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Troubleshooting
492
Samsung Electronics
4-4-72 Fan IPM Overheat error
Power Off
Yes
Did check the foreign objects between
the heat sink pin?
Remove foreign objects
*Cold heat sink assembly defect occurs.
No
Yes
Is the bolt of the heat sink fully tightened?
Tighten Bolt
No
Yes
Did check the foreign objects between
the heat sink and IPM?
No
1. Cause of problem
Complete
Remove foreign objects and
apply the heat sink grease.
And then reassembly
Outdoor unit display
(FAN1 PCB)
(FAN2 PCB)
Criteria
∙ IPM internal temperature more than 85°C (E455, E355)
Cause of problem
∙ Heat sink and IPM assembly defective.
∙ Defective heat sink cooling
Содержание AM056FN2DEH Series
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Страница 540: ...PCB Diagram and Parts List 540 Samsung Electronics 5 1 11 Duct type HSP BLDC PCB AM112 128 140FNHDEH 1 2 3 4...
Страница 593: ...PCB Diagram and Parts List Samsung Electronics 593 OAP DUCT AM220 280 NEPEH EU Cont BLDC Driver PCB cont 6 5 4 3 2 1...
Страница 643: ...Wiring Diagram Samsung Electronics 643 AMSSSMNFDEHS This Document can not be used without Samsung s authorization...
Страница 654: ...654 Samsung Electronics 6 1 27 OAP Duct AM140MNEPEH EU This Document can not be used without Samsung s authorization...
Страница 655: ...Samsung Electronics 655 6 1 28 OAP Duct AM140MNEPEH EU This Document can not be used without Samsung s authorization...
Страница 656: ...656 Samsung Electronics 6 1 29 OAP DUCT AM220 280 NEPEH EU This Document can not be used without Samsung s authorization...
Страница 657: ...Samsung Electronics 657 6 1 30 V AHU AMSSSJNZDCHS This Document can not be used without Samsung s authorization...
Страница 660: ...660 Samsung Electronics AM280JNPDKH TK AM280RNPDKH EU This Document can not be used without Samsung s authorization...