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Troubleshooting
Si12-619A
236
Service Diagnosis
5.19
Compressor Sensor System Abnormality
Remote
Controller
Display
H0
Outdoor Unit LED
Display
A
5
1
4
2
4
3
1
4
1
Method of
Malfunction
Detection
Fault condition is identified by the supply voltage and the DC voltage which is detected
before the compressor startup.
Fault condition is identified by compressor current which is detected right after the
compressor startup.
Malfunction
Decision
Conditions
The detected valve of the supply voltage and the DC voltage is obviously low or high.
The compressor current doesn't run when the compressor is started.
Supposed
Causes
Reactor disconnection
Compressor disconnection
Outdoor unit PCB defective
Compressor defective
Summary of Contents for 3MKS50DVM
Page 13: ...Introduction Si12 619A xii ...
Page 131: ...Control Specification Si12 619A 118 Function and Control ...
Page 213: ...Instruction Si12 619A 200 Operation Manual ...
Page 283: ...Check Si12 619A 270 Service Diagnosis ...
Page 302: ...Si12 619A Outdoor Unit E Series 50 52 58 Class Removal Procedure 289 Step Procedure Points ...
Page 385: ...Wiring Diagrams Si12 619A 372 Appendix FTK X S50 60 71FVLT ...
Page 399: ...Si12 619A vi Index ...