Haier AU082FYCRA(HW) Service Manual page 69

Category Function code
A 4D
A 4E
A 4F
A 50
A 51
A 52
A 53
A 54
A 55
A 56
A 57
A 58
A 59
A 5A
A 5B
A 5C
A 5D
A 5E-FF Reserved
B 00-3F Reserved
B 40
B 41
B 42
B 43
B 44
B 45
B 46
Function description
Pressure difference switch
Two-way valve chain
Low voltage switch
Internal machine regulating valve target overheating
(undercooling) degree
PMV opening degree
Heat exchange unit antifreeze temperature Tz
Heat exchange unit inlet water temperature Twi
Heat exchange unit outlet water temperature Two
Heat exchanger unit refrigerant liquid pipe temperature
Thi
Heat exchanger unit refrigerant gas pipe temperature
Tho
Cumulative running time
Continuous running time
Program version number
E2 version
Historical error 1
Historical error 2
Historical error 3
Reserved function, does not participate in the loop when
the function code loops
Reserved function, does not participate in the loop when
the function code loops
Operation mode
Outdoor unit quiet
Defrost
Current outdoor unit error code
Type of outdoor unit
Power supply voltage type
Power frequency type
67
Set/ Query
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Query only
Can be queried and set
Query only
Query only
Query only
Query only
Query only
Query only
Query only