Chapter 8 Inspection and maintenance
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stolen goods
4. Wires, terminals
compressed air
4. The fastening screws are not
loose
Motor
√
1.Vibration,
temperature rise
2. Noise
1.
Smooth operation and
normal temperature
2. No abnormalities, uneven
noise
Input
and
output
parameters
√
1. Input voltage
2. Output current
1. The input voltage is within
the specified range
2. The output current is below
the rated value
8-2 Inspection and replacement of consumable parts
Some components in the inverter will wear or degrade during use. To ensure stable and
reliable operation of the inverter, preventive maintenance should be performed on the
inverter and replace parts if necessary:
Fan: must be replaced after more than 20,000 hours (about 2~3 years)
Electrolytic capacitor: It must be replaced after 30,000 to 40,000 hours (about 4~5 years)
8-3 Storage
This product is best placed in the original packaging before installation. If the machine is
not used for the time being, in order to make the product meet the warranty of the company
and future maintenance, please pay attention to the following matters during storage.
: