
69
English
INST
ALLA
TION P
A
R
TS
No.
Error
Code
Meaning
Remarks
47
E463
Operation temperature protection of the top of the
compressor
1. Check if the service valve is open
2. Check for refrigerant leakage (pipe
connection, pipe extension and others)
and charge refrigerant if necessary
3. Check the location of the outdoor unit
and change the location if necessary
4. Re-install the outdoor unit if necessary
48
E464
IPM Over Current(O.C)
IPM
49
E465
Comp. Over load error
-
50
E466
DC-Link voltage under/over error
Check AC Power and DC Link Voltage
51
E467
Error due to abnormal rotation of the compressor or
unconnected wire of compressor
Check Comp wire
52
E468
Error on current sensor (Short or Open)
Check Outdoor Inverter PBA.
53
E469
Error on DC-Link voltage sensor (Short or Open)
-
54
E471
Outdoor EEPROM checksum error between MAIN
and INVERTER
Check Outdoor EEPROM PBA
55
E472
AC Line Zero Cross Signal out
-
56
E473
Comp Lock error
-
57
E474
Error on IPM Heat Sink sensor of inverter 1 (Short or
Open)
heck Outdoor Inverter PBA
58
E475
Error on inverter fan 2
Fan2 error
59
E478
Error due to overcurrent of Fan1
Fan1 error
60
E484
PFC Overload (Over current) Error
Check Outdoor Inverter PBA.
61
E485
Error on input current sensor of inverter 1 (Short or
Open)
Check Outdoor EEPROM PBA
62
E486
Over-voltage/low-voltage error of Fan1
Fan1 error
63
E487
Hall IC connection error of Fan1
Fan1 error
64
E489
V-limit error on Fan1 of compressor
Fan1 error
65
E491
Error due to DataFlash of Fan1
Fan1 error
66
E493
Output current sensor error of Fan1
Fan1 error
67
E496
DC voltage sensor error of Fan1
Fan1 error
68
E499
Heat sink temperature sensor error of Fan1
Fan1 error
69
E500
IPM over heat error on inverter 1
Check Outdoor Inverter PBA.
70
E508
Smart install is not installed
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