Samsung Electronics
172
Troubleshooting
4-4-15 Case study – E455 (Fan IPM overheat error)
- Problem : system failure by E455
- Condition : Discharge guide duct 20m with motorized damper
- Trouble shooting
- Action : S-net pro data check & back up
Outdoor unit display
(FAN1 PBA)
(FAN2 PBA)
Judgment Method
• IPM internal temperature more than 85°C (E455, E355)
Cause of problem
• Heat sink and IPM assembly defective.
• Defective heat sink cooling
4-4 Case study for trouble shoots (cont.)
FAN PBA
Heat sink
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...