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Daikin CTX Series User Manual

Daikin CTX Series
108 pages
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Servic e
Manual
DAMA-SM-21-003
Service Manual / Inverter Multi Split Wall Mounted Type CTX(X) Series DAMA-SM-21-003
Inverter Multi Split
Wall Mounted Type CTX(X) Series
[Applied Models]
z
Inverter Split : Heat Pump Unit

Table of Contents

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Daikin CTX Series Specifications

General IconGeneral
Dimensions (Indoor Unit)Varies by model
Weight (Indoor Unit)Varies by model
Dimensions (Outdoor Unit)Varies by model
Weight (Outdoor Unit)Varies by model
SeriesCTX
TypeHeat Pump
Coefficient of Performance (COP)Up to 4.0 (depending on model)
Operating Temperature Range (Heating)-15°C to 24°C

Summary

Safety Cautions

Warnings and Cautions Regarding Safety of Workers

Essential safety guidelines for technicians to prevent accidents and ensure safe repair work.

Warnings and Cautions Regarding Safety of Users

Safety advice for end-users to prevent hazards like electric shock, fire, or injury from product use.

Icons Used

Explanation of standard icons used throughout the manual to convey important information and warnings.

Revision History

Records changes made to the manual, including version numbers and dates.

General Information

Applicable Models

Lists the specific indoor and outdoor unit models covered by this service manual.

Specifications

Specification Data

Provides detailed technical specifications for system, indoor, and outdoor units.

Functions

Outlines the various operational functions and features of the air conditioning system.

Functions and Control

Main Functions

Describes core operational features like temperature, frequency, and airflow control.

Thermistor Functions

Explains the role and function of various thermistors in system control.

Control Specification

Details system control logic, including mode hierarchy and operating parameters.

Remote Controller

Applicable Remote Controller

Identifies the remote controller models compatible with the system.

BRC52B63

Provides an overview and button functions of the BRC52B63 remote controller.

Service Diagnosis

General Problem Symptoms and Check Items

Lists common issues and initial checks for diagnosing system problems.

Troubleshooting with LED

Guides diagnosis based on LED indicators on the indoor and outdoor units.

Error Diagnosis

Instructions on how to enter and interpret error codes displayed by the system.

Troubleshooting

Comprehensive troubleshooting guide covering various error codes and their solutions.

Actuator Check

Procedures for checking the functionality of system actuators like motors and valves.

Trial Operation and Field Settings

Pump Down Operation

Procedures for safely recovering refrigerant before unit relocation or disposal.

Forced Cooling Operation

Instructions for initiating a forced cooling mode for specific operations.

Silicone Grease on Power Transistor/Diode Bridge

Guidelines for applying silicone grease during PCB replacement for heat dissipation.

Appendix

Piping Diagrams

Visual representation of refrigerant piping connections for indoor and outdoor units.

Wiring Diagrams

Electrical wiring schematics for indoor and outdoor units, including PCB connections.

Operation Limit

Defines the operational limits for cooling and heating based on indoor and outdoor temperatures.

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