Samsung AM072BXV Series Service Manual page 151

Troubleshooting
4-3 Appropriate Measures for Different Symptom (cont.)
4-3-53 /
Continue.
Did check the foreign objects between the heat
sink and IGBT/PFCM?
Did properly apply the heat sink grease?
(Between the heat sink and the IGBT/PFCM)
Complete
Samsung Electronics
Inverter PBA IPM overheating error
Yes
Grease Service Code : DB81-02483A
Yes
No
Remove foreign objects and apply the heat sink
grease. And then reassembly
Apply the heat sink grease and then
No
reassembly.
Good No Good
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