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DISASSEMBLY AND REASSEMBLY
2) When the compressor does not operate (Inverter Comp)
Note
When the Inverter PBA LED is on,
it indicates that the compressor does
operate normally.
Refer to Test Functionin this
manual
Buzzer sound for Forced Operation has occurred?
(Make sure to check after initiating Forced Operation)
0~800Hz 50%
NO
Duty Signal Output
Replace MICOM and MAIN PCB
NO
Check Wire Connectors
START
5 minutes has passed
NO
since Comp Off?
YES
YES
Compressor runs upon
Forced Operation?
YES
NO
The voltage between the
Inverter PCB CN103 #1↔#3 is
2~2.5V?
YES
Wires between Main and
Sub are normal?
YES
NO
Comp Connector (CN102)
contact is ok?
YES
NO
Comp Assy is normal?
YES
Normal
52
Check after 5 minutes
NO
Freezer Sensor is normal?
YES
Replace Freezer Sensor
NO
Main PCB Temp Pick-Up
Section is normal?
Repair Pick- Up Section or
YES
Replace PCB
Replace Freezer Sensor
Check Connector Contact Defect
Replace COMP ASS'Y
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