1, should regularly check the inverter parts of the wiring is solid, there is no loose phenomenon, in particular, should carefully check the fan, power module, input terminals, output terminals and grounding and so on.
2, once the alarm shutdown, not to immediately boot, should identify the cause and repair after the boot, inspection should be strictly according to the Inverter maintenance manual procedures.
3, the operator must undergo specialized training, can judge the cause of general failure, and can be excluded, such as skilled replacement of fuses, components and damaged circuit boards. Untrained personnel shall not be allowed to operate using equipment.
4. If the cause of the accident or accident is not easy to be excluded, the detailed record of the accident should be done and the manufacturer of the inverter should be notified in time.