Daikin 4MXS36WMVJU9 Service Manual

[Applied Models]

Inverter Pair : Heat Pump
Multi-Split Type Air Conditioners
2/3/4/5MXS-W, 2/3/4MXL-W, 2/3/4MXLH-W Series
Service
Manual
SiUS122226E

Daikin 4MXS36WMVJU9 Specifications

General

Brand	Daikin
Model	4MXS36WMVJU9
Category	Air Conditioner
Language	English

Summary

Introduction

1. Safety Cautions

Essential safety guidelines for operation and maintenance personnel.

Part 2 Specifications

1. Specifications

Part 3 Printed Circuit Board Connector Wiring Diagram

1. Indoor Unit

Wiring diagrams for various indoor unit PCB types and their connectors.

6. Outdoor Unit

Wiring diagrams for various outdoor unit models and their main PCBs.

Part 4 Functions and Control

1. Common Functions

2. Functions for Wall Mounted / Floor Standing Type

Details specific functions for wall-mounted and floor-standing indoor units.

3. Functions for Duct Concealed / Ceiling Cassette Type

Explains functions specific to duct concealed and ceiling cassette indoor units.

4. Control Specification

Describes the control logic and specifications for various system operations.

Part 5 Remote Controller

2. ARC452A21

3. ARC466A36

4. ARC466A21

5. BRC944B2

6. BRC1E73

7. BRC082A43

8. BRC082A41W, BRC082A42W(S)

Part 6 Service Diagnosis

1. General Problem Symptoms and Check Items

Lists common symptoms and initial checks for troubleshooting.

2. Troubleshooting with LED

Guides troubleshooting based on LED indicators on indoor and outdoor units.

3. Service Diagnosis (Remote Controllers)

4. Code Indication on Remote Controller

Lists error codes displayed on remote controllers and their corresponding issues.

5. Troubleshooting for Wall Mounted/Floor Standing Type

Specific troubleshooting steps for wall-mounted and floor-standing indoor units.

6. Troubleshooting for Duct Concealed/Ceiling Cassette Type

Specific troubleshooting steps for duct concealed and ceiling cassette indoor units.

7. Troubleshooting for Outdoor Unit

Troubleshooting procedures for various outdoor unit faults and error codes.

8. Check (Component Checks)

Part 7 Trial Operation and Field Settings

1. Pump Down Operation

2. Forced Cooling Operation

3. Wiring Error Check Function

4. Trial Operation

5. Field Settings