Ulvac VD30C - Page 11

YK15-0009-DI-002-04
vii
Operation
WARNING
This pump is not pressure-proof.
Do not run the Pump
on blocking the exhaust outlet or putting any device
that might hamper gas passage onto the outlet. There is a risk that the
pressure inside the Vacuum pump rises up
to cause break or oil leak of
the casing or Oil level gauge resulting in overload of the motor.
This product is not made as the withstand pressure structure. Ensured
pressure value of the Pump shall be 0.03MPaG (0.3kg/cm
2
G) (Gauge
pressure).
WARNING
Do not operate the Pump
in hazardous area (where there is a risk of
creating hazardous atmosphere by explosive gas). It might cause injury
and/or fire.
WARNING
①
Be sure to turn OFF the Power Supply to execute check and repair.
You have a risk of getting electrical shock or injury by accidental
sudden move.
②
Person other than Repair technician should not be in charge of
dismantling, repairing or remodeling this product
. You have a risk of
getting injured or electrical shock by a fire or erroneous move.
③ Do not touch the Motor, vacuum pump or piping during the Pump
operation and just after stopped it while the Pump
unit keeps high
temperature. You have a risk of getting burned.
④
Should you found any malfunction or error, just turn OFF the Power
Supply to prevent accident and ask the agency or closest Service
Center for check and repair.
WARNING
①
Do not attempt to put your hand or article in the opening of the motor;
you have a risk of getting electrical shock, injury or casing a fire.
②
Do not touch any rotary section such as the motor, main spindle or
spindle joint during operation of the Vacuum pump;
it shall bring in injuries.
③
Strictly refrain from putting any combustible substance in and around
1m of the motor and Vacuum pump;
there is a risk of getting a fire.
④ Do not put a wall or obstacle in and around 0.1m of the air in
let of the
motor (Motor edge face).
You have a risk of getting burned or fire caused by over heat.