Daikin RXH25CVMB7 - User Manual

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

Summary

Part 1 List of Functions

1. List of Functions

Lists all functions applicable to different models, detailing features.

1.1 High Grade Models

Specifies functions available for high-grade models, including advanced features.

1.2 Standard Grade Models

Details functions and features available for standard grade models.

1.3 Non-Inverter Models

Lists functions specifically for non-inverter models, highlighting differences.

Part 2 Specifications

1. Specifications

Presents general technical specifications for the air conditioning units.

1.1 Cooling Only

Detailed specifications for cooling-only operation modes and performance.

1.2 Heat Pump

Comprehensive specifications for heat pump models covering cooling and heating.

Part 3 Printed Circuit Board Connector Wiring Diagram

1. Printed Circuit Board Connector Wiring Diagram

General overview of the PCB connector layout and wiring schematics.

1.1 Indoor Unit

Detailed connector identification and wiring for the indoor unit PCB.

1.2 Outdoor Unit; ARK(X)S-C

Wiring diagrams and connector pinouts for ARK(X)S-C series outdoor units.

1.3 Outdoor Unit; RK(X)H-C, ARK(X)H-C, R(Y)N-C

Wiring diagrams and connector pinouts for RK(X)H-C, ARK(X)H-C, R(Y)N-C outdoor units.

Part 4 Function and Control

1. Main Functions

Explains core operational principles like frequency control and airflow adjustments.

2. Function of Thermistor

Details the role of various thermistors in temperature sensing and system control.

3. Control Specification

Outlines control logic, mode hierarchy, and specific control parameters.

Part 5 System Configuration

1. System Configuration

General overview of the air conditioner system setup and components.

2. Instruction

Guidance on operating and using the air conditioner.

Part 6 Service Diagnosis

1. Caution for Diagnosis

Important warnings and precautions before starting diagnosis.

2. Problem Symptoms and Measures

Lists common issues and their corresponding troubleshooting steps.

3. Service Check Function

Explains how to access and use diagnostic codes via the remote control.

4. Troubleshooting

Comprehensive guide for diagnosing and resolving error codes and system faults.

5. Check

Procedures for checking specific components and their functionality.

Part 7 Removal Procedure

1. Indoor Unit

Step-by-step instructions for safely removing indoor unit components.

2. Outdoor Unit; ARK(X)S-C

Procedures for disassembling and removing parts from ARK(X)S-C outdoor units.

3. Outdoor Unit; RK(X)H-C, ARK(X)H-C, R(Y)N-C

Detailed steps for removing components from RK(X)H-C, ARK(X)H-C, R(Y)N-C outdoor units.

Part 8 Others

1. Others

Covers miscellaneous topics including test runs and jumper settings.

Part 9 Appendix

1. Piping Diagrams

Illustrates the refrigerant flow and pipe connections for various models.

2. Wiring Diagrams

Provides electrical schematics for indoor and outdoor unit wiring.

Daikin RXH25CVMB7 Specifications

General

Category	Air Conditioner
Model	RXH25CVMB7
Cooling Capacity	2.5 kW
Heating Capacity	3.2 kW
Refrigerant	R32
Weight (Indoor Unit)	9.5 kg
Outdoor Unit Weight	32 kg
Type	Wall Mounted
Noise Level (Indoor)	19 dB
Power Supply	220-240V / 50Hz