Mitsubishi Electronics QJ71DN91 Water System User Manual


 
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[CAUTIONS ON STARTUP AND MAINTENANCE]
!
DANGER
Always turn off all external power supply phases before touching any terminals.
Failure to do this may result in malfunction.
Always turn of all external power supply phases before cleaning or tightening the terminal
screws.
Failure to do this may result in malfunction.
Do not disassemble or modify any module.
This will cause failure, malfunction, injuries, or fire.
Always turn off all external power supply phases before mounting or dismounting the module.
Failure to do this may result in malfunction or damage to the module.
Always make sure to touch the grounded metal to discharge the electricity charged in the body,
etc., before touching the module.
Failure to do so may cause a failure or malfunctions of the module.
[DISPOSAL PRECATION]
!
CAUTION
Dispose of this product as industrial waste.