Fujitsu ABYF18LBT - 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 ABYF18LBT Specifications

General

Heating Capacity	6.0 kW
Energy Efficiency Ratio (EER)	3.21
Refrigerant	R32
Type	Split System
Coefficient of Performance (COP)	3.61
Power Supply	230 V, 50 Hz
Noise Level (Outdoor Unit)	50 dB(A)

Summary

Specifications

Cassette Type Specifications

Electrical data, fan motor specs, dimensions, and weight for cassette units.

Ceiling Type Specifications

Electrical data, fan motor, and measurement specs for ceiling units.

Duct Type Specifications

Electrical data, fan motor, and measurement specs for duct units.

Outdoor Unit Specifications

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

Circuit Diagrams

Cassette Type Circuit Diagram

Wiring diagram for cassette type indoor unit.

Ceiling Type Circuit Diagram

Duct Type Circuit Diagram

Outdoor Unit Circuit Diagram

Indoor PCB Circuit Diagrams

Cassette Type Indoor PCB Diagram

Ceiling Type Indoor PCB Diagram

Duct Type Indoor PCB Diagram

Outdoor PCB Circuit Diagrams

Outdoor Unit PCB Diagrams Overview

Error Detection and Troubleshooting

Remote Control Error Codes

Lists error codes and their meanings for wired remote.

Indoor Unit Error Display

Troubleshooting based on indoor unit display indicators.

Outdoor Unit Error Display

Troubleshooting based on outdoor unit LED indicators.

Installation Settings

Outdoor Unit Pump Down Procedure

Steps for collecting refrigerant before servicing.