Ulvac VS1501, Инструкция по эксплуатации

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SK00-4390-DI-002-11
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6. Maintenance and Check
6.1 Maintenance
(1) You should check following points at least once per three days while you continue
operation.
(2) Whether the Vacuum oil pump oil volume is between two level lines or not.
(3) Check the machine much more frequently during high overload operation (continuous
operation 1kPa or more, repeated exhaust atmospheric pressure – vacuum).
(4) Whether the Vacuum pump oil is discolored or not.
(5) Whether the Coolant flows by specified volume.
(6) Whether there is no foreign noise.
(7) Whether there is anything strange in the Motor current value.
(8) Whether there is no oil leak from the Oil seal.
(9) Whether there is no water leak.
6.2 Regular Check
Although you have to consider checkpoints depending on the use of the Pump, you should check
the following regularly; it is helpful to avoid trouble and extend the pump life cycle.
WARNING
Check and ensure that any of hazardous energy is blocked before
starting the operation.
Entitled staff should conduct the wiring operation.
Erroneous wiring work might cause a fire.
Conduct the wiring operation correctly in compliance with laws and rules
concerning the safety (e.g. Fire Defense Law, Electric Equipment
Technology standard, Internal line cord) in the country and region you
use this product.
Ensure to have a correct grounding.
You have a risk of getting electrical shock in case of failure or electric
leakage.
You are recommended further to install a dedicated earth leakage
breaker.
It is imperative to put the overload protection device.
Otherwise it would cause the motor burn out and/or fire.