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Fujitsu AUU18RC Service Manual

Split type air conditioner cassette type
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SPLIT TYPE

AIR CONDITIONER

CASSETTE
Models
Indoor unit
AUU18RC
AUU24RC
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
OUTLINE AND DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
REFRIGERANT SYSTEM DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 3
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
INDOOR P.C. BOARD LAYOUTS . . . . . . . . . . . . . . . . . . . . . . . . . . 7
OUTDOOR P.C. BOARD LAYOUTS . . . . . . . . . . . . . . . . . . . . . . . . 8
DISASSEMBLY ILLUSTRATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
type
Outdoor unit
AOU18RC
AOU24RC

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  Summary of Contents for Fujitsu AUU18RC

  • Page 1: Table Of Contents

    CASSETTE type Models Indoor unit Outdoor unit AUU18RC AOU18RC AUU24RC AOU24RC CONTENTS SPECIFICATIONS ........1 OUTLINE AND DIMENSIONS .
  • Page 2: Specifications

    S P E C I F I C A T I O N S TYPE COOL & HEAT INDOOR UNIT AUU18RC AUU24RC OUTDOOR UNIT AOU18RC AOU24RC COOLING CAPACITY 18,000 - 17,000 23,500 - 22,500 (BTU/hr) HEATING CAPACITY 18,500 - 18,000...
  • Page 3: Outline And Dimensions

    O U T L I N E A N D D I M E N S I O N S Models : AUU18RC Unit : inch (mm) AUU24RC INDOOR UNIT 37 (940) 32-11/16"(830) Drain inside Dia. ø1-17/64"(ø32) outside Dia. ø1-29/64"(ø37) 11-3/4"...
  • Page 4: Refrigerant System Diagram

    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 : AUU18RC / AOU18RC Indoor Unit Outdoor Unit Refrigerant pipe ø 3/8”(9.53mm) Distributor Capillary tube...
  • Page 5 C I R C U I T D I A G R A M Models : AUU18RC / AOU18RC AUU24RC / AOU24RC INDOOR UNIT THERMISTOR TO REMOTE (PIPE TEMP.) CONTROL UNIT THERMISTOR TERMINAL (ROOM TEMP.) FAN MOTOR CN 7 CN 8...
  • Page 6: Indoor Printed Circuit Board Circuit Diagram

    C I R C U I T D I A G R A M Models : AUU18RC CONTROLLER PCB ASSEMBLY AUU24RC AUU18RC : EZ–0016HSE – C ROOM TEMPERATURE AUU24RC : EZ–0015HSE – C THERMISTOR AUTO RESTART SWITCHING CUSTOM CODE SWITCHING...
  • Page 7: Circuit Diagram

    O U T D O O R P R I N T E D C I R C U I T B O A R D C I R C U I T D I A G R A M Models : AOU18RC AOU24RC CONTROLLER PCB ASSEMBLY...
  • Page 8: Indoor P.c. Board Layouts

    I N D O O R P . C . B O A R D L A Y O U T S CONTROLLER PCB ASSEMBLY (MAIN PCB) (Viewed from the solder side) FILTER PCB ASSEMBLY (Viewed from the solder side) –...
  • Page 9: Outdoor P.c. Board Layouts

    O U T D O O R P . C . B O A R D L A Y O U T S CONTROLLER PCB ASSEMBLY (MAIN PCB) (Viewed from the component side) (Viewed from the solder side) – 8 –...
  • Page 10: 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 Models : AUU18RC AUU24RC 876-2 834-2 472-1 472-2 472-4 777-2 472-3 777-1 472-5 472-5 472-5 472-5 – 9 –...
  • Page 11 Models : AUU18RC AUU24RC 460-1 460-2 143-3 184-1 138 187 815-1 541-1 Model : AUU18RC 476-2 Model : AUU24RC 117-3 146-2 337-2 146-1 337-1 337-1 834-1 – 10 –...
  • Page 12 Models : AUU18RC AUU24RC 815-2 320-1 320-1 381-4 381-4 731-2 – 11 –...
  • Page 13 Models : AOU18RC AOU24RC – 12 –...
  • Page 14 Model : AOU18RC 343-2 128-1 19-2 19-1 – 13 –...
  • Page 15 Model : AOU24RC 343-2 19-1 128-1 19-3 246-1 19-2 – 14 –...
  • Page 16 Models : AOU18RC AOU24RC – 15 –...
  • Page 17: Parts List

    AUU18RC AUU24RC 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.
  • Page 18 Description Description Q’ty Q’ty AOU18RC AOU24RC AOU18RC AOU24RC Fan Cover 9363678000 9363678000 128-1 Rubber (Discharge Pipe) 313155086308 313155086308 Emblem-Rear FUJITSU 9351355005 9351355005 163-2 Thermo. Spring-A 313728262708 313728262708 Cabinet-A, Painted 9303876015 9303876015 Clamp No.1219 313361271706 313361271706 Cabinet-C, Painted 9353549013 9353549013 196-1...
  • Page 19 AUU18RC AUU24RC [INDOOR UNIT] When you order parts, please make a photocopy of this page CONTROLLER PCB ASSEMBLY (Ref. No.236) and fill the number of the parts in the Order column. Ord. Ord. Ref. No. Description Part No. Ref. No.
  • Page 20 AOU18RC AOU24RC [OUTDOOR UNIT] When you order parts, please make a photocopy of this page and fill the number of the parts in the Order column. CONTROLLER PCB ASSEMBLY (Ref. No.236) Ord. Ord. Ref. No. Description Part No. Ref. No. Description Part No.
  • Page 21: Standard Accessories

    STANDARD ACCESSORIES INDOOR UNIT ACCESSORIES Name and Shape Q'ty Application Part No. Coupler heat insulation 9350716029 For indoor side pipe joint 1 each 9352766015 Remote control unit cord clamp For installing the remote 313714181904 control unit cord Screw For installing the remote 301141153027 control unit cord clamp For installing the remote...
  • Page 22 Parts Orders Parts maybe ordered from FUJITSU GENERAL AMERICA, INC 353 RTE 46 W. FAIRFIELD NJ 07004 PHONE 1-973-575-0380 1-973-575-2194 Specify complete Parts No., Model & Descripation to ensure correct parts are supplied. FUJITSU GENERAL AMERICA, INC. 353 ROUTE 46W., FAIRFIELD, N.J. 07004...

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