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Daikin CTXS07WVJU9 User Manual

Daikin CTXS07WVJU9
303 pages
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[Applied Models]
Inverter Pair : Heat Pump
Multi-Split Type Air Conditioners
2/3/4/5MXS-W, 2/3/4MXL-W, 2/3/4MXLH-W Series
Service
Manual
SiUS122226E

Table of Contents

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Daikin CTXS07WVJU9 Specifications

General IconGeneral
Cooling Capacity2.0 kW
Heating Capacity2.5 kW
Energy Efficiency RatingA++
RefrigerantR-32
Indoor Unit Dimensions (W x H x D)35-1/16" x 11-5/8" x 9-5/8"
Indoor Unit Weight26 lbs
Outdoor Unit Dimensions (W x H x D)30-1/8" x 21-1/2" x 11-7/16"
Outdoor Unit Weight68 lbs
SEER6.1
Energy Efficiency Ratio (EER)3.5
Seasonal Energy Efficiency Ratio (SEER)6.1
Cooling Capacity (BTU/hr)7000 BTU/hr
Sound Level (dB)19 dB
Operating Temperature (Cooling)0 to 46 °C
Operating Temperature (Heating)-15°C to 24°C
TypeSplit System Air Conditioner

Summary

Introduction

Safety Cautions

Crucial safety information for workers and users to prevent injury or damage.

Icons Used

Explanation of symbols for clear communication.

Revision History

Records of manual updates and changes.

Part 1 General Information

Applicable Models

Lists the air conditioner models covered by this manual.

Functions - Indoor Unit

Details the features and functions of indoor units.

Functions - Outdoor Unit

Details the features and functions of outdoor units.

Part 2 Specifications

Indoor Unit Specifications

Detailed technical specifications for indoor units.

Outdoor Unit Specifications

Detailed technical specifications for outdoor units.

Part 3 Wiring Diagrams

Sensor Kit for FFQ Series

Wiring details for sensor kits.

Wired Remote Controller

Wiring for wired remote controllers.

Outdoor Unit Wiring Diagrams

Wiring diagrams for outdoor unit PCBs and connectors.

Part 4 Functions and Control

Functions for Duct Concealed/Ceiling Cassette Units

Specific functions for duct/ceiling cassette indoor units.

Control Specifications

Technical details on control logic and parameters.

Control Specifications

Thermistor Functions

How thermistors are used for temperature sensing and control.

Frequency Control

How compressor frequency is managed for capacity.

Protection and Performance Controls

Mechanisms to prevent freezing, high pressure, and heating peak cuts.

Operational Mode Logic

Mode hierarchy, start-up controls, current limits, and pipe temps.

Part 5 Remote Controller

Applicable Remote Controllers

Lists remote controllers and their compatibility with models.

Remote Controller Operation and Specifications

Details on various remote controller models and their functions.

Part 6 Service Diagnosis

Error Code Indications

Explains error codes displayed on remote controllers and LEDs.

Unit-Specific Troubleshooting

Specific troubleshooting steps for different unit types and outdoor units.

Component Checks

Procedures for checking specific components like thermistors and PCBs.

Part 7 Trial Operation and Field Settings

Pre-Operation Procedures

Steps like pump down, forced cooling, and wiring checks before operation.

Trial Operation Procedures

Steps for performing trial operation for different unit types.

Field Settings

Configuration options for different unit types and outdoor units.

Maintenance Procedures

Specific maintenance steps like silicone grease application.

Part 8 Appendix

Piping Diagrams

Visual representations of refrigerant piping for various units.

Wiring Diagrams

Electrical wiring diagrams for indoor and outdoor units.

Operation Limit

Specifies the operational limits for different conditions.

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