Ulvac VD30C, Инструкция по эксплуатации

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YK15-0009-DI-002-04
42
Trouble Causes Processing Method Reference
Unusual
sounds
make.
1
Motor rotation direction is
reverse. Do the connection again to
correct the rotation direction.
3.5
2
The oil is not supplied by
the specified volume. Control the oil level.
Supply the oil by the specified
volume.
Conduct the overhaul.
(Replacement of the Pump part)
3.2
5.2.1
5.2.2
3
Foreign matter has
entered the Pump. Conduct the overhaul.
(Clean the Pump to eliminate
foreign matter.
5.4
4 Cooling fan is touching.
Check the Cooling fan mount
and clear the error. 5.2.8
5.4
5
The oil is not circulating.
a. Oil pit of the Cover or
the like is clogged.
b. Oil distributor valve has
a trouble.
Conduct the overhaul.
a. Clean the oil pit.
b. Check and repair the Oil
distributor valve.
5.4
6 Vanes are not moving.
Conduct the overhaul.
Wash out substances stuck to
the vane.
5.4
7
Components inside the
Pump have burnt out.
Conduct the overhaul. 5.4
8 Panel screw is loose. Tighten the screw. 5.2.7
9
Rattling sounds on starting
or stopping the machine.
There is no particular problem
as it’s a phenomenon caused
by vanes that temporarily
make irregular motions.
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