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Samsung Electronics
128
Troubleshooting
4-3-44
/
Fan PBA IPM overheating error
Outdoor unit display
(FAN1 PBA)
(FAN2 PBA)
Judgment Method
•
IPM internal temperature more than 90
℃
Cause of
problem
• Heat sink and IPM assembly defective.
• Defective heat sink cooling
Power Off
Yes
Did check the foreign objects
between the heat sink pin?
Remove foreign objects
*Cold heat sink assembly defect occurs.
No
Yes
Does the heatsink
fixing bolt are tightened completely?
Tighten Bolt
No
Yes
Did check the foreign objects
between the heat sink and IPM?
No
1. Cause of problem
Replace fan PBA
Remove foreign objects and
apply the heat sink grease.
And then reassembly
4-3 Appropriate Measures for Different Symptom (cont.)
Содержание AM072BXV Series
Страница 141: ...Troubleshooting Samsung Electronics 135 4 3 Appropriate Measures for Different Symptom cont...
Страница 160: ...Samsung Electronics 154 Troubleshooting 4 4 2 Pump down operation cont 4 4 Case study for trouble shoots cont...
Страница 162: ...Samsung Electronics 156 Troubleshooting 4 4 3 Pump out operation cont 4 4 Case study for trouble shoots cont...
Страница 190: ...PBA Diagram and Parts List Samsung Electronics 184 5 8 PF8 Inv Integration J POWER 1 2 3 4 5 6 1 7 8 12 11 10 9...
Страница 192: ...PBA Diagram and Parts List Samsung Electronics 186 5 9 PF8 Inv Integration F POWER 1 2 3 4 5 6 11 10 9 12 1 7 8...
Страница 200: ...Samsung Electronics 194 Wiring Diagram This Document can not be usedwithout Samsung s authorization 6 3 AM162BXVGF AA...
Страница 201: ...Samsung Electronics 195 Wiring Diagram 6 4 AM192BXVGJ AA This Document can not be usedwithout Samsung s authorization...