MD320/MD320N User Manual Product Information
2.7 Routine Repair and Maintenance of inverter
2.7.1 Routine Repair
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the inverter.
Routine inspection Items include:
1)
Whether there is any abnormal change in the running sound of the motor;
2)
Whether the motor has vibration during the running;
3)
Whether there is any change to the installation environment of the inverter;
4)
Whether the inverter cooling fan works normally;
Whether the inverter has over temperature;
Routine cleaning:
The inverter shall be kept clean all the time.
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entering the inverter. Especially the metal dust is not allowed.
The oil stain on the inverter cooling fan shall be effectively removed.
2.7.2 Periodic Inspection
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Periodic inspection Items include:
1)
Check and clean the air duct periodically;
2)
Check if the screws are loosened;
3)
Check if the inverter is corroded;
4)
Check if the wire connector has arc signs;
Main circuit insulation test
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insulating resistance meter to control the insulation of the circuit. It is not necessary to conduct
the high voltage test (which has been completed upon delivery).
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Summary of Contents for MD320 Series
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