Haier Smart Power Series Service Manual page 188

4.4 Power module error code checking for 1UH125/140P1ERG
1. Explanation of LED
LED Model
LED 601 (Green)
2. Protection function
Category of protection:
Category
When the voltage, current, temperature,
etc. to meet the shutdown protection
Shutdown protection Level, drive immediately stop output,
and LED display fault information, and
3. Protection error lists
Hardware/software
Error code
protection
1 Software
2 Software
3 Software
4 Hardware
6 Software
7 Software
8 Software
9 Software
10 Software
11 Software
12 Software
13 Software
14 software
15 Software
16 Software
19 Software
20 Software
21 Software
22 Software
23
24
25
27
30
32 Software
34 Software
Appendix A Protection function logic and protection level
Explanation of LED display
Flashing (on,1s, off,1s) : driver works
normally.
Flashing (on,0.25s, off, 0.25s, flash
several times, then off for 2 seconds
) : power module failure.
Explanation
upload the error symbol
Error detail
PIM module overheat
PIM temperature sampling failure
Overcurrent protection when limit frequency
Hardware protection PIM_INT
DC under voltage
DC high voltage
Communication error
Output lack of Phase
Reserved
U phase overcurrent
Compressor is out of step
V phase overcurrent
W phase overcurrent
Compressor startup failure
Phase current sampling failure
AC input under voltage
AC input overvoltage
AC input overcurrent
Input current sampling failure
Preset
Preset
Preset
Preset
Preset
PFC overcurrent of
PFC high voltage
186
Position of Led
Power module
LED display
LED
Description
Flashes n times,
LED 601
off 2s; (n is the
(GREEN)
error code)
Protection Level
105°C and continued 5s
PIM_INT
180V
390V
155V
280V
430V
Smart Power
ERROR Recovery
Needs to keep the
error information
2min, then ERROR
Recovery
Error
symbol
01H
/ 18H
/ 02H
04H
05H
06H
/ 07H
/ 16H
/ /
40A 0AH
/ 0EH
40A 0CH
40A 0DH
/ 0FH
/ 09H
11H
12H
35A 13H
/ 08H
75A 14H
15H