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Daikin 2MXLH18WVJU9 User Manual

Daikin 2MXLH18WVJU9
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 2MXLH18WVJU9 Specifications

General IconGeneral
Model2MXLH18WVJU9
CategoryAir Conditioner
SeriesMXL
Multi-ZoneYes
Cooling Capacity18, 000 BTU
Energy Efficiency Ratio (EER)12.5
RefrigerantR-410A
Operating Temperature (Cooling)14°F to 115°F
Heating Capacity20000 BTU/h
Heating Seasonal Performance Factor (HSPF)10.0
Outdoor Unit Noise Level49 dB(A)
Power Supply208/230V, 60Hz

Summary

Introduction

Safety Cautions

Essential warnings and cautions for worker safety during maintenance and repair.

Part 2 Specifications

Specifications

Provides detailed technical specifications for indoor and outdoor units.

Part 3 Printed Circuit Board Connector Wiring Diagram

Part 4 Functions and Control

Control Specification

Explains various control specifications and thermistor functions.

Part 6 Service Diagnosis

Troubleshooting with LED

Diagnosing issues based on indoor and outdoor unit LED indicators.

Service Diagnosis

Detailed diagnostic methods for various remote controller series.

Code Indication on Remote Controller

Lists error codes indicated on remote controllers for different unit types.

Troubleshooting for Wall Mounted/Floor Standing Type

Specific troubleshooting steps for wall-mounted/floor-standing units.

Troubleshooting for Duct Concealed/Ceiling Cassette Type

Specific troubleshooting steps for duct concealed/ceiling cassette units.

Troubleshooting for Outdoor Unit

Troubleshooting steps for various outdoor unit errors and abnormalities.

Part 7 Trial Operation and Field Settings

Wiring Error Check Function

Function to check and correct wiring errors automatically.

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