Troubleshooting
Samsung Electronics
165
4-4-11 Case study – Inverter PBA error
Outdoor unit display
(INVERTER1 PBA)
(INVERTER2 PBA)
Judgment Method
• Will occur if the overcurrent flowing in the IPM.
• Detected by H/W or S/W
Cause of problem
• Installation defective
• Comp. defective
• PBA defective
• Connection wire error
• Motor defective
Outdoor unit display
(INVERTER1 PBA)
(INVERTER2 PBA)
Judgment Method
• N-phase wiring error and EMI Fuse short.
• DC-Link Overvoltage / Low voltage occurs.
Cause of problem
• Check the input wiring
• EMI Fuse short
4-4 Case study for trouble shoots (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...