Blinks
(Hi-speed)
Check that the ERROR LED blinks, and then short-press the ENTER switch once.
12.2. Error code check table
POWER
ERROR
TEST
RUN
PUMP
DOWN
LOW NOISE PEAK CUT
Description
MODE
(L1) (L2) (L3) (L4) (L5) (L6) (L7)
(2) (1) (1) Serial forward transmission error immediately after operation
(2) (1) (1) Serial forward transmission error during operation
(2) (2) (2) Indoor unit capacity error
(2) (5) (15) Indoor unit error
(2) (6) (1) Over voltage
(2) (6) (1) Power supply frequency error
(2) (6) (2) Outdoor unit PCB model information error
(2) (6) (2) PFC communication error
(2) (6) (3)
Inverter error
(2) (6) (4)
PFC AD detection error
(2) (6) (4) PFC hardware error
(2) (6) (5) IPM error (Trip terminal L error)
(2) (6) (8) Rush current limiting resister temp rise protection
(2) (7) (1) Discharge temp. sensor error
(2) (7) (2) Compressor temp. sensor error
(2) (7) (3) Heat Ex. middle temp. sensor error
(2) (7) (3)
Outdoor unit Heat Ex. liquid temp. sensor error
(2) (7) (4) Outdoor temp. sensor error
(2) (7) (7) Heat sink temp. sensor error
(2) (7) (7) PFC heat sink temp. sensor error
(2) (8) (4) Current sensor 1 error (stoppage permanently)
(2) (8) (6) High pressure switch 1 error
(2) (8) (6) Pressure sensor error
(2) (9) (4) Trip detection (stoppage permanently)
(2) (9) (5) Compressor motor control error (stoppage permanently)
(2) (9) (5) Compressor motor loss of synchronization (stoppage permanently)
(2) (9) (7) Outdoor unit fan motor 1 error (Duty error)
(2) (9) (8) Outdoor unit fan motor 2 error (Duty error)
(2) (9) (9) 4-way valve error
(2) (10) (1) Discharge temp. 1 error (stoppage permanently)
(2) (10) (3) Compressor 1 temp. error (stoppage permanently)
(2) (10) (5) Low pressure error
Display mode
: Lights on
: Lights off
: Blink (0.5s Lights on / 0.5s Lights off)
( ) : Number of ashing
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