P2 error:
If the compressor is not operating, check the following components.
#
Check the three compressor flag terminals for correct termination & sequence.
#
Check the continuity & sequence of the three wires soldered to the main PCB (U, V & W), to the three
flag terminals connected to the compressor.
Correct wiring sequence from main outdoor PCB to compressor:
U
to
Blue
(Start)
V
to
Red
(Common)
W
to Black (Run)
Page 26 KSSSI90