161
G-Tr short-circuit protection error
1. Outdoor unit power error
2. IPDU error/Wire connection error
3. Compressor error
4. IPDU P.C. board error
Sub-code:
01: Compressor 1, 02: Compressor 2, 03: Compressor 3
Is power voltage
of outdoor unit
normal?
Is wire connector
connection on
INV P.C. board
normal?
Is there no fusing
of AC30A fuse?
Is compressor
normal?
Replace A3-IPDU P.C. board.
Correct power line.
Correct connection of wire
connector.
Replace fuse and A3-IPDU
P.C. board.
Replace compressor.
Is smoothing
condenser normal?
(1500μF, 400V)
Check capacity comingout/
external appearance.
Is wire
connector connection
on fan IPDU P.C. board
normal?
Is not outdoor fan
motor locked?
Is the resistance of
the motor's winding
wire normal?
Is sub-code of
outdoor I/F P.C.
board [0*]?
Is there
no problem such as
stuffing or blast blowing
to discharge port of
outdoor fan?
Check fan IPDU.
Correct wire connector
connection.
Replace motor
Replcae fan IPDU.
Clear the cause of overhead.
Check code Check code name Cause
Check code Check code name Cause
Outdoor fan IPDU error
1. Fan lock
2. Fan IPDU P.C. board error
3. Overload
4. External cause such as blast
Sub-code:
0∗: IGBT short circuit
1∗: Position detection circuit error
3∗: Motor lock
4∗: Motor current error detected
C∗: TH sensor temperature error
D∗: TH sensor error
E∗: Fan Vdc error
Ignore the indication (0-F) on "∗" digit.
* Resistance of the winding: 1.1-1.7Ω (between R-S, R-T and S-T)
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