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6. Maintenance and Check
6.1 Maintenance
You should check following points at least once per three days while you continue operation.
Check the machine much more frequently during high overload operation (continuous operation
1kPa or more, repeated exhaust atmospheric pressure – vacuum).
1) Whether the Vacuum oil pump oil volume is between two level lines or not.
2) Whether the Vacuum pump oil is discolored or not.
3) Whether there is no foreign noise.
4) Whether there is anything strange in the Motor current value.
5) Whether there is no oil leak from the pump.
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
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 the product.
3) You have a risk of getting injured or electrical shock by a fire or
erroneous move.
4) 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.
5) 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.
