Fujitsu AOYD54LATT User Manual

SPLIT TYPE
AIR CONDITIONER
SIMULTANEOUS OPERATION
MULTI (50Hz)
CASSETTE TYPE
Indoor unit  Outdoor unit
Twin
AUYF18LBL x 2 AOYD36LATT
AUYF22LBL x 2 AOYD45LATT
AUYF24LBL x 2 AOYD54LATT
Triple
AUYF18LBL x 3 AOYD54LATT
CEILING TYPE
Indoor unit  Outdoor unit
Twin
ABYF18LBT x 2 AOYD36LATT
ABYF22LBT x 2 AOYD45LATT
ABYF24LBT x 2 AOYD54LATT
Triple
ABYF18LBT x 3 AOYD54LATT
DUCT TYPE
Indoor unit  Outdoor unit
Twin
ARYF18LBLU x 2 AOYD36LATT
ARYF22LBTU x 2 AOYD45LATT
ARYF24LBTU x 2 AOYD54LATT
Triple
ARYF18LBLU x 3 AOYD54LATT
CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . 1
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . 5
CIRCUIT DIAGRAM
. . . . . . . . . . . . . . . . . . 10
ERROR DETECTION
. . . . . . . . . . . . . . . .
14INDOOR PCB CIRCUIT DIAGRAM . . . . . .
. . . 26OUTDOOR PCB CIRCUIT DIAGRAM
33
PARTS (INDOOR UNIT) . . . . . . . . . . . . . . 38
PARTS (OUTDOOR UNIT) . . . . . . . . . . . . 59
ACCESSORIES . . . . . . . . . . . . . . . . . . . . . 63

Fujitsu AOYD54LATT Specifications

General

Coefficient of Performance (COP)	3.5
Refrigerant	R410A
Heating Capacity	18000 BTU/h
Indoor Unit Dimensions (W x H x D)	Varies by indoor unit type and number of connected units
Indoor Unit Weight	Varies by indoor unit type and number of connected units
Outdoor Unit Weight	45 kg

Summary

Fujitsu Split Type Air Conditioner Overview

Unit Specifications

Cassette Type Specifications

Electrical, fan motor, dimensions, and weight details for cassette units.

Ceiling Type Specifications

Electrical, fan motor, and measurement details for ceiling units.

Duct Type Specifications

Electrical, fan motor, and measurement details for duct units.

Outdoor Unit Specifications

Electrical, fan motor, noise, compressor, and measurement details for outdoor units.

Unit Outline and Dimensions

Cassette Type Indoor Unit Dimensions

Visual representation of Cassette type indoor unit dimensions.

Ceiling Type Indoor Unit Dimensions

Diagrams showing dimensions and views of Ceiling type indoor units.

Duct Type Indoor Unit Dimensions

Visual representation of Duct type indoor unit dimensions.

Outdoor Unit Dimensions

Visual representation of Outdoor unit dimensions.

Circuit Diagrams

Cassette Type Circuit Diagram

Electrical circuit diagram for Cassette type indoor units.

Ceiling Type Circuit Diagram

Electrical circuit diagram for Ceiling type indoor units.

Duct Type Circuit Diagram

Electrical circuit diagram for Duct type indoor units.

Outdoor Unit Circuit Diagram

Electrical circuit diagram for Outdoor units.

PCB Schematics

Indoor PCB Circuit Diagrams

Circuit diagrams for indoor unit PCBs.

Controller PCB Assembly Schematics

Detailed schematics for controller PCB assemblies.

Power Supply PCB Assembly Schematics

Detailed schematics for power supply PCB assemblies.

Outdoor Unit PCB Schematics

Circuit diagrams for outdoor unit PCBs.

Error Detection and Troubleshooting

Remote Control Error Codes

List of error codes displayed on the remote control LCD.

Indoor Unit Troubleshooting

Explains error indications via lamps for indoor units.

Outdoor Unit Error Code Display

Procedure for checking error codes on the outdoor unit.

Installation Procedures

Outdoor Unit Pump Down Procedure

Steps for refrigerant collection before unit removal or installation.

Parts Lists

Cassette Type Indoor Unit Parts

Exploded views and part numbers for cassette type indoor units.

Ceiling Type Indoor Unit Parts

Exploded views and part numbers for ceiling type indoor units.

Duct Type Indoor Unit Parts

Exploded views and part numbers for duct type indoor units.

Outdoor Unit Parts

Exploded views and part numbers for outdoor units.

Accessories

Cassette Type Indoor Unit Accessories

Various accessories for cassette type indoor units.

Ceiling Type Indoor Unit Accessories

Accessories for ceiling type indoor units, including brackets.

Duct Type Indoor Unit Accessories

Accessories for duct type indoor units, including insulation.

Outdoor Unit Accessories

Accessories for outdoor units, including drain components.