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Fujitsu General AOH12LFBC, Service Manual

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Fujitsu General AOH12LFBC Service Manual Download Page 4

REFRIGERANT SYSTEM DIAGRAM

2-Way 

valve

Strainer

Strainer

3-Way 

valve

Muffler

M

uf

fle

r

4-Way valve

Expansion valve

Heat exchanger 

( INDOOR )

Heat exchanger 
 ( OUTDOOR )

AOH9LFBC

(2Pass)

AOH12LFBC

(4Pass)

C

om

pr

es

so

r

Cooling
Heating

ASH12LSBCW / AOH12LFBC

Models : ASH9LSBCW / AOH9LFBC

2005.02.01

3

Summary of Contents for AOH12LFBC

Page 1: ...FRIGERANT SYSTEM DIAGRAM 3 CIRCUIT DIAGRAM 4 ERROR CONTENTS 5 INDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM 6 OUTDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM 7 DISASSEMBLY ILLUSTRATION 9 PARTS LIST 12 14 STANDARD ACCESSORIES Models Indoor unit Outdoor unit ASH9LSBCW AOH9LFBC ASH12LSBCW AOH12LFBC ...

Page 2: ...AIR CIRCULATION Hi m hr 3 C 635 H 670 C 595 H 645 2 60 3 60 3 0 3 8 0 62 0 82 4 19 4 39 1 3 FAN MOTOR TYPE Hermetic type 4 pole 3 phase DC inverter motor Rotary DISCRIMINATION DA 89 X 1F 20F REFRIGERANT R410A g 1 050 950 POWER SOURCE V 230 HI SPEED r p m C 1 300 H 1 390 INDOOR UNIT MED SPEED r p m C 1 120 H 1 200 LO SPEED r p m C 950 H 1 000 QUIET r p m C 700 H 760 C 1 370 H 1 440 C 1 150 H 1 200 ...

Page 3: ...DIMENSIONS ASH12LSBCW AOH12LFBC Models ASH9LSBCW AOH9LFBC unit mm 275 2 000 215 790 2005 02 18 2 790 56 290 17 540 353 ...

Page 4: ...e Strainer Strainer 3 Way valve Muffler Muffler 4 Way valve Expansion valve Heat exchanger INDOOR Heat exchanger OUTDOOR AOH9LFBC 2Pass AOH12LFBC 4Pass Compressor Cooling Heating ASH12LSBCW AOH12LFBC Models ASH9LSBCW AOH9LFBC 2005 02 01 3 ...

Page 5: ...4 Way Valve Assy PCB MAIN Power Relay Compressor Thermistor pipe temp Test Thermistor pipe Thermistor Discharge Pipe Thermistor outdoor temp Display Board Controller PCB Power 102 C Thermal Fuse 1 2 3 4 5 6 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 4 5 1 2 3 4 5 1 2 3 1 2 3 1 2 3 4 1 2 3 4 1 2 3 4 5 6 1 2 3 4 5 1 2 3 4 5 1 2 1 2 1 2 3 4 5 1 2 3 4 5 6 7 1 2 3 4 5 6 1 2 3 4 5 6 1 2 2 1 2 1 3 4 5 6 7 8 9 10 11 1...

Page 6: ...WHITE 5V 5V I C201 GP 1UM261RK R201 47 1 4W C202 47 10V D208 SLR 325 ORG D205 SLR 325 GRN D204 SLR 325 GRN D201 SLR 325 RED C201 0 1 F INDICATOR PCB K02CB 0300HSD D0 CN5 2P SCN CN4 2P SAN ROOM TEMPERATURE THERMISTOR PIPE TEMPERATURE THERMISTOR CN4 1 BLACK CN4 2 BLACK CN5 2 GRAY CN5 1 GRAY uPD780024ASGB X52 8ET A I C 1 C23 1000P R Q4 DTC124EUA 5V R21 10K 1 8W R20 1 0K 1 8W R24 330 1 8W 5V 15V I C9 ...

Page 7: ...I C103 2 uPC324 C117 1000P B 5V R162 68K 1 R160 68K 1 2 3 1 7 6 1 5V 5V R112 10K 1 5V 5V EXPANSION VALVE M CN40 B6B XARK 1 A RED CN71 B04B PASK 1 WHITE DISCHARGE TEMPERATURE THERMISTOR PIPE TEMPERATURE THERMISTOR OUTDOOR TEMPERATURE THERMISTOR 4 WAY VALVE SERIAL EARTH UL1015 AWG16 GREEN UL1015 AWG14 WHITE UL1015 AWG20 RED L N W201 UL1015 AWG14 BLACK F201 20A 250V UL1015 AWG14 BLACK POWER SOURCE 23...

Page 8: ...tection value is open when AC plug is inserted thermistor 2 times blinking thermistor open blinking 2 times error Releases when value becomes normal Pipe thermistor 0 1sec 0 5sec Thermistor detection value is open or short when AC plug is inserted open or short blinking 3 times Releases when value becomes normal Outdoor unit 0 5sec 0 1sec Discharge thermistor 0 1sec 0 5sec Thermistor detection val...

Page 9: ...1sec Discharge temperature abnormal 0 1sec 0 5sec Discharge Temperature protection Discharge temperature is 110degC operated 2 times Permanent stop cycle error 7 times blinking blinking 2 times Cooling high pressure abnormal rise 0 1sec 0 5sec High pressure rise protection Outdoor heat exchanger temperature is 65degC operated Comp OFF releases after 3min ST Error is indicated while 3 min ST blinki...

Page 10: ...DISASSEMBLY ILLUSTRATION 51 53 2 3 1 6 7 1 4 5 5 ASH12LSBCW Models ASH9LSBCW 2005 01 31 9 ...

Page 11: ...188 32 24 30 29 20 31 23 43 46 48 236 37 26 28 52 36 42 39 33 21 38 27 61 1 61 2 32 ASH12LSBCW Models ASH9LSBCW 2005 01 31 10 ...

Page 12: ...AOH12LFBC Models AOH9LFBC 2005 01 31 11 11 26 27 37 38 29 42 45 5 16 17 25 18 19 32 12 23 10 7 15 2 1 13 14 40 9 36 39 24 8 41 46 42 4 3 21 22 43 ...

Page 13: ...06755010 9313130107 9313131067 20 Gear A 9309994003 21 Casing Assy 9312112081 23 Cover Casing B 9311916017 9309994003 9312112081 9311916017 9307836015 26 Clamp Motor 9310102008 27 Shaft Holder C Assy 9306628017 28 Drain Hose Assy 9310357019 9310102008 9306628017 9310357019 29 Drain Cap Assy 9304150008 30 Wire Clamper 9311946014 31 Box Switch 9309996014 32 Cover Switch 9311863014 33 Evaporator Tota...

Page 14: ...3 Thermistor Outdoor Temp 45 Solenoid 46 Condenser Total Assy 9314032011 0501454012 0600382018 313714262805 313728262708 9300089012 9306489038 9307271014 9309913011 9310229026 9310979013 9312680016 9312972029 9313452018 9313806026 9313807016 9313808013 9313990015 9313815011 9313941017 9313987015 9313989026 9313992019 9313995027 9314022012 9314093012 9314278013 9314507014 9314554018 9314557019 9601...

Page 15: ...010 9308846099 0600185534 0700076046 9310519004 9312153015 9311925033 Remote control unit Battery penlight Cloth tape Tapping screw big Wall hook bracket STANDARD ACCESSORIES 9306602017 Tapping screw small 3 x 12 4 x 25 0700019036 Air cleaning filter Air cleaning filter frame 2005 02 01 14 ...

Page 16: ...0501G2743 ...

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