Fault Indicator Of Indoor Unit; Fault Indicator Of Outdoor Unit - ComfortStar BAR4 Service Manual

1 . F au lt in d ica to r o f in d o o r u n it
The meaning of the fault indicator:
C o n ten t
Normal display
O u td o o r u n it erro r:
Green light flashing
2 . F au lt in d ica to r o f o u td o o r u n it
The meaning of the fault indicator:
C o n ten t
Normal display:
green light flashes,
yellow light OFF
O u td o o r u n it erro r:
Green light slow flash,
Yellow light flashing
O u td o o r u n it erro r &
lo cked :
Green light ON,
Yellow light flash
Unit is standby
Unit is running normally
T2 temp. sensor error
Anti-cold air
Green light flash slow
Green light ON
T3 temp. sensor error
T4 temp. sensor error
T5 temp. sensor error
Low pressure protection
High pressure protection
T3 high temperature protection
T5 high temperature protection
Fan motor feedback error
Low pressure protection occurs 6
times within 60 mins
Low pressure protection occurs 6
times within 60 mins
T3 high temp. protection occurs 6
times within 60 mins
T5 high temp. protection occurs 3
times within 20 mins
Unit maintenance
Description
Green light flash 1 time every 3 seconds
Green light ON
Green light flash 2 time for every 8s
Green light flash 3 times for every 8s
Description
Unit standby
Unit is running
Yellow light flash 1 time for every 8s
Yellow light flash 2 times for every 8s
Yellow light flash 3 times for every 8s
Yellow light flash 4 times for every 8s
Yellow light flash 5 times for every 8s
Yellow light flash 6 times for every 8s
Yellow light flash 7 times for every 8s
Yellow light flash 8 times for every 8s
(Only for DC fan motor)
Yellow light flash 4 times for every 8s
Yellow light flash 5 times for every 8s
Yellow light flash 6 times for every 8s
Yellow light flash 7 times for every 8s
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