Daikin RXG25J2V1B User Manual

Service
Manual
[Applied Models]
z Inverter Pair : Heat Pump
Inverter Pair
Wall Mounted Type J-Series
SiBE041012_A

Daikin RXG25J2V1B Specifications

General

Category	Air Conditioner
Model	RXG25J2V1B
Cooling Capacity	2.5 kW
Heating Capacity	3.2 kW
Power Supply	220-240 V, 50 Hz
Refrigerant	R32

Summary

Introduction

Safety Cautions

Specifications

Technical Specifications

Printed Circuit Board Connector Wiring Diagram

Function and Control

Main Functions

Explains core operational functions like temperature, frequency, and starting control.

Control Specification

Frequency Control

Malfunctions

Error Codes and Descriptions

Lists error codes displayed on the remote controller and their descriptions.

Troubleshooting Common Malfunctions

Provides troubleshooting steps for PCB, fan motor, thermistor, and panel faults.

Refrigerant Shortage Detection

Explains methods for detecting refrigerant shortage using current, temperature, and pressure.

Operation Manual

Operating Modes and Features

Covers part identification, basic modes, and special operations like ECONO and timers.

Service Diagnosis

Troubleshooting with LED Indicators

Guides troubleshooting based on multi-colored indicator lamp and service monitor LEDs.

Problem Symptoms and Measures

Lists common symptoms and corresponding troubleshooting actions for the unit.

Detailed Troubleshooting Steps

Provides specific troubleshooting flows for PCB, motor, thermistor, and sensor abnormalities.

Check

Removal Procedure

Indoor Unit Component Removal

Step-by-step guides for removing filters, panels, motors, PCBs, and heat exchangers.

Outdoor Unit (25/35 Class) Component Removal

Details removing panels, fans, motors, PCBs, valves, and compressors for 25/35 class units.

Outdoor Unit (50 Class) Component Removal

Details removing panels, fans, motors, PCBs, valves, and compressors for 50 class units.