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Daikin ARXS25F3V1B User Manual

Daikin ARXS25F3V1B
244 pages
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SiBE04 - 824
[Applied Models]
z Inverter Pair : Heat Pump
Inverter Pair
Wall Mounted Type E-Series

Table of Contents

Questions and Answers:

Daikin ARXS25F3V1B Specifications

General IconGeneral
BrandDaikin
ModelARXS25F3V1B
CategoryAir Conditioner
LanguageEnglish

Summary

List of Functions

Air Conditioner Specifications

Circuit Board Wiring Diagrams

Function and Control Details

Main Functions Overview

Details on core functions like Frequency Principle, Inverter Features, and Frequency Limits.

Compressor Frequency Control Logic

Details how compressor frequency is determined by room/set temperature, PI control, and various limiting functions.

Malfunctions Overview

Covers sensor malfunctions, overload/over current detection, and insufficient gas control methods.

Operation Manual Sections

General Safety Precautions

Provides crucial warnings and cautions for safe operation, repair, and installation of the air conditioner.

Troubleshooting Common Issues

Lists common issues like operation delays, noises, odors, and remote controller problems with explanations.

Service Diagnosis Procedures

Symptom-Based Troubleshooting

Table correlating symptoms like non-operation or poor effect with check items and measures.

Error Codes and Descriptions

List of error codes, their descriptions, and corresponding reference pages for troubleshooting.

Compressor Overload (OL Activation)

Diagnosis for 'E5' error, checking thermistors, four-way valve, refrigerant, and expansion valve.

Compressor Lock Diagnosis

Troubleshooting for 'E6' error, checking power supply, harnesses, compressor, and expansion valve.

Insufficient Gas Detection (25/35 Class)

Methods and conditions for detecting insufficient gas based on current, temp, and expansion valve.

Removal Procedures

Outdoor Unit ARXS 25/35 F Compressor Removal

Procedure for removing the compressor, including unscrewing nuts, heating brazed parts, and disconnecting wires.

Outdoor Unit ARXS 50 E Compressor Removal

Steps to remove the compressor, including disconnecting lead wires, putty, and heating brazed parts.

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