162
Check code Check code name Cause
Compressor position detective
circuit error
1. Wire/connector connection error
2. Compressor error
3. A3-IPDU P.C. board error
Sub-code:
01: Compressor 1, 02: Compressor 2, 03: Compressor 3
Are connector
connection and wiring
normal?
Is the unit grounded?
Is not winding
shorted? (Is winding
resistance 0.1 to
0.4Ω?)
Is not winding
opened?
Check A3-IPDU P.C. board.
Failure ➝ Replace
Check and correct circuit and
cables such as wiring to
compressor, etc.
Compressor error ➝ Replace
Compressor error ➝ Replace
Compressor error ➝ Replace
Other indoor error
(Group follower unit error)
Another indoor unit in the group is abnormal.
When the header unit of the group detected error [E03], [L03], [L07] or [L08], the follower unit of the group displays
[P31] error and stops. There are no check code display and alarm record of the main remote control.
Check code Check code name Cause
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