Daikin FTXR-T Series Service Manual

Troubleshooting SiUS041829E
72 Part 6 Service Diagnosis
Note
Troubleshooting
Check the following connector.
Check the connection of
connectors. (Refer to Note)
Correct the connection.
OK?
Check the power supply
voltage.
Start operation.
Voltage as rated?
Error repeats?
Check the power supply
voltage.
Start operation.
Voltage as rated?
Error repeats?
Error repeats?
Combination of the
indoor and outdoor unit
matched?
YES
NO
NO
YES
NO
NO
YES
(R23407)
Caution
∗ To secure the connection,
disconnect the connectors once
and then reconnect.
YES
NO
YES
NO
YES
NO
YES
Match the compatible
models.
Correct the power
supply.
Replace the indoor unit
PCB (control PCB).
Completed.
Completed.
Correct the power
supply.
Replace the indoor unit
PCB (control PCB).
Completed.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Model Type Connector
Wall mounted type Terminal strip ~ Control PCB (H1, H2, H3)

Daikin FTXR-T Series Specifications

General

Brand	Daikin
Model	FTXR-T Series
Category	Heat Pump
Language	English