Indoor Fan Motor Didn’t Run - Westinghouse WPAXH-060CA4 Service Manual

WESTINGHOUSE PACKAGE A/C MANUAL
For 6.2ton and above
Item
1 Indoor fan motor didn't run.
2 Compressor didn't run.
3 T3 temp sensor error.
4 Check if the low pressure protection is normal.
5 Outdoor fan motor didn't run.
6 Four ways valve didn't work.
7 Condenser high temp protection.
1)
Indoor fan motor didn't run.
The first check if the power supplier is normal, if all wire connection terminal is loose, if the wired controller set
and wire connection are correct, operating as flow process after confirm.
If the heating mode is in preventing cold
state for a long time (Cooling mode will not
be considered)
No
Detect if the voltage of the fan on PCB
which corresponds to the interface is 208 ~
230V AC between CN6 of INFAN and N.
Yes
If the indoor fan contactor is close.
Yes
Replace motor.
Replace contactor.
108
Content
Detect if the fuse on PCB is burned off.
No
Replace fuse.
Error code
--
--
EA
--
--
--
P8,P9
Yes
Replace T2 sensor or check if exist
leakage in pipeline.
No
Yes
Check if the secondary voltage
transformer is normal.
Yes
Replace PCB.
R-410A : 220V: 60Hz
No
No
Replace
transformer.