Fujitsu ARU18RLF Service Manual
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Also See for ARU18RLF:
- Design & technical manual (319 pages) ,
- Service instruction (105 pages) ,
- Service instructions manual (100 pages)
Table of Contents
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SPLIT TYPE
ROOM AIR CONDITIONER
DUCT TYPE
Indoor unit
ARU18RLF
(Serial number : R)
Refer to the service
bulletin RAC-0059
CONTENTS
SPECIFICATIONS. . . . . . . . . . . . . . . . . . .
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . .
REFRIGERANT SYSTEM DIAGRAM. . . .
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . .
INDOOR PCB CIRCUIT DIAGRAM . . . . .
ERROR DETECTION . . . . . . . . . . . . . . .
PARTS (INDOOR UNIT) . . . . . . . . . . . . .
PARTS (OUTDOOR UNIT) . . . . . . . . . . .
ACCESSORIES . . . . . . . . . . . . . . . . . . .
Outdoor unit
AOU18RLFC
1
2
4
5
6
10
14
15
18
21
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Table of Contents
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Summary of Contents for Fujitsu ARU18RLF
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Page 1: Table Of Contents
SPLIT TYPE ROOM AIR CONDITIONER DUCT TYPE Indoor unit Outdoor unit ARU18RLF AOU18RLFC (Serial number : R) Refer to the service bulletin RAC-0059 CONTENTS SPECIFICATIONS.... -
Page 2: Specifications
SPECIFICATIONS ELECTRICAL DATA NOISE LEVEL TYPE Cool & heat inverter High 32 dB INDOOR UNIT ARU18RLF Medium 30 dB INDOOR UNIT Cooling OUTDOOR UNIT AOU18RLFC 29 dB COOLING CAPACITY 18,000 Btu/h Quiet 27 dB High HEATING CAPACITY 21,600 Btu/h 32 dB... -
Page 3: Dimensions
30-15/32 (774) DIMENSIONS INDOOR UNIT unit : inch (mm) 36-25/32 (934) 3-15/16 (100) x 8 = 31-1/2 (800) 2-5/32 (55) 3-1/16 (78) 33-15/32 (850) 35-7/16 (900) 34-1/32 (864) 2013.04.11... - Page 4 OUTDOOR UNIT unit : inch (mm) 11-11/32 (290) 31-3/32 (790) 21-1/4 (540) 2013.04.11...
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Page 5: Refrigerant System Diagram
REFRIGERANT SYSTEM DIAGRAM Heat exchanger (indoor unit) 2-Way valve 3-Way valve Compressor Muffler Refrigerant direction Strainer Cooling Heating 4-Way valve Refrigerant pipe diameter Expansion valve Liquid : 1/4" (6.35 mm) Gas : 1/2" (12.7 mm) Heat exchanger (outdoor unit) Strainer 2013.04.11... -
Page 6: Circuit Diagram
CIRCUIT DIAGRAM INDOOR UNIT OUTDOOR UNIT THERMISTOR THERMISTOR ( PIPE TEMP. ) ( ROOM TEMP. ) GRAY BLACK GRAY BLACK CN42 CN40 CN200 CN400 MAIN PCB THERMISTOR 1 2 3 4 5 1 2 3 4 5 6 7 8 9 1 2 3 4 BLACK 1 2 3 4 5... -
Page 7: Indoor Pcb Circuit Diagram
INDOOR PCB CIRCUIT DIAGRAM CONTROL UNIT CN8-1 BLACK THERMISTOR ( ROOM TEMP. ) B02B-XASK-1-A CN8-2 BLACK WHITE EZ-01125HSE CN7-1 B02B-XAYK-1-A CN7-2 YELLOW CN5-1 GRAY THERMISTOR ( PIPE - MID. TEMP. ) CN5-2 GRAY CN2-1 B02B-XAKK-1-A CN2-2 BLACK CN2-3 B5P-SHF-1AA CN2-4 WHITE CN2-5 TERMINAL... - Page 8 INDOOR UNIT MAIN PCB K06AK-121PHSE-C1 R1 - R3 B2B-XASK-1-A 1SS355 10k <1/10W> x 3 THERMISTOR ( ROOM TEMP. ) I C8 FLOAT SWITCH 13.5V NJM7812 B03B-PASK-1 <1/10W> B2B-XAYK-1-A 1.0k B03B-XARK-1-A <F> <1/10W> <1/10W> DC SUPPLY 0.01 1.0k 1.0k 49.9k B2B-XAKK-1-A <F>...
- Page 9 R103 340V D108 13.5V D2FL20U <2W> T101 C108 ZFT22B03-C 4700p <FNS> + C113 R111 R104 1000/ <1/10W> NORMAL COIL 330k D102 <2W> I C26-14 CN108 1SR139-600 B2P3-VH-B C114 C109 0.01 220P/ <KH> 2.0kV C115 D106 <DENB> Q101 D101 0.01 F101 LF101 D1FL20U 2SC5354...
- Page 10 INDOOR UNIT INDICATOR PCB ( OPTION ) R201 330 K04EI-1000HSE-D0 <1/4W> D205 EMPG3863X GREEN R202 330 CN201 <1/4W> D206 EMAA3863X ORANGE 08 / 08 JC25 / XMR R203 330 ( OPERATE ) <1/4W> BROWN D207 EMPG3863X GREEN ( TIMER ) ( LOUVER ) ORANGE ( LOUVER )
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Page 11: Outdoor Pcb Circuit Diagram
OUTDOOR PCB CIRCUIT DIAGRAM INVERTER ASSEMBLY EZ-01229HUE EARTH UL1015 AWG14 EMI FILTER UL1015 WHITE ZCAT2132-1130 AWG14 UL1015 BLACK AC208 - 230V AWG14 BLACK 60Hz UL1015 UL1015 F200 AWG14 TM101 AWG20 ORANGE 250V UL1015 AWG20 F100 WHITE I NDOOR UNIT UL1015 UL1015 AWG20 250V... - Page 12 CN200 1-1747052-2 FC51FL x 2 FH200 FH201 1SS355 DC VOLT I N OUTDOOR UNIT R601 F201 1.0k R603 3.15A I C5 MAIN PCB <1/10W> 150k 2200p 220/ CT600 250V 7818 <2W> <E> CT-1B <1/10W> C211 K07BS-1207HUE-C1 P-AN-CT C601 TM601 450V D1FL20U 0.1 <F>...
- Page 13 OUTDOOR UNIT TRANSISTOR PCB ( I P M ) K10AY-100AHUE-TR0 R360 C209 - C211 C221 C222 C332 C302 0.1 <F> 100/ L300 <1/2W> <F> <F> <F> BL02Rn1 TM303 D303, D302, D301 TM101 D307 ORANGE US1J x 3 RD24FM TM102 TM304 BROWN BLACK D100...
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Page 14: Filter Pcb
OUTDOOR UNIT CAPACITOR PCB K05DG-0700HUD-P0 WHITE YELLOW C201 C202 660/ 660/ 450V 450V BLUE VIOLET POWER_G CT OUT OUTDOOR UNIT ORANGE PTC OUT BLACK GRAY FILTER PCB R100 K05CW-1101HUE-FL0 PTC THERMISTOR ORANGE ZPR0RCH400 R101 PTC THERMISTOR ZPR0RCH400 ORANGE L102 N200500K1D7C VA100 C104 C109... -
Page 15: Error Detection
ER R OR D ETEC TION Error code If you use a wired type remote control, error codes will appear on the remote control display. If you use a wireless remote control, the lamps on the IR receiver unit will output error codes by way of blinking patterns. -
Page 16: Parts (Indoor Unit)
PARTS INDOOR UNIT Description Parts number Description Parts number Side Panel R Sub Assy 9379906012 Fan Guard (3 Fan) 9380590002 Side Panel L Sub Assy 9379907019 Air Filter 9379575003 Pipe Panel Sub Assy 9379900003 Main Panel (3 Fan) 9380603009 Panel (Window) Sub Assy 9379915007 Cabinet Panel (3 Fan) 9380598008... - Page 17 INDOOR UNIT Description Parts number Description Parts number Top Panel Sub Assy 9379908047 Casing U 9379571012 Sirroco Fan Assy 9379570022 29 Fan Motor Assy 9602968022 Sirroco Fan Assy 9379570039 30 Drain Pump Sub Assy 9379914024 Shaft 9380398004 Float Switch Sub Assy 9378593022 Joint Assy 9378038011...
- Page 18 INDOOR UNIT Description Parts number Power Supply PCB 9707398243 Main PCB 9709245583 Reactor Assy 9707457018 Terminal 3P 9306489045 Terminal 3P (Wired Remote) 9703345012 Wired Remote Control 9318593006 Room Thermistor 9900653019 Pipe Thermistor 9900498108 2013.03.11...
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Page 19: Parts (Outdoor Unit)
PARTS OUTDOOR UNIT Ref. Description Part number Protective Net 9331640008 Top Panel Assy 9318464023 Front Panel Assy 9318463033 Cabinet Left Assy 9318461015 Cabinet Right Assy 9316044050 Switch Cover 9317692021 Base Assy 9316885066 Drain Assy 9303029022 Fan Motor 9602724000 Propeller Fan 9313808013 Emblem 9317903011... - Page 20 OUTDOOR UNIT Ref. Description Part number Main PCB 9708511290 Transistor PCB 9708646077 Filter PCB 9709217023 Capacitor PCB 9708514017 ACTPM 9707592016 Heatsink 9318614015 Choke Coil 9900223014 Terminal 6P 9900016081 Outdoor Thermistor 9900544041 Thermistor Assy 9900648008 2013.03.12...
- Page 21 OUTDOOR UNIT Ref. Description Part number Condenser Total Assy 9317089128 Compressor Assy 9318334005 2-way Valve Assy 9317171014 3-way Valve Sub Assy 9317109062 4-way Valve Assy 9318457018 Solenoid 9970110023 Pulse Motor Valve Assy 9315587022 Expansion Valve Coil 9970095030 2013.03.12...
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Page 22: Accessories
ACCESSORIES INDOOR UNIT OPTIONAL PARTS OUTDOOR UNIT Name and Shape Q’ty Application Name and Shape Q’ty Application Name and Shape Name and Shape Q’ty Wireless remote control Drain pipe Installation template For positioning Drain hose For installing UTY-LNHUM an indoor unit drain pipe 3/4 in. - Page 23 1303G4206...