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Error number
Fan board radiator con-
193
nection temperature
(11→931)
excessive increase
194
Fan board radiator tem-
(11→941)
perature sensor defect
n Failure diagnosis method
Is a fan motor assembly
status normal?
Yes
Is a wire connection of a
fan motor normal?
Yes
Is fan PCB assembly status
normal?
Yes
Is fan PCB board normal?
Yes
Power and installation
environment recheck
Confirm fan PCB and a radiator connection status
Check Screw Connection Condition
Errors
Meaning
In case where radiator
detection temperature is
more than 95 ℃
Radiator temperature sen-
sor abnormality
Confirm fan motor assembly status and restriction → Fan motor re-assembly
No
and replacement when finding a problem
1. Confirm fan motor U,V,W connector connection status → Wire
No
reconnection when finding a problem
2. Confirm a fan motor wire disconnection → Outdoor fan motor replacement
when finding a problem
1. Confirm a fan PCB connector connection status → Re-assembly and take
No
action when finding a problem
2. Confirm fan PCB and a radiator connection status → Reconnection of the
radiator bolt when finding a problem
No
Fan PCB board replacement
Main cause of occurrence
1. Radiator temperature sensor abnormality
2. Temperature sensor connector connection defect
3. Fan PCB board defect
1. Radiator temperature sensor abnormality
(Open/Short)
2. Temperature sensor connector connection defect
3. Fan PCB board defect
- 97 -
Error code check
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