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Test button
Maintenance and check-up
7
7-1 Operation test for residual current device
Caution
Conduct operation test regularly
for residual current device
If residual current device has any trouble,
it may cause electric shock when leakage
occurs. Conduct test once or more time in
a month.
Warning
Do not disassemble the unit.
There are heating part and electric parts
inside of the unit. Do not disassemble the
unit to prevent electric shock hazard or
injuries.
Caution
Clean or care the unit after
it is cooled enough.
Clean or care the unit after it is cooled
enough to avoid burning your hands.
7-2 Cleaning and caring the product
Clean or care the unit after turning off the power switch, residual current device and unplugging
mains connector from the AC outlet.
Caution
Use proper cleaning material.
Do not use cleanser, benzine acid liquid or
other petroleum emulsion. Do not pour
water directly on the exterior or inside of
unit. It may cause electric shock hazard or
may damage the unit.
Caution
Do not touch the cooling fan
with your bare hands.
Do not touch the cooling fin with your
bare hand. Edgy fin may cut your hands.
For cleaning the unit, wipe with soft wring-up wet cloth.
To remove greasy dirt, use some neutral detergent, if needed. And clean off the detergent with
a cloth.
1. Cleaning exterior of unit