Panasonic CZ-KPY3A series Service Manual

5-62
5
1-1
2-1
Correct the connector
connections
Yes
No
3-1
Replace the outdoor
fan motor
Yes
No
1 Wiring
2
Disconnect the connectors “CN-FMA”, “CN-FMB”, “CN-FM1”,
and “CN-FM2” from the outdoor control PC board and rotate
the outdoor fan by hand; does it rotate freely?
(Check the outdoor fan motor lock)
2-1
Outdoor
fan motor
P22 Outdoor Unit Fan Motor Trouble
Error Detection Method
Error Diagnosis
It is judged an error when the outdoor fan motor’s rotating signal cannot be detected normally.
•
1.
2.
Are the connectors “CN-FMA”, “CN-FMB”, “CN-FM1”, and
“CN-FM2” firmly connected to the outdoor control PC board
(lock engaged)?
3
Turn the power on and run the unit again; is P22 triggered
again? Or can you see or hear anything that is obviously
wrong in its rotation?
Replace the outdoor control PC board. (If it fails to operate normally even after replacing
the outdoor control PC board, replace the outdoor fan motor.)
3-1
3-2
3-3 If there is nothing particularly out of the ordinary, see what happens.
Outdoor
control
PC board
3-2
3-3
Yes
No
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Panasonic CZ-KPY3A series Specifications

General

Brand	Panasonic
Model	CZ-KPY3A series
Category	Air Conditioner
Language	English