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Daikin FTK12NMVJU - Service Manual

Daikin FTK12NMVJU
133 pages
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Service
Manual
Inverter Pair
Wall Mounted Type
FTK(X)N-N, FTK(X)-N Series
SiUS041501E
[Applied Models]
z Inverter Pair : Cooling Only
z Inverter Pair : Heat Pump

Table of Contents

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Summary

Part 1 List of Functions

1. Functions List

Details the various functions available for the Daikin Inverter Pair units.

Part 2 Specifications

1.1 Cooling Only Specifications

Provides detailed technical specifications for cooling-only models.

1.2 Heat Pump Specifications

Provides detailed technical specifications for heat pump models.

Part 3 Printed Circuit Board Connector Wiring Diagram

1. Indoor Unit Wiring Diagrams

Illustrates PCB connector layouts and pin assignments for indoor units (09/12 and 18/24 classes).

2. Outdoor Unit Wiring Diagrams

Illustrates PCB connector layouts and pin assignments for outdoor units (09/12, 18/24 classes).

Part 4 Function and Control

1. Main Functions

Explains the primary operational functions including temperature and fan speed control.

2. Function of Thermistor

Details the role and operation of various thermistors in system control.

3. Control Specifications

Outlines the control logic, mode hierarchy, and frequency control specifications.

Part 5 Remote Controller

1. Cooling Only Remote Operation

Explains the operation of the remote controller for cooling-only models.

2. Heat Pump Remote Operation

Explains the operation of the remote controller for heat pump models.

Part 6 Service Diagnosis

1. General Problem Symptoms and Check Items

Lists common problems, their symptoms, and initial checks for troubleshooting.

2. Troubleshooting with LED

Guides troubleshooting based on indoor and outdoor unit LED indicators for error detection.

3. Service Diagnosis Methods

Details methods for diagnosing system errors using the remote controller's service mode.

4. Troubleshooting Common Faults

Provides detailed troubleshooting for various error codes and system faults.

5. Component Checks

Provides procedures for checking various system components like thermistors and motors.

Part 7 Trial Operation and Field Settings

1. Servicing Tips

Provides essential tips for performing servicing on the unit, including pump down.

2. Trial Operation Procedure

Guides the process of trial operation to ensure proper functioning after installation.

3. Field Settings Adjustment

Covers settings adjustable after installation, like temperature display and unit addresses.

4. Silicon Grease Application

Describes the application of silicon grease for heat dissipation on PCBs.

Part 8 Appendix

1. Piping Diagrams

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

2. Wiring Diagrams

Provides diagrams illustrating the electrical wiring connections for indoor and outdoor units.

Summary

Part 1 List of Functions

1. Functions List

Details the various functions available for the Daikin Inverter Pair units.

Part 2 Specifications

1.1 Cooling Only Specifications

Provides detailed technical specifications for cooling-only models.

1.2 Heat Pump Specifications

Provides detailed technical specifications for heat pump models.

Part 3 Printed Circuit Board Connector Wiring Diagram

1. Indoor Unit Wiring Diagrams

Illustrates PCB connector layouts and pin assignments for indoor units (09/12 and 18/24 classes).

2. Outdoor Unit Wiring Diagrams

Illustrates PCB connector layouts and pin assignments for outdoor units (09/12, 18/24 classes).

Part 4 Function and Control

1. Main Functions

Explains the primary operational functions including temperature and fan speed control.

2. Function of Thermistor

Details the role and operation of various thermistors in system control.

3. Control Specifications

Outlines the control logic, mode hierarchy, and frequency control specifications.

Part 5 Remote Controller

1. Cooling Only Remote Operation

Explains the operation of the remote controller for cooling-only models.

2. Heat Pump Remote Operation

Explains the operation of the remote controller for heat pump models.

Part 6 Service Diagnosis

1. General Problem Symptoms and Check Items

Lists common problems, their symptoms, and initial checks for troubleshooting.

2. Troubleshooting with LED

Guides troubleshooting based on indoor and outdoor unit LED indicators for error detection.

3. Service Diagnosis Methods

Details methods for diagnosing system errors using the remote controller's service mode.

4. Troubleshooting Common Faults

Provides detailed troubleshooting for various error codes and system faults.

5. Component Checks

Provides procedures for checking various system components like thermistors and motors.

Part 7 Trial Operation and Field Settings

1. Servicing Tips

Provides essential tips for performing servicing on the unit, including pump down.

2. Trial Operation Procedure

Guides the process of trial operation to ensure proper functioning after installation.

3. Field Settings Adjustment

Covers settings adjustable after installation, like temperature display and unit addresses.

4. Silicon Grease Application

Describes the application of silicon grease for heat dissipation on PCBs.

Part 8 Appendix

1. Piping Diagrams

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

2. Wiring Diagrams

Provides diagrams illustrating the electrical wiring connections for indoor and outdoor units.

Daikin FTK12NMVJU Specifications

General IconGeneral
BrandDaikin
ModelFTK12NMVJU
CategoryAir Conditioner
LanguageEnglish

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