Fuji Electric RDA24LATU Service Manual

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INVERTER SPLIT TYPE

AIR CONDITIONER (50Hz)

DUCT TYPE

Indoor unit

RDA24LATU

RDF24LBTU

CONTENTS

. . . . . . . . . . . . . . . . . . .1

SPECIFICATIONS

. . . . . . . . . . . . . . . . . . . . . . 2

DIMENSIONS

REFRIGERANT SYSTEM DIAGRAM

. . . . . . . . . . . . . . . . . 5

CIRCUIT DIAGRAM

INDOOR PCB CIRCUIT DIAGRAM

OUTDOOR PCB CIRCUIT DIAGRAM

. . . . . . . . . . . . . . . .16

ERROR CONTENTS

. . . . . . . . . . . . . . . . 18

PARTS (indoor unit)

. . . . . . . . . . . . . . . 21

PARTS (outdoor unit)

. . . . . . . . . . . . . . . . . . . 24

ACCESSORIES

Outdoor unit

ROA24LACL

ROA24LALL

ROB24LACL

ROB24LALL

ROA24LALL

ROB24LALL

. . . 4

. . . . . 8

. .14

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Summary of Contents for Fuji Electric RDA24LATU

Page 1: Table Of Contents
INVERTER SPLIT TYPE AIR CONDITIONER (50Hz) DUCT TYPE Indoor unit Outdoor unit RDA24LATU ROA24LACL RDA24LATU ROA24LALL RDA24LATU ROB24LACL RDA24LATU ROB24LALL RDF24LBTU ROA24LALL RDF24LBTU ROB24LALL CONTENTS ....1 SPECIFICATIONS .
Page 2: Specifications
SPECIFICATIONS ELECTRICAL DATA NOISE LEVEL High speed TYPE Inverter Cool & Heat 31 dB Med speed INDOOR UNIT 29 dB RDA24LATU, RDF24LBTU INDOOR UNIT Low speed OUTDOOR UNIT ROA24LA_L ROB24LA_L 27 dB Quiet 7.10 kW 25 dB COOLING CAPACITY HEATING CAPACITY 8.00 kW...
Page 3: Dimensions
DIMENSIONS INDOOR UNIT Unit : mm 1,177 1,015 1,135 2008.06.26...
Page 4 OUTDOOR UNIT Unit : mm Top view Front view Side view Air flow 4- 10mm hole Drain pipe Bottom view mounting place ( 20) 2006.09.29...
Page 5: Refrigerant System Diagram
REFRIGERANT SYSTEM DIAGRAM OUTDOOR UNIT INDOOR UNIT Muffler 3-Way valve Muffler 4-Way valve Heat exchanger Heat exchanger Accumulator Compressor Expansion 2-Way Strainer Strainer valve valve Cool : THERMISTOR (COMPRESSOR TEP.) : THERMISTOR (PIPE TEP.) Heat : THERMISTOR (DISCHARGE TEP.) : THERMISTOR (ROOM TEP.) : THERMISTOR (HEAT EXCHANGER MED TEP.) : THERMISTOR (HEAT EXCHANGER OUT TEP.) : THERMISTOR (OUTDOOR TEP.)
Page 6: Circuit Diagram
GRAY CIRCUIT DIAGRAM PIPE THERMISTOR GRAY BLACK ROOM THERMISTOR INDOOR UNIT BLACK RDA24LATU CONTROLLER PCB ASSY ( MAIN PCB ) WHITE BLACK TERMINAL TO REMOTE CONTROL 1 2 3 4 5 6 7 8 1 2 3 1 2 3 4 5 6 7 8...
Page 7 TERMISTOR GRAY GRAY ( PIPE TEMP. ) BLACK TERMISTOR INDOOR UNIT BLACK ( ROOM TEMP. ) RDF24LBTU CN5 CN7 CN8 CONTROLLER PCB ASSEMBLY WHITE BLACK TERMINAL TO REMOTE CONTROL 1 2 3 4 5 6 7 8 1 2 3 1 2 3 4 5 6 7 8 1 2 3 1 2 3 4 5 6 7 8 1 2 3 1 2 3 4 5 6 7 8 1 2 3...
Page 8 OUTDOOR UNIT REACTOR COMPRESSOR R (R) WHITE WHITE WHITE BLACK S (S) PIPE BLACK C (T) BLACK THERMISTOR BLACK CN71 BROWN DISCHARGE PIPE BROWN THERMISTOR FAN MOTOR BLACK CN801 WHITE YELLOW COMPRESSOR BROWN BLUE CN73 BROWN THERMISTOR CONTROLLER PCB ASSY PIPE ( MID ) BLACK CN72...
Page 9: Indoor Pcb Circuit Diagram
INDOOR PCB CIRCUIT DIAGRAM ROOM THERMISTOR CN8-1 BLACK B02B-XASK-1-A BLACK CN8-2 WHITE CONTROLLER ASSEMBLY CN7-1 B02B-XAYK-1-A CN7-2 PIPE ( MID ) THERMISTOR CN2-1 YELLOW RDA24LATU : EZ-00605HSE CN2-2 CN5-1 GRAY CN2-3 B5P-SHF-1AA CN5-2 GRAY CN2-4 B02B-XAKK-1-A WHITE CN2-5 BLACK CN15-1 CN15-2...
Page 10 INDOOR UNIT CONTROLLER PCB ASSEMBLY RDA24LATU : K06AK-0605HSE-C1 R1 - R3 1SS355 10K <1/10W> x 3 ROOM TEMP. TH. I C8 13.5V FLOAT SWITCH B02B-XASK-1-A NJM7812 R4 - R6 1.0K 1.0K <1/10W> x 3 <1/10W> B03B-XARK-1-A PIPE TEMP. TH. ( ENT )
Page 11 R103 340V 13.5V D108 INDOOR UNIT D2FL20U <RS-2W> T101 C108 POWER SUPPLY PCB ASSEMBLY ZFT22B03-C 4700P I C26-14 <ECQM> C113 R111 RDA24LATU : K06AL-0603HSE-P0 R104 1000/ <1/10W> 330K D102 <2W> NORMAL COIL 1SR139-600 C114 CN108 C109 0.01 F101 B2P3-VH-B 220P/ <KH>...
Page 12 INDOOR UNIT THERMISTOR ( ROOM TEMP. ) CONTROL UNIT CN8-1 BLACK B02B-XASK-1-A CN8-2 BLACK RDF24LBTU : EZ-0080KHSE WHITE CN7-1 B02B-XAYK-1-A CN7-2 THERMISTOR ( PIPE MID. TEMP. ) CN2-1 YELLOW CN2-2 CN5-1 GRAY CN2-3 B5P-SHF-1AA CN5-2 GRAY CN2-4 B02B-XAKK-1-A WHITE CN2-5 BLACK CONTROLLER PCB ASSEMBLY RDF24LBTU : K06AK-0808HSE-C1...
Page 13 INDOOR UNIT CONTROLLER PCB ASSEMBLY RDF24LBTU : K06AK-0808HSE-C1 R1 - R3 1SS355 10K <1/10W> x 3 THERMISTOR ( ROOM TEMP. ) I C8 13.5V FLOAT SWITCH B02B-XASK-1-A NJM7812 R4 - R6 1.0K 1.0K <1/10W> x 3 <1/10W> B03B-XARK-1-A THERMISTOR ( PIPE-ENT. TEMP. ) + C2 CUSTOM CODE <F>...
Page 14 R103 340V 13.5V D108 D2FL20U INDOOR UNIT <RS-2W> T101 C108 ZFT22B03-C POWER SUPPLY PCB ASSEMBLY 4700P <ECQM> I C26-14 C113 R111 RDF24LBTU : K06AL-0803HSE-P0 R104 1000/ 330K <1/10W> <2W> D102 NORMAL COIL 1SR139-600 C114 CN108 C109 0.01 F101 B2P3-VH-B 220P/ <KH>...
Page 15: Outdoor Pcb Circuit Diagram
OUTDOOR PCB CIRCUIT DIAGRAM INVERTER ASSEMBLY ROA24LA_L : EZ-006AHUE ROB24LA_L : EZ-007GHUE EMI FILTER EMI FILTER ATFC-25-15-12 EMI FILTER TO INDOOR UNIT ATFC-25-15-12 REACTOR 2 TURN 1 TURN W103 UL1015 AWG20 UL1015 AWG14 BLACK BLACK ( A-1 ) F202 WHITE WHITE COMPRESSOR 5A - 250V...
Page 16 OUTDOOR UNIT INVERTER PCB ASSEMBLY ROA24LA_L : K06AX-0601HUE-C1 ROB24LA_L : K06AX-0707HUE-C1 F100 C100 - C102 GDT 15A 250V 660uF / 450V x 3 REACTOR R200 L300 POWER SOURCE LINE FILTER ELC0607RA <1/2W> AC230V D102 PFC5000-0702F 1NH42 50Hz WHITE D200 - D202 W7 W8 W9 D100 R103...
Page 17: Error Contents
ERROR CONTENTS REMOTE CONTROL UNIT Code Error contents Troubleshooting at the remote control LCD Indoor signal error This is possible only on the wired remote control. Wired remote controller abnormal [ SELF-DIAGNOSIS ] Indoor room temperature sensor error If an error occurs, the following display will be shown. Indoor heat exchanger temperature sensor (middle) error ("EE"...
Page 18 OUTDOOR UNIT Error contents Thermistor malfunction on 0.1 sec / off 0.1 sec Abnormal discharge temperature Current surge protection on 0.5 sec / off 0.5 sec CT abnormality on 2.0 sec / off 2.0 sec Compressor position detection malfunction on 0.1 sec / off 2.0 sec Fan malfunction on 5.0 sec / off 5.0 sec PAM voltage abnormality...
Page 19: Parts (Indoor Unit)
PARTS INDOOR UNIT Insulation Control Bo x Insulation Insulation Ref. Description Part number Intake Cover Sub Assy 9374512010 Main Panel Sub Assy 9374511013 Drain Pan Sub Assy 9374513017 Drain Cap 9356541007 Evaporator Assy 9374518012 Outlet Panel Sub Assy 9374510016 Control Cover-A Sub Assy 9374516018 Bracket (pipe) Sub Assy 9374514014...
Page 20 INDOOR UNIT Ref. Description Part number 21 Base Sub Assy 9374504015 22 Separate Wall Assy 9374228010 23 Casing B 9374234011 24 Sirocco Fan Assy 9356531039 Bracket Motor Assy A 9374230020 26 Bracket Motor Assy B 9358591000 27 Bracket Motor C 9358594001 28 Motor, Induction 9602433018...
Page 21 INDOOR UNIT Ref. Description Part number Controller PCB Assy (LATU) 9707393064 Controller PCB Assy (LBTU) 9707393491 Cap (Power) 9352173011 One Touch Bush 9374407019 Terminal 3P 9703345012 Terminal 3P 9306489045 Power Supply PCB Assy (LATU) 9707398045 Power Supply PCB Assy (LBTU) 9707398144 Reactor Assy 9707457018...
Page 22: Parts (Outdoor Unit)
PARTS OUTDOOR UNIT Ref. Description Part number Top Panel Assy 9309230057 Cover (Switch) Assy 9309237032 Cabinet Assy 9314809019 Blow Down Grille 9308884015 Cabinet Right Assy 9309236028 Fan Ring 9308885012 Grip 9308880017 Emblem 9312637034 Protective Net 9315033017 2008.07.29...
Page 23 OUTDOOR UNIT Ref. Description Part number 4-Way Valve 9900163013 Pulse Motor Valve Assy 9315310019 Condenser Total Assy 9312322091 Thermistor Spring A 313728262708 Thermistor Spring 9357804002 Propeller Fan 9309909014 9304902003 Motor Bracket 9308872029 Separator Assy 9312971015 Base Assy 9315296030 3-Way Valve Assy 9315414014 2-Way Valve Assy 9313062019...
Page 24 OUTDOOR UNIT Ref. Description Part number Inverter PCB Assy (ROA) 9707427028 Inverter PCB Assy (ROB) 9707427127 Fuse Holder 0501454012 Fuse Holder 0501456016 Fuse 0600382018 Fuse 0600372163 Terminal 9703874031 Inverter Case Assy 9315690012 2009.07.09...
Page 25: Accessories
A C C ESSOR IES INDOOR UNIT Application Application Name and Shape Q'ty Name and Shape Q'ty (part number) (part number) Drain hose Insulates the drain hose For suspending the indoor Hanger insulation and vinyl hose unit from ceiling (313806217708) (9356563009) For remote control and remote control cord...
Page 26 0709G3277...

This manual is also suitable for:

Rdf24lbtu Roa24lacl Roa24lall Rob24lacl Rob24lall

Fuji Electric RDA24LATU Service Manual

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