P.39
PM10U
EBARA
CORPORATION
7.2 Inlet and outlet piping
Take the following precautions when performing the piping maintenance.
(1) Always turn off power supply.
(2) Dry the piping completely before installation if cleaning performed.
WARNING
Pump remains hot during and/or after operation. Avoid direct skin contact otherwise it may
cause burn. Keep combustible materials away from the product. Do not attempt to service
the product when it is hot.
Do not remove packaging covers during operation.
Perform leak check after piping maintenance. Apply pressure form exhaust piping and
pressurize up to 0.05 MPa for pressure leak check.
7.3 Lubricant oil
Check oil level regularly. Oil level gauge is located at rear end of the pump. See diagram 7.1 Oil
level gauge position below.
The level may be lower than lower limit during the operation which is normal. Stop the pump and
wait until the level becomes stable, then check the level.
Fig. 7.1 Oil level gauge position Photo 7.1 Oil level
Upper limit
lower limit
Oil level gauge
Inlet NW40 OutletNW25
Cooling air outlet
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