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Daikin 4MXLH-W Series User Manual

Daikin 4MXLH-W Series
303 pages
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[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

Table of Contents

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Daikin 4MXLH-W Series Specifications

General IconGeneral
Heating Capacity2.5kW - 8.0kW
RefrigerantR32
Indoor Unit TypeWall-mounted
ControlRemote Control
Noise Level (Indoor Unit)19dB - 44dB
Outdoor Unit Dimensions (HxWxD)320 mm
Power Supply220-240V, 50Hz
Series4MXLH-W Series

Summary

Introduction

Safety Cautions

Important warnings and cautions for workers and users to ensure safe operation and maintenance.

Part 3 Printed Circuit Board Connector Wiring Diagram

Part 4 Functions and Control

Control Specification

Technical specifications for various control functions and systems.

Part 6 Service Diagnosis

General Problem Symptoms and Check Items

Common problems, check items, and reference pages for troubleshooting.

Troubleshooting with LED Indicators

Troubleshooting guide based on LED indications for indoor and outdoor units.

Service Diagnosis by Remote Controller

Methods for diagnosing issues using different remote controller series.

Troubleshooting for Wall Mounted/Floor Standing Type

Troubleshooting steps for common issues with wall/floor standing units.

Troubleshooting for Duct Concealed/Ceiling Cassette Type

Troubleshooting steps for duct concealed and ceiling cassette units.

Troubleshooting for Outdoor Unit

Comprehensive troubleshooting for outdoor unit issues.

Check Procedures

Detailed procedures for checking various components like thermistors and motors.

Part 7 Trial Operation and Field Settings

Pump Down Operation

Procedure for pump down operation when relocating or disposing of the unit.

Forced Cooling Operation

Procedure for initiating forced cooling operation.

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