![background image](http://html.mh-extra.com/html/daikin/2mks40fv1b/2mks40fv1b_service-manual_501074138.webp)
SiEN12-710A
Troubleshooting
Service Diagnosis
127
4.14 Compressor Sensor System Abnormality
Remote Control
Display
H0
Method of
Malfunction
Detection
Fault condition is identified by DC current which is detected before compressor startup.
Malfunction
Decision
Conditions
"
When the DC current before compressor startup is other than 0.5 to 4.5 V (detected by
converting the sensor output to voltage), or the DC voltage is 50 V or less.
Supposed
Causes
"
Defective PCB
"
Harness disconnection / defective connection
Troubleshooting
Caution
Replace the wire harness.
Replace the outdoor unit
PCB.
(R7143)
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Damaged
Normal
Check the wire harness
Is the wire harness
damaged?
Summary of Contents for 2MKS40FV1B
Page 11: ...Introduction SiEN12 710A x ...
Page 12: ...SiEN12 710A List of Functions 1 Part 1 List of Functions 1 Cooling Only 2 2 Heat Pump 4 ...
Page 17: ...Heat Pump SiEN12 710A 6 List of Functions ...
Page 25: ...Heat Pump SiEN12 710A 14 Specifications ...
Page 111: ...Instruction SiEN12 710A 100 Operation Manual ...
Page 199: ...Wiring Diagrams SiEN12 710A 188 Appendix ...
Page 203: ...SiEN12 710A iv Index ...