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again before utilization (see Maintenance and Hardware Fault Diagnose).
Cover the front board before running, otherwise electric shock may occur.
1.3.3 Maintenance and replacement of components
Only qualified electricians are allowed to perform the maintenance, inspection, and
components replacement of the inverter.
Disconnect all power supplies to the inverter before the terminal wiring. Wait for at least
the time designated on the inverter after disconnection.
Take measures to avoid screws, cables and other conductive matters to fall into the
inverter during maintenance and component replacement.
Note:
Please select proper torque to tighten screws.
Keep the inverter, parts and components away from combustible materials during maintenance and
component replacement.
Do not carry out any isolation and pressure test on the inverter and do not measure the control
circuit of the inverter by megameter.
1.3.4 What to do after scrapping
There are heavy metals in the inverter. Deal with it as industrial effluent.
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