Daikin FTXD60JVEA - User Manual

Si18-201
J Series
[Applied Models]
!
!!
!Super Multi Plus : Cooling Only
!
!!
!Super Multi Plus : Heat Pump
Service
Manual

Summary

Part 1 List of Function

1.1 Function List for General

Comprehensive list of functions for general models, detailing features across various unit types.

Part 2 Specifications

1.1 Outdoor Units

Detailed specifications for outdoor units, including cooling and heat pump models.

1.2 BP Units

1.3 Indoor Units (for General)

Specifications for indoor units applicable to general markets.

Part 3 Printed Circuit Board Connector Wiring Diagram and Name

Part 4 Main Functions Indoor Unit

1.1 Main Functions in Split Type

Detailed explanation of the main functions for split-type indoor units.

1.3 Cautions when SkyAir [Auto] [FAN] are used

Part 5 Main Functions Outdoor Unit; BP Unit

1.2 Major Functional Parts

3.1 Outline of System Control

3.2 Mode Configuration

Explanation of how different operational modes are configured.

3.3 Standby Control at Power ON

3.4 Cooling; Heating Standby Operation at Startup

3.5 Equalizing Control

3.6 Determination of Initial Frequency

Method for determining the initial operating frequency of the compressor.

3.7 Oil Return Operation

3.8 Defrost Operation

Explanation of the defrost operation cycle and conditions.

3.14 Gas Shortage Malfunction

Methods for detecting and addressing gas shortage malfunctions.

3.16 Input Current Control

3.24 Compressor Protection Control

Control to ensure proper compressor oil level and dilution at startup.

3.25 Fan Control

Logic for adjusting fan speed or stopping operation based on conditions.

3.26 Motorized Valve Control of Outdoor Unit

Control of motorized valves for system stabilization and operation.

3.37 4-Way Valve Operation

Details on the operation and security of the 4-way valve.

3.39 Pump Down Operation

3.40 Protection Control of SkyAir Indoor Units

Protection controls for SkyAir indoor units against abnormal conditions.

Part 6 Flow of Refrigerant

1.2 Standby Operation (Cooling)

1.3 Equalizing Control (Cooling)

1.4 Oil Return Operation (Cooling)

1.11 Standby Operation (Heating)

1.12 Equalizing Control (Heating)

1.14 Defrost Operation

Refrigerant flow diagram illustrating the defrost operation cycle.

Part 7 Operations

1. Remote Controller

Explanation of the wireless remote controller functions and layout.

1.1 Wireless Remote Controller

Detailed breakdown of buttons and displays on the wireless remote controller.

Part 8 Operating Test

1. Operating Test

Step-by-step guide for performing an initial operating test.

1.2 Test Operation Switch

2. Method of Field Set

Procedures for setting up the system parameters in the field.

2.1 Field Setting

Detailed steps for performing field settings using the remote controller.

2.4 Precautions: For RMK140 J; RMX140 J Outdoor Unit Users

Part 9 Service Diagnosis

1. Troubleshooting - Split Type Indoor Unit

Troubleshooting guide for issues related to split-type indoor units.

1.1 Troubleshooting with the Operation Lamp

How to troubleshoot using the indoor unit's operation lamp status.

1.2 Service Check Function

Using the service check function for diagnostics.

1.3 Code Indication on the Remote Controller

Understanding error codes displayed on the remote controller.

1.5 Troubleshooting Detail

2. Troubleshooting - SkyAir Indoor Unit

Troubleshooting guide for SkyAir indoor units.

2.1 The INSPECTION;TEST Button

2.2 Self-Diagnosis by Wired Remote Controller

2.3 Fault Diagnosis by Wireless Remote Controller

2.4 Troubleshooting by LED on the Indoor Unit’s

3. Troubleshooting - Outdoor Unit Related

Troubleshooting guide for issues related to outdoor units.

3.1 The Unit Runs but Doesn’t Cool (Heat) the Room

Troubleshooting steps when the unit runs but doesn't cool or heat.

3.2 7 Seg. Display on the Outdoor P. C. Board

3.3 Troubleshooting Detail

3.4 How to Check

4. BP Unit Trouble Diagnosis

Part 10 Removal Procedure

1. For BPMK928 B42 · 43

2. Outdoor Unit

General section for outdoor unit component removal.

2.2 Removal of PCB and Electrical Box

2.7 Removal of Compressor

3. Indoor Unit

General section for indoor unit component removal.

Part 11 Cautions before Operation

1. Installation

Important considerations for the installation process.

1.1 Outdoor Unit

1.2 BP Unit

2. Wiring

Precautions and steps related to electrical wiring.

2.1 Outdoor Unit

2.2 BP Unit

3.1.1 Test Run from the Remote Controller (For Heat Pump Model Only)

Daikin FTXD60JVEA Specifications