Troubleshooting
SiBE04-101
104
Service Diagnosis
4.16
Compressor Seizing
Remote Controller
Display
E6
Outdoor unit LED
Display
A
5
1
3
2
4
3
4
4
3
Method of
Malfunction
Detection
Uses a position detection signal which is generated when a compressor lock occurs.
Compressor rotating condition detected by position detection sensor
Malfunction
Decision
Conditions
When a compressor lock judgment is made and the operation stops due to overcurrent.
When a compressor lock judgment is made and the position detection does not operate within 15
seconds after startup.
When the system shuts down after 16 times.
Cancellation condition: 8 continuous minutes of operation (normal)
Supposed Causes
Compressor lock
Choking of the refrigerant system
Troubleshooting
Turn off the power switch, and turn
on the switch again to restart the
operation.
NO
NO
YES
YES
Replace the compressor.
Check the refrigerant system.
Check whether there is any
blockade in the stop valve, the
electrically - powered valve, the
connection pipe and the like.
Replace the compressor.
Does the unit stop
due to an malfunction without
compressor operation?
Does the malfunction
occur a number of times before
system shutdown?
(R1176)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
SiBE04-101.book Page 104 Monday, October 15, 2001 3:08 PM