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Daikin FTKS50D2V1W - User Manual

Daikin FTKS50D2V1W
355 pages
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SiENBE12-713
Service
Manual
[Applied Models]
! Inverter pair Cooling mode
! Inverter pair Heating mode
F-Series

Table of Contents

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Daikin FTKS50D2V1W Specifications

General IconGeneral
Cooling Capacity5.0 kW
Heating Capacity5.6 kW
Power Supply220-240 V, 50 Hz
RefrigerantR32
Outdoor Unit Noise Level48 dB(A)
TypeSplit
Outdoor Unit Dimensions (WxHxD)285 mm

Summary

Part 2 Specifications

Part 3 Printed Circuit Board Connector Wiring Diagram

Part 4 Function and Control

3.12 Malfunctions

Lists and describes various system malfunctions and their detection.

Part 6 Service Diagnosis

2. Problem Symptoms and Measures

Lists common problems and their corresponding solutions.

3. Service Check Function

Explains methods for checking unit functions and diagnosing issues.

3.1 Check Method 1

Details the first method for service checks using remote control codes.

3.2 Check Method 2

Details the second method for service checks using sound diagnosis.

4. Code Indication on the Remote Control

Lists error codes displayed on the remote control and their meanings.

4.1 Error Codes and Description of Fault

Provides a comprehensive list of error codes and their fault descriptions.

5. Troubleshooting

Offers detailed troubleshooting steps for various symptoms.

5.1 Indoor Units

Troubleshooting specific to indoor unit issues.

5.2 Outdoor Units

Troubleshooting specific to outdoor unit issues.

5.3 Indoor Unit PCB Abnormality

Addresses issues related to the indoor unit's printed circuit board.

5.4 Freeze-up Protection Control or High Pressure Control

Troubleshoots freeze-up or high pressure control issues.

5.5 Fan Motor or Related Abnormality

Addresses problems related to the fan motor.

5.6 Thermistor or Related Abnormality (Indoor Unit)

Troubleshoots issues with indoor unit thermistors.

5.8 Signal Transmission Error (between Indoor and Outdoor Unit)

Troubleshoots communication errors between indoor and outdoor units.

5.10 Freeze-up Protection Control

Troubleshoots freeze-up protection control issues.

5.11 Outdoor Unit PCB Abnormality

Addresses issues related to the outdoor unit's printed circuit board.

5.12 OL Activation (Compressor Overload)

Troubleshoots compressor overload issues.

5.13 Compressor Lock

Addresses issues related to compressor lock.

5.14 DC Fan Lock

Troubleshoots issues with the DC fan lock.

5.15 Input Over Current Detection

Addresses issues related to input over current detection.

5.16 Discharge Pipe Temperature Control

Troubleshoots issues related to discharge pipe temperature control.

5.17 High Pressure Control in Cooling

Addresses high pressure control issues during cooling.

5.18 Compressor Sensor System Abnormality

Troubleshoots abnormalities in the compressor sensor system.

5.19 Position Sensor Abnormality

Addresses issues related to the position sensor.

5.20 CT or Related Abnormality

Troubleshoots issues with CT or related components.

5.21 Thermistor or Related Abnormality (Outdoor Unit)

Addresses issues with outdoor unit thermistors.

5.22 Electrical Box Temperature Rise

Troubleshoots issues related to electrical box temperature rise.

5.23 Radiation Fin Temperature Rise

Addresses issues related to radiation fin temperature rise.

5.24 Output Over Current Detection

Troubleshoots issues related to output over current detection.

5.25 Insufficient Gas

Addresses issues related to insufficient gas.

5.26 Low-voltage Detection or Over-voltage Detection

Troubleshoots low or over-voltage detection issues.

5.27 Signal Transmission Error (on Outdoor Unit PCB)

Addresses signal transmission errors on the outdoor unit PCB.

Part 7 Removal Procedure

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