Si10-417 Troubleshooting
Service Diagnosis 41
5.2.5 OL Activation (Compressor Overload)
Remote
Controller
Display
E5
Outdoor
Unit LED
Display
A
5
1
4
2
1
3
4
4
1
Method of
Malfunction
Detection
A compressor overload is detected through compressor
OL.
Malfunction
Decision
Conditions
If the compressor OL is activated twice, the system
will be shut down.
The error counter will reset itself if this or any other
error does not occur during the following 60-minute
compressor running time (total time).
* The operating temperature condition is not specified.
Supposed
Causes
Refrigerant shortage
Four way valve malfunctioning
Outdoor unit PCB defective
Water mixed in the local piping
Electronic expansion valve defective
Shut-off valve defective
Si10-417.fm Page 41 Wednesday, September 22, 2004 6:38 PM
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