set temperature Ta room temperature Condition Compressor Outdoor fan Ta Ts 4 Off Off Room temp up Ta Ts 4 On On Ta Ts 3 On On Room tem...

Page 22: ...ndoor fan acts according to anti cold air function 3 3 1 4 4 Defrosting pre heating lamp continues to be on until indoor fan starts up 3 3 2 The defrosting of FSK 364 484HF is processed by outdoor control board 3 3 2 1 Defrosting Conditions any of the following conditions is meet 3 3 2 1 1 Under indoor pipe high temperature protection in heating mode accumulated operating time is up to 90 minutes ...

Page 23: ... auto mode the heating fan only or cooling operation will be automatically chosen according to the room temperature Ta and the set temperature Ts 3 6 2 1 When Ta Ts 1 c it performs the heating operation with a set temperature of Ts 1 c refer to the heating mode However the cool only model will be in low fan 3 6 2 2 When Ts 2 c Ta Ts 1 c control according to cooling auto fan with a set temperature ...

Page 24: ...he swing angle is between 15 and 15 with 15 being its center 4 4 Condensate Pump 4 4 1 The action of the water pump is controlled by water level switch 4 4 2 Control procedures check water level every 5 seconds 4 4 2 1 When entering cooling mode dehumidifying mode or forced cooling mode condenser starts at once and operates continue until the above modes stop 4 4 2 2 Under stand by heating or fan ...

Page 25: ...e turned on the defrosting light flashes in a frequency of 0 5Hz This situation will be recovered only when power is switched off 5 1 2 2 If the AC don t check the compressor current through electric control system then use compressor self current protection 5 1 2 2 36000BTU 600000BTU compressor current is checked by outdoor main board The protection principle is as following In any case after the...

Page 26: ...k 1 protection Over current protection of the compressor occurs 4 times in 1h Lamps of operation timer defrosting only fan flashing simultaneously at 5Hz Whole unit is shut down It cannot recover unless power is cut off 2 protection Outdoor protection absent phrase phrase sequence and temperature protection All lamps flashing at 5Hz 3 error Room temperature sensor checking channel is abnormal Time...

Page 27: ... I TE 3 XS1 XS8 XP1 XP8 XT1 R L6 T4 K3 KM 1 SW I N G R T2 R T1 FAN 1 C N 17 2 10 R L6 2 C O D E C AP1 P C BO AR D SO C KETS C O M PR ESSO R C O N TR O L W I R E C O N N EC TO R S 7 W AY TER M I N AL C O M PR ESSO R R ELAY W ATER LEVEL SEN SO R PI PE TEM PER ATU R E SEN SO R R O O M TEM PER ATU R E SEN SO R I N D O O R FAN SW I N G M O TO R TR AN SFO R M ER C O N N EC TO R S I N D O O R FAN C APAC ...

Page 28: ...FSK 244HF Indoor Unit Outdoor Unit XT3 VALVE R T3 XT1 XT2 XS1 XP1 KM 1 FAN C AP2 C O M P C AP1 27 ...

Page 29: ... 2 1 3 S V XT7 XT6 N H EATER C O M P C N 100 208 XT3 T5 R T4 K1 R T3 XP8 9 H PR O T201 XT5 7 XT4 KM 1 H EAT R T3 C N 206 C N 201 XT5 XP8 XS8 C N 100 C N 208 C N 200 KM 1 C N 203 T201 C O M P XS8 9 FAN 3 C AP3 FAN 3 C AP3 4 H PR O K1 R T4 XP9 XS9 28 ...

Page 30: ... XT7 XT6 N H EATER C O M P C N 100 208 XT1 T5 R T4 K1 R T3 XP8 9 H PR O T201 XT5 7 XT2 KM 1 H EAT R T3 C N 206 C N 201 XT5 XP8 XS8 C N 100 C N 208 C N 200 KM 1 C N 203 C O M P XS8 9 FAN 3 C AP3 FAN 3 FAN 4 C AP3 C AP4 4 H PR O K1 R T4 XP9 XS9 FAN 4 C AP4 29 ...

Page 31: ...t easily FSK 124 184HF A 280 FSK 244HF A 260 FSK 364 484HF A 330 1000mm 1000mm 1000mm 1000mm Chart 2 outdoor Install the outdoor unit on a rigid base to prevent increasing noise level and vibration Determine the air outlet direction where the discharged air is not blocked In the case that the installation place is exposed to strong wind such as a seaside or high position secure the normal fan oper...

Page 32: ... unnecessary part If the ceiling is extremely high please determine the length of the installation hook according to facts Cut the installation hook open in the middle position then use appropriate length of reinforcing rod φ12 to weld together The length could be calculated from Chart5 Length 210 L in general L is half of the whole length of the installation hook c Please adjust the hexangular nu...

Page 33: ...and positions of the hole opening on ceiling Please first guarantee the flatness and horizontal of ceiling when installing it Refer to the A a mentioned above for others c Refer to the A c mentioned above for installation d Remove the installation paper board 1 Install The Panel Cautions Never put the panel face down on floor or against the wall or on bulgy objects Never crash or strike it 1 Remov...

Page 34: ... are fixed well f Keep fastening the screws under the panel hooks until the thickness of the sponge between the body and the panel s outlet has been reduced to about 4 6mm The edge of the panel should contact with the ceiling well Refer to chart 12 Malfunction described in Chart 13 can be caused by inappropriate tightness the screw If the gap between the panel and ceiling still exists after fasten...

Page 35: ...ward the expansible hooks Determine the length of the installation hooks from the height of ceiling then cut off the unnecessary part If the ceiling is extremely high please determine the length of the installation hook according to facts The length could be calculated from Chart5 Length H 181 L in general L is half of the whole length of the installation hook c Please adjust the hexangular nuts o...

Page 36: ...the installation paper board onto the air conditioner with bolts M6X12 to determine in advance the sizes and positions of the hole opening on ceiling Please first guarantee the flatness and horizontal of ceiling when installing it Refer to the A a mentioned above for others c Refer to the A c mentioned above for installation d Remove the installation paper board 2 Install The Panel 1 Remove the in...

Page 37: ...ghtness the screw If the gap between the panel and ceiling still exists after fastening the screws the height of the indoor unit should be modified again Refer to chart 14 left You can modify the height of the indoor unit through the openings on the panel s four corners if the lift of the indoor unit and the drainpipe is not influenced refer to chart 14 right 4 Hang the air in grid to the panel th...

Page 38: ...rt of stop value then connect the flare pipe immediately in 5 minutes If the nuts have been loosened for a long time dusts and other impurities may enter the pipe system and may cause malfunction later So please expel the air out of the pipe with refrigerant before connection c Expel the air after connecting the refrigerant pipe with the indoor unit and the outdoor unit Then fasten the nuts at the...

Page 39: ... wiring is connected correctly The length of the tubing and the added stow capacity of the refrigerant have been recorded The power voltage fits the rated voltage of the air conditioner There is no obstacle at the outlet and inlet of the outdoor and indoor units The gas side and liquid side stop values are both opened The air conditioner is pre heated by turning on the power 3 According to the use...

Page 40: ...tly Set the temperature properly Door or window is open Close door and window Air filter is blocked with dust or dirtiness Clean the air filter Inlet outlet of indoor outdoor units are blocked Clear all blockages Inlet outlet of indoor outdoor units are blocked Clear the blockage then restart your operation Air flowing normally with low cooling heating effect Be in 3 minutes protection of compress...

Page 41: ...en when the ON OFF button is pushed Check whether the signal transmitter of the remote controller is properly directed to the receiver of the indoor unit when the ON OFF button is pushed Direct the signal transmitter of the remote controller to the receiver of the indoor unit and then repeatly push the ON OFF button twice Buttons on the remote controller don t work Press Reset button 3 Clean CAUTI...

Page 42: ...Part 12 Exploded view 1 FSK 124HF Indoor unit 41 ...

Page 43: ...ater pipe 1 26 11 Panel 1 11 Drain Pump Holder 1 26 12 Install cover swing motor 1 12 Pipe Temperature Sensor Ass y 1 26 13 Install cover I 1 13 Evaporator Ass y 1 26 14 Install cover II 1 14 Fixing clamp evaaporater 1 26 15 Install cover I 1 15 Deseparating board left 1 27 Remoter 1 16 Inlet pipe eva 1 28 Holder Remote Controller 1 17 Outlet pipe eva 1 29 E control Assy 1 18 Wire crossing board 1...

Page 44: ...an Propeller 1 18 Capacitor Fan Motor 1 6 Fan Motor 1 19 Capacitor Block 1 7 Base Pan Ass y 1 20 Capacitor Compressor 1 8 Compressor Foot Mat 3 21 E Parts Board 1 9 High Pressure Valve 1 22 Holder Fan Motor 1 9 Low Pressure Valve 1 23 Top Cover 1 10 Compressor 1 24 Pipe temperature sensor 1 11 Four way Valve 1 25 Condensator 1 12 Clapboard 1 26 Left clapboard 1 13 Valve Installation Panel 1 27 Lef...

Page 45: ...2 FSK 184HF Indoor unit 44 ...

Page 46: ...water pipe 1 26 11 Panel 1 11 Drain Pump Holder 1 26 12 Install cover swing motor 1 12 Pipe Temperature Sensor Ass y 1 26 13 Install cover I 1 13 Evaporator Ass y 1 26 14 Install cover II 1 14 Fixing clamp evaaporater 1 26 15 Install cover I 1 15 Separating board left 1 27 Remoter 1 16 Inlet pipe eva 1 28 Holder Remote Controller 1 17 Outlet pipe eva 1 29 E control Assy 1 18 Wire crossing board 1 ...

Page 47: ...wiring 1 7 Foam over holder for motor 1 25 Gas pipe valve 1 8 Cover 1 26 Liquid pipe valve 1 9 Fixing clamp for condenser 2 27 Separating board 1 10 Condenser 1 28 Compressor 1 11 Antivibration sponge Tail net 2 29 Rubber underlay for compressor 3 12 Rear net 1 30 Chassis 1 13 Little handle 1 31 Front right clapboard 1 14 Left clapboard 1 32 4 Ways valve ass y 1 15 Rear right clapboard 1 33 4 Ways...

Page 48: ...12 FSK 244HF Indoor unit 47 ...

Page 49: ...r 6 43 Back board Air out 1 1 15 Evaporator Base Ass y 1 44 Back board Air out 2 1 16 Base Pan Ass y 1 45 Back board Air out 3 1 16 Wire clamp board 1 46 Back board Air out 4 1 17 Sealing board pipe out 1 47 Foam air out 1 4 18 Install hanger 4 47 Foam air out 2 4 19 Expandable hanger 4 48 Fixing hanger 1 Evaporator 1 20 Drain Pump Ass y 1 49 Fixing hanger Evaporator 2 21 Water switch 1 50 Eva in ...

Page 50: ... Segregator 1 9 Support board Left Side 1 26 Four way Valve 1 10 Rear Net 1 Four way Valve Solenoid 1 11 Support board Back side 1 27 High Pressure Valve 1 4 in 1 12 Handle 2 28 Capillary pipe Ass y 1 13 Separating board 1 29 Low Pressure Valve 3 8 in 1 14 Base Pan Ass y 1 30 Refrigerant Container 1 15 Cabinet Front Right 1 31 Pipe Temp Sensor Ass y 1 16 Capacitor Clamp 1 32 Underlay Rear net 1 17...

Page 51: ...13 FSK 364 484HF Indoor unit 50 ...

Page 52: ...or 6 43 Back board Air out 1 1 15 Evaporator Base Ass y 1 44 Back board Air out 2 1 16 Base Pan Ass y 1 45 Back board Air out 3 1 16 Wire clamp board 1 46 Back board Air out 4 1 17 Sealing board pipe out 1 47 Foam air out 1 4 18 Install hanger 4 47 Foam air out 2 4 19 Expandable hanger 4 48 Fixing hanger Evaporator 1 20 Drain Pump Ass y 1 49 Fixing hanger Evaporator 2 21 Water switch 1 50 Eva in p...

Page 53: ...r wire joint 1 7 Condenser I 1 24 Wire joint 4p 1 7 Condenser II 1 25 Installation board for E parts 1 8 Left clapboard 1 26 Main control board 1 9 Rear Net 1 27 Main board box 1 10 Big Handle 1 28 Refrigerant container 1 11 Rear right clapboard 1 29 Fixing clamp container 1 12 Separating board 1 30 Discharge temp sensor 1 13 Installation plate for valves 1 31 4 Ways valve 1 14 Chassis 1 32 Liquid...

Page 54: ...y 1 24 Compressor 1 8 Condenser I 1 25 Refrigerator Container 1 8 Condenser II 1 26 Fixture Segregator 1 9 Left Side Cabinet 1 27 Four way Valve 1 10 Supporter Rear Cabinet 1 27 Four way Valve Solenoid 1 11 Cabinet Back side 1 28 High Pressure Valve 1 12 Handle 2 29 Capillary Tube Ass y 1 13 Plate Sound proof 1 30 Electric heat belt for comp 1 14 Base Pan Ass y 1 31 Discharge temp controller 1 15 ...

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