Layman's work is dangerous. Any electric work must be carried out by a qualified person
●
(electrician).
When the breaker cuts off automatically, turn it on after eliminating the cause. Otherwise,
●
electrification and fire can result.
If the cause is unknown, please contact us at our service station, branch offices, local offices,
or ask an electrician in your country.
Be sure to earth all the electrical devices of the circuits in which the earth leakage circuit
●
breaker is used.
Earth leakage circuit breaker
Check operation of the earth leakage circuit breaker once a month
●
or so by pressing the test button.
The breaker is out of order if it isn't turned to "OFF" or "TRIP."
Please get in touch with us at our service stations, branch offices,
local offices, or ask an electrician in your country.
1.2 Cautionary instructions for maintenance & inspection
Maintenance and inspection must be practiced by a specialist having electrical knowledge.
●
Before maintenance & inspection, turn off the upper circuit breaker and make sure of no
●
current conducting to avoid possible electrification.
Procedure 2: With a detector, make
sure of no current conducting.
Retighten the terminals regularly according to the
●
inspection manual. Otherwise, fire can take place.
CAUTION
Electric device (including household
electric appliance)
CAUTION
Procedure 1: Upper circuit breaker
(Turn OFF)
Objective circuit breaker for
maintenance & inspection
(
Grounding work
5.2 Periodical inspection
As for fastening torque, refer to
Appendix 2.
)
2