What to do per LED Blinking and Trip protection Logic
6. Current Trip and LED Blinking 6 times (Current Trip)
Purpose : Protection Over-Current(Over-Load)
Cause : Abnormally ambient temperature(Over 43
℃
), Abnormally conditions like Shield machine room etc.
Condenser Fan failure, Comp. failure, PCB failure(IPM breakdown)
Oil shortage of the cylinder, Cylinder or Piston damage, clogging the discharge, Comp. internal debris.
Logic : After the Comp. Off every 6 minutes restart Comp.
Blink
OF
F
Blink Blink Blink Blink Blink
Check
the Protection Logic
Check the Current or
LED blinking 6 times
(Current Trip)
Compressor is operate
intermittently
Y
Check the
Compressor failure
Replace
Compressor
N
Reset
Y
Current trip
occur?
Check the
leakage and cycle
Recheck
Check the
PCB output
Y
Replace PCB
N
N
N
N
Y
Replace
Compressor
Repair
Sealed system
Y
Do not operate
Comp.?
Clogging the Cycle?
N
Y
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Summary of Contents for LFXS26973 series
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Page 77: ... 77 11 3 Door Heater Assembly 1 9 2 2KΩ ...
Page 113: ...Apr 2018 Printed in China ...
