Daikin FTXS50D2V1W User Manual

SiENBE12-713
Service
Manual
[Applied Models]
! Inverter pair Cooling mode
! Inverter pair Heating mode
F-Series

Daikin FTXS50D2V1W Specifications

General

Brand	Daikin
Model	FTXS50D2V1W
Category	Air Conditioner
Language	English

Summary

Part 2 Specifications

Indoor Unit Specifications (Cooling Only)

Outdoor Unit Specifications (Cooling Only)

Indoor Unit Specifications (Heat Pump)

Outdoor Unit Specifications (Heat Pump)

Part 4 Function and Control

Main Functions Overview

Function of Main Structural Parts

Control Specifications and Modes

Details control logic, mode hierarchy, frequency control, and various protection mechanisms.

Part 6 Service Diagnosis

Caution for Diagnosis and Operation Lamp Troubleshooting

Provides essential safety cautions for diagnosis and troubleshooting guidance using the operation lamp indicator.

Problem Symptoms and Measures

Lists common operational issues and their corresponding recommended solutions for troubleshooting.

Service Check Functions

Details methods for checking system functions and diagnosing faults using specific procedures.

Remote Control Code Indications and Fault Descriptions

Explains error codes displayed on the remote control and their corresponding fault descriptions.

Troubleshooting by Symptom

Provides detailed troubleshooting steps for various indoor and outdoor unit symptoms.

Part 7 Removal Procedure

Outdoor Unit Removal Procedures

Step-by-step instructions for safely removing panels, electrical box, fan, and other components of the outdoor unit.

PCB Removal Procedures

Details the process for removing the service and control PCBs from the outdoor unit.

Fan and Related Component Removal

Electronic Components and Valve Removal

Distributor, Four Way Valve, and Compressor Removal

Step-by-step procedures for removing the distributor, four-way valve, and compressor.