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Daikin SUPER MULTI NX FTXS09LVJU User Manual

Daikin SUPER MULTI NX FTXS09LVJU
285 pages
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Service
Manual
G-Series / J-Series
SiUS12-928_B
[Applied Models]
Inverter Multi : Heat Pump

Table of Contents

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Daikin SUPER MULTI NX FTXS09LVJU Specifications

General IconGeneral
Voltage220-240 V
RefrigerantR32
Operating Temperature Range (Heating)-15°C
Noise Level (Indoor)19 dB
Operating Temperature Range (Cooling)18°C to 46°C

Summary

Part 1 List of Functions

List of Functions

Lists and describes the functions available for various Daikin indoor and outdoor units.

Part 2 Specifications

Indoor Unit Specifications

Provides detailed specifications for various Daikin indoor units, including dimensions, airflow, and power.

Outdoor Unit Specifications

Details specifications for Daikin outdoor units, covering compressor, airflow, dimensions, and piping.

Part 3 Printed Circuit Board Connector Wiring Diagram

Indoor Unit PCB and Connector Wiring

Details the PCB layout and connector assignments for various Daikin indoor units.

Outdoor Unit PCB and Connector Wiring

Illustrates the PCB layout and connector assignments for Daikin outdoor units.

Part 4 Function and Control

Main Functions Overview

Details the primary operational functions of the Daikin air conditioning system.

Thermistor Functionality

Explains the role and function of various thermistors in the Daikin system's operation.

Control Specifications

Outlines the specific control parameters and logic governing the air conditioner's operation.

Part 5 Operation Manual

System Configuration Guide

Provides guidance on handling and operating the air conditioner after installation and trial operation.

Operation for CTXS-J, CTXS-H, FTXS-H Series

Details operation procedures and remote controller functions for specific Daikin indoor unit series.

Operation for CTXS-L, FTXS-L Series

Explains operation procedures and remote controller functions for CTXS-L and FTXS-L series indoor units.

Operation for FDXS-D Series

Covers operation procedures and remote controller functions for the FDXS-D series indoor units.

Operation for CDXS-L, FDXS-L Series

Details operation procedures and remote controller functions for CDXS-L and FDXS-L series indoor units.

Part 6 Service Diagnosis

Troubleshooting Using LED Indicators

Guides on diagnosing issues using LED indicators on indoor and outdoor units.

Common Problem Symptoms and Solutions

Lists common operational problems and provides corresponding troubleshooting measures.

Service Check Functions

Explains how to use service check functions on remote controllers for diagnosis.

Remote Controller Error Codes

Lists and describes error codes displayed on the remote controller for indoor and outdoor units.

Indoor Unit Troubleshooting

Provides detailed troubleshooting steps for common indoor unit malfunctions and errors.

Outdoor Unit Troubleshooting

Details troubleshooting procedures for various outdoor unit malfunctions and error codes.

Component Checks

Provides step-by-step guides for checking specific components like thermistors, motors, and PCBs.

Part 7 Removal Procedure

Removal Procedure for 2MXS18GVJU Outdoor Unit

Step-by-step instructions for disassembling the 2MXS18GVJU outdoor unit.

Removal Procedure for 3MXS24JVJU, 4MXS32GVJU Outdoor Units

Detailed steps for disassembling the 3MXS24JVJU and 4MXS32GVJU outdoor units.

Part 8 Trial Operation and Field Settings

Pump Down Operation Procedure

Instructions for performing pump down operation before relocating or disposing of the unit.

Forced Operation Modes

Details forced cooling and heating operation modes for testing and setup.

Wiring Error Check Function

Explains the function for automatically detecting and correcting wiring errors.

Trial Operation Procedure

Guides on conducting trial operation to ensure all functions and parts work correctly.

Field Settings Configuration

Details essential field settings for proper unit operation, including priority room and mode locks.

Silicon Grease Application for Heat Radiation

Instructions for applying silicon grease to heat radiation parts on PCB for proper heat dissipation.

Part 9 Appendix

Piping Diagrams

Provides schematic diagrams illustrating the refrigerant piping for indoor and outdoor units.

Wiring Diagrams

Presents wiring diagrams for indoor and outdoor units, showing electrical connections.

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