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Daikin ARXH25CVMB7 User Manual

Daikin ARXH25CVMB7
248 pages
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SiENBE04-512A
Service
Manual
Inverter Pair
Wall Mounted Type
C-Series - D-Series
SiENBE04-512A.book Page 1 Friday, October 5, 2007 1:49 PM

Table of Contents

Questions and Answers:

Daikin ARXH25CVMB7 Specifications

General IconGeneral
BrandDaikin
ModelARXH25CVMB7
CategoryAir Conditioner
LanguageEnglish

Summary

Introduction

Safety Cautions

Crucial safety instructions for operation and repair.

List of Functions

High Grade Models Functions

Detailed functions for high-grade air conditioner models.

Standard Grade Models Functions

Detailed functions for standard-grade air conditioner models.

Non-Inverter Models Functions

Detailed functions for non-inverter air conditioner models.

Specifications

Cooling Only Specifications

Technical specifications for cooling-only operation modes.

Heat Pump Specifications

Technical specifications for heat pump operation modes.

Printed Circuit Board Connector Wiring Diagram

Indoor Unit Wiring Diagram

Wiring layout for indoor unit PCB connectors and components.

Outdoor Unit Wiring Diagrams

Wiring layouts for outdoor unit PCBs (ARK(X)S and RK(X)H models).

Function and Control

Main Functions Overview

Explanation of core operational functions like frequency and airflow control.

Intelligent Eye Operation

Sensor-based energy saving by detecting room occupancy.

Thermistor Functions

Role of thermistors in controlling temperature and detecting faults.

Control Specifications

Technical details on mode hierarchy, frequency, and valve control.

System Configuration

Safety Precautions

General safety guidelines for operating and handling the unit.

Names of Parts

Identification of key components in indoor and outdoor units.

Operation Modes

How to select and use AUTO, DRY, COOL, HEAT, and FAN modes.

Care and Cleaning

Procedures for maintaining and cleaning the unit components.

Service Diagnosis

Caution for Diagnosis

Important cautions before performing diagnostic procedures.

Problem Symptoms and Measures

Common issues and troubleshooting steps listed in a table.

Service Check Function

Methods for accessing unit error codes via the remote control.

Troubleshooting Error Codes

List and description of system, indoor, and outdoor unit error codes.

Removal Procedure

Indoor Unit Component Removal

Steps for removing indoor unit parts like filters, grille, and PCB.

Outdoor Unit (ARK(X)S-C) Component Removal

Steps for removing outdoor unit parts like panels, fan, and compressor.

Outdoor Unit (RK(X)H-C) Component Removal

Steps for removing RK(X)H-C outdoor unit parts like panels, PCB, and compressor.

Others

Test Run from Remote Control

How to perform a test run using the remote control.

Jumper Settings

Configuration options through jumper settings.

Appendix

Piping Diagrams

Diagrams illustrating refrigerant piping layouts for various models.

Wiring Diagrams

Diagrams illustrating the electrical wiring for indoor and outdoor units.

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