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• After the work is completed, be sure to test between the live and dead metal parts
(earth terminal) with an insulation resistance tester (500 V) to confirm that the
insulation resistance is 2 MΩ or higher
Insulation check
A low insulation resistance value may result in a short circuit, electric shock or other accident on
the customer's premises.
• If you have to inspect a circuit that is energized, for example, take precautions
such as wearing rubber gloves to avoid direct contact with a live part
Touching a live part may result in an electric shock.
Risk of electric shock
• Check that there are no abnormalities after completing the repair work
Failure to perform this check may result in fire, electric shock, or injury.
Turn off the earth leakage breaker before performing an inspection.
• After completing the repair work, perform a test run and check that there are no
Check after repair
abnormalities such as smoke or unusual noise
Failure to perform this check may result in fire or electric shock.
Perform a test run after installing the front panel and cabinets.
• Installation and reinstallation work should be performed by your vendor or a
qualified electrician
Attempting to carry out installation work on your own, and doing so incorrectly, may result in
Repair and reinstallation
work
electric shock or fire.
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