
31-5000483 Rev. 2
21
Error Codes
NOTE
: Call your installer for service if any of these codes show on the controller display.
Number
Error Code
Error
1
E1
Compressor high pressure protection
2
E3
Compressor low pressure protection, refrigerant lack protection and refrigerant collecting mode
3
E4
Compressor air discharge high-temperature protection
4
F2
Condenser temperature sensor error
5
F3
Outdoor ambient temperature sensor error
6
F4
Discharge temperature sensor error
7
F6
ODU tube temperature sensor error
8
EE
ODU memory chip error
9
H4
Overload
10
H5
IPM protection
11
H6
DC fan error
12
H7
Driver out-of-step protection
13
HC
PFC protection
14
Lc
Startup failure
15
P0
Drive reset protection
16
P5
Over-current protection
17
P6
Master control and driver communication error
18
P7
Driver module sensor error
19
P8
Driver module high temperature protection
20
PA
AC current protection
21
Pc
Driver current error
22
PL
Bus low-voltage protection
23
PH
Bus high-voltage protection
24
PU
Charge loop error
25
ee
Driver memory chip error
26
e1
High pressure sensor error
27
C4
ODU jumper cap error
Summary of Contents for AUH2436ZGDA
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