Mitsubishi Electric MELSEC-Q QD75M - 4.5 Maintenance; 4.5.1 Precautions for maintenance

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MELSEC-Q
4 INSTALLATION, WIRING AND MAINTENANCE OF THE PRODUCT
4.5 Maintenance
4.5.1 Precautions for maintenance
The precautions for servicing the QD75 are given below. Refer to this section as well
as "4.1.3 Handling precautions" when carrying out the work.
!
DANGER
Completely turn off the externally supplied power used in the system before clearing or
tightening screws.
Not doing so may cause electric shocks.
!
CAUTION
Never disassemble or modify the module.
Failure to observe this could lead to trouble, malfunctioning, injuries or fires.
Completely turn off the externally supplied power used in the system before installing or
removing the module.
Not doing so may cause an operation failure or damage to the module.
4.5.2 Disposal instructions
!
CAUTION
When disposing of the product, handle it as industrial waste.