BACnet Gateway Kit for Central Air Conditioners
48
Outdoor Unit Error Codes
Present_
Value
Code
Meaning
B32
…
B22
B21
B20
B19
B18
B17
B16
B15
B14
B13
B12
…
0x00000800
0
0
0
0
0
0
0
0
0
0
0
0
1
0
Low P
ress
ure
Protection/Refrigeration
Insufficiency Protection
0x00001000
0
0
0
0
0
0
0
0
0
0
0
1
0
0
Discharge
Protect
ion/
Oil
T
emperature
Protection
0x00002000
0
0
0
0
0
0
0
0
0
0
1
0
0
0
Overcurrent
Protection/
Drive Error
0x00004000
0
0
0
0
0
0
0
0
0
1
0
0
0
0
Communication Error
Applicable only to the digital multi GMV system (R22) and digital multi GMV system (R410A) with the capacity of 56 and 60kW
0x00008000
0
0
0
0
0
0
0
0
1
0
0
0
0
0
Subunit
O
ut
let
T
ube
Temp Sensor Error
0x00010000
0
0
0
0
0
0
0
1
0
0
0
0
0
0
S
ubunit
M
idway
T
ube
Temp Sensor Error
0x00020000
0
0
0
0
0
0
1
0
0
0
0
0
0
0
Subunit
Inlet
T
ube
Temp Sensor Error
0x00040000
0
0
0
0
0
1
0
0
0
0
0
0
0
0
Su
bunit
Oil
T
emp
Sensor Error (1)
0x00080000
0
0
0
0
1
0
0
0
0
0
0
0
0
0
Subunit
Discharge
Temp Sensor Error (2)
0x00100000
0
0
0
1
0
0
0
0
0
0
0
0
0
0
Subunit
Discharge
Temp Sensor Error (1)
0x00200000
0
0
1
0
0
0
0
0
0
0
0
0
0
0
Su
bunit
Oil
T
emp
Sensor Error (2)