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SiUS091133
Troubleshooting
Service Diagnosis
110
Troubleshooting
Check No.11
Refer to P.144
Check No.11
Check the power supply
waveform.
Check the voltage of the
connection wires on the indoor
terminal board between No. 1
and No. 3, and between No. 2
and No. 3.
YES
YES
Replace the indoor unit PCB.
Locate the cause of the
disturbance of the power supply
waveform, and correct it.
NO
(R16914)
NO
YES
YES
NO
NO
Caution
Correct the indoor unit - outdoor
unit connection wires.
Diagnose the outdoor unit
PCB.
∗
Before you check the LED A,
cancel the standby electricity
saving function by starting fan
operation with the remote
controller.
∗
Wait at least for 7 sec. after
turning on the power.
Replace the connection wires
between the indoor unit and
the outdoor unit.
Is LED A blinking?
Properly insulated?
Is there any disturbance?
Is there any wiring error?
Check the indoor unit - outdoor
unit connection wires.
Check the LED A on the outdoor
unit PCB.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Содержание FTXS30LVJU
Страница 8: ...SiUS091133 Table of Contents vii...
Страница 11: ...SiUS091133 1 List of Functions Part 1 List of Functions 1 Functions 2 1 1 FTXS Series 2 1 2 FDXS Series 4...
Страница 15: ...SiUS091133 5 Specifications Part 2 Specifications 1 Specifications 6 1 1 FTXS Series 6 1 2 FDXS Series 11...
Страница 164: ...SiUS091133 Check Service Diagnosis 154 15 18 class 24 30 36 class Power module R16697 R16073 Power module...
Страница 259: ...Indoor Unit FTXS30 36LVJU SiUS091133 249 Removal Procedure 6 Disconnect the connector Step Procedure Points R9558...
Страница 413: ...Wiring Diagrams SiUS091133 403 Appendix...