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Daikin FTXS36LVJU Service Manual

Daikin FTXS36LVJU
414 pages
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Service
Manual
Inverter Pair
FTXS-L Series
FDXS-L Series
SiUS091133
[Applied Models]
Inverter Pair : Cooling Only
Inverter Pair : Heat Pump

Table of Contents

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Daikin FTXS36LVJU Specifications

General IconGeneral
Cooling Capacity3.6 kW
Heating Capacity4.0 kW
RefrigerantR32
Indoor Unit Dimensions (W x H x D)290 x 800 x 206 mm
Outdoor Unit Dimensions (W x H x D)800 x 550 x 285 mm
Outdoor Unit Noise Level48 dB(A)
TypeSplit
EER3.61
Seasonal Energy Efficiency Ratio (SEER)6.1
Energy Efficiency Ratio (Cooling)3.61
Power Supply220-240V/50Hz

Summary

Part 1 List of Functions

1. Functions Overview

Details of functions available for the FTXS Series and FDXS Series indoor and outdoor units.

Part 2 Specifications

1. Specifications Overview

Technical specifications for FTXS Series and FDXS Series units, covering various models.

Part 3 Printed Circuit Board Connector Wiring Diagram

1. Indoor Unit Wiring Diagrams

Wiring diagrams and connector details for FTXS and FDXS indoor units.

2. Outdoor Unit Wiring Diagrams

Wiring diagrams and connector details for RXS and RKS outdoor units.

Part 4 Function and Control

1. Main Functions

Overview of core operational functions like temperature, frequency, and airflow control.

2. Thermistor Functionality

Explanation of the role and function of thermistors in system operation.

3. Control Specifications

Detailed specifications on control logic, modes, and protection mechanisms.

Part 5 Operation Manual

1. System Configuration Overview

General information on system setup and user guidance after installation.

2. FTXS Series Operation

Detailed instructions on operating the FTXS Series unit using the remote controller.

3. FDXS Series Operation

Detailed instructions on operating the FDXS Series unit using the remote controller.

Part 6 Service Diagnosis

1. Troubleshooting with LED Indicators

Troubleshooting guide based on LED indicators for indoor and outdoor units.

2. Problem Symptoms and Measures

Common operating problems and their corresponding solutions and measures.

3. Service Check Function

Procedures for accessing and using the unit's service check functions.

4. Troubleshooting Error Codes

Comprehensive list and description of error codes for troubleshooting.

5. Component Checks

Detailed checks for specific components like thermistors, motors, and PCBs.

Part 7 Removal Procedure

1. Indoor Unit FTXS09/12LVJU Removal

Step-by-step instructions for removing components of the FTXS09/12LVJU indoor unit.

2. Indoor Unit FTXS15/18/24LVJU Removal

Step-by-step instructions for removing components of the FTXS15/18/24LVJU indoor unit.

3. Indoor Unit FTXS30/36LVJU Removal

Step-by-step instructions for removing components of the FTXS30/36LVJU indoor unit.

4. Outdoor Unit RXS09/12LVJU Removal

Step-by-step instructions for removing components of the RXS09/12LVJU outdoor unit.

5. Outdoor Unit RXS15/18LVJU Removal

Step-by-step instructions for removing components of the RXS15/18LVJU outdoor unit.

Part 8 Trial Operation and Field Settings

1. Pump Down Operation

Procedure for pump down operation when relocating or disposing of the unit.

2. Forced Cooling Operation

How to perform forced cooling operation for testing purposes.

3. Trial Operation

Steps for conducting trial operation to ensure proper function after installation.

4. Field Settings

Adjustments and settings required after installation.

5. Application of Silicon Grease

Procedure for applying silicon grease to power transistor and diode bridge for heat radiation.

Part 9 Appendix

1. Piping Diagrams

Diagrams illustrating the refrigerant piping for indoor and outdoor units.

2. Wiring Diagrams

Diagrams illustrating the electrical wiring for indoor and outdoor units.

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