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6.6.2 Replacing procedures
Replace fuses and output ICs according to the following procedure:
Warning Do not touch the inside of controller before turning off the
power switch and waiting 3 minutes or more, or you can easily
receive an electric shock.
Caution (1) Wear a wristband and connect its terminal to a grounded
portion before starting work.
(2) Do not touch elements or their terminals on any printed circuit
board with bare hand (elements could be destroyed by static
electricity).
<Replacing fuses>
Step 1
Turn the controller power OFF.
Step 2
Remove the controller upper cover by unscrewing eight screws.
Warning Do not touch the inside of controller before turning off the
power switch and waiting 3 minutes or more, or you can
easily receive an electric shock.
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