Fuji Electric RC-18LA Service Manual
Fuji Electric RC-18LA Service Manual

Fuji Electric RC-18LA Service Manual

Inverter split type air conditioner cassette type (50hz)

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2005.07.22
INVERTER SPLIT TYPE
AIR CONDITIONER
CASSETTE
Models
Indoor unit
RC-18LA
RC-24LA
C O N T E N T S
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
REFRIGERANT SYSTEM DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 8
ERROR CONTENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
DISASSEMBLY ILLUSTRATION . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
STANDARD ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
type (50Hz)
Outdoor unit
ROT-18LA
ROT-24LA

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Summary of Contents for Fuji Electric RC-18LA

  • Page 1: Table Of Contents

    CASSETTE type (50Hz) Models Indoor unit Outdoor unit RC-18LA ROT-18LA RC-24LA ROT-24LA C O N T E N T S SPECIFICATIONS ........1 DIMENSIONS .
  • Page 2: Specifications

    S P E C I F I C A T I O N S TYPE COOLING & HEATING INDOOR UNIT RC-18LA RC-24LA OUTDOOR UNIT ROT-18LA ROT-24LA COOLING CAPACITY (kW) 4.70 7.10 HEATING CAPACITY (kW) 4.80 7.80 ELECTRICAL DATA POWER SOURCE...
  • Page 3 TYPE COOLING & HEATING INDOOR UNIT RC-18LA RC-24LA OUTDOOR UNIT ROT-18LA ROT-24LA NOISE LEVEL HI-SPEED (dB) INDOOR UNIT MED-SPEED (dB) LO-SPEED (dB) OUTDOOR UNIT (dB) COOL 50 / HEAT 52 COOL 52 / HEAT 54 Pipe Length 7.5 m 1,500 g 1,800 g 10.0 m...
  • Page 4: Dimensions

    D I M E N S I O N S INDOOR UNIT Model : RC-18LA Unit : (mm) ( 650) (Grille measurement) (Hanging bolt position) Drain pipe (I.D. 32) (Ceiling opening measurement) - 3 - 2005.07.22...
  • Page 5 Model : RC-24LA Unit : (mm) Drain inside Dia. ø32 outside Dia. ø37 298.5 298.5 305.5 248.5 305.5 248.5 - 4 - 2005.07.22...
  • Page 6 OUTDOOR UNIT Models : ROT-18LA Unit : (mm) ROT-24LA Air flow Bottom - 5 - 2005.07.22...
  • Page 7: Circuit Diagram

    C I R C U I T D I A G R A M POWER SUPPLY Model : RC-18LA PCB BOARD Use T3.15A-250V Fuse on F101 GRAY PURPLE BLUE INDICATOR WHITE YELLOW CN13 PCB BOARD ORANGE BROWN CN201 FLOAT BLACK...
  • Page 8 Model : RC-24LA PIPE TEMP. THERMISTOR TO REMOTE CONTROL UNIT ROOM TEMP. THERMISTOR TERMINAL BROWN BROWN WHITE BLACK ORANGE ORANGE STEP MOTOR YELLOW YELLOW WHITE WHITE POWER SUPPLY PCB BOARD BLACK BLACK FLOAT SWITCH BLACK BLACK BLACK YELLOW DRAIN PUMP BLACK BLACK YELLOW...
  • Page 9: Outdoor Unit

    R E F R I G E R A N T S Y S T E M D I A G R A M Models : RC-18LA / ROT-18LA OUTDOOR UNIT Capillary Tube Heat Exchanger Expansion Valve Strainer 2-Way 3-Way...
  • Page 10 Models : RC-24LA / ROT-24LA OUTDOOR UNIT INDOOR UNIT Refrigerant Pipe 15.88mm (5/8") Muffler High Pressure Switch 4-Way Valve Evaporator Condenser Accumulator Compressor Expansion Valve Strainer Refrigerant Pipe 9.52mm (3/8") Cool Heat - 9 - 2005.07.22...
  • Page 11: Error Contents

    E R R O R C O N T E N T S (1) Stop the air conditioner operation. Error code Error contents (2) Press the master control button and the fan control button simultane- ously for 2 seconds or more to start the test run. Compressor does not operate Outdoor unit fan error Communication error...
  • Page 15: Disassembly Illustration

    D I S A S S E M B L Y I L L U S T R A T I O N Model : RC-18LA 117-3 652-1 184-1 476-3 476-2 476-1 - 14 - 2005.07.22...
  • Page 16 Model : RC-18LA 824-3 989-2 989-1 - 15 - 2005.07.22...
  • Page 17 Model : UTG-UDFB-W 876-2 711-2 711-1 - 16 - 2005.07.22...
  • Page 18 Model : RC-24LA 876-2 834-2 472-1 472-2 472-4 253-A 777-2 472-3 777-1 472-5 472-5 472-5 472-5 - 17 - 2005.07.22...
  • Page 19 Model : RC-24LA 460-1 460-2 143-3 835 482 184-1 476-2 117-3 146-2 337-2 146-1 337-1 337-1 834-1 - 18 - 2005.07.22...
  • Page 20 Model : RC-24LA 143-1 815-2 824-3 815-1 982-1 - 19 - 2005.07.22...
  • Page 21 Models : ROT-18LA ROT-24LA - 20 - 2005.07.22...
  • Page 22 Models : ROT-18LA ROT-24LA 45-2 45-3 45-1 346-1 45-4 346-2 13-3 345-1 345-2 13-2 ROT-24LA 26-2 ROT-24LA ROT-18LA ROT-18LA 26-2 273-1 26-1 273-1 273-2 273-2 - 21 - 2005.07.22...
  • Page 23: Parts List

    RC-18LA P A R T S L I S T When you order parts, please make a photocopy of this page and fill the number of the parts in the "Order" column. INDOOR UNIT Part No. Part No. Ref. Ord.
  • Page 24 RC-24LA When you order parts, please make a photocopy of this page and fill the number of the parts in the "Order" column. INDOOR UNIT Part No. Part No. Ref. Ord. Ref. Ord. Description Description Q'ty Q'ty RC-24LA RC-24LA Capacitor, Plastic 9900270216 472-4 Grille Reinforcement-D...
  • Page 25 ROT-18LA ROT-24LA When you order parts, please make a photocopy of this page and fill the number of the parts in the "Order" column. OUTDOOR UNIT Part No. Part No. Ref. Ord. Ref. Ord. Description Description Q'ty Q'ty ROT-18LA ROT-24LA ROT-18LA ROT-24LA Fan Guard...
  • Page 26: Outdoor Unit Accessories

    S T A N D A R D A C C E S S O R I E S Models : RC-18LA / ROT-18LA INDOOR UNIT ACCESSORIES Name and Shape Application Part No. Coupler heat insulation For indoor side 9350716029...
  • Page 27: Indoor Unit Accessories

    Models : RC-24LA / ROT-24LA INDOOR UNIT ACCESSORIES Name and Shape Part No. Coupler heat insulation 9350716029 1 each 9352766015 Binder 313361275805 (Small) Screw 0700181108 For installing the remote controller Special nut A 313005446653 (large flange) Special nut B (small flange) 313005446759 Remote control unit (Cooling &...
  • Page 28 0504J2789 April 2005 Printed in Japan 2005.07.22...

This manual is also suitable for:

Rot-18laRc-24laRot-24la

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