Drive Motor; Air Filter - Edwards EOSi Series Instruction Manual

Oil-sealed rotary screw vacuum pumps
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Vacuum synthetic oil
The vacuum synthetic oil is a high quality synthetic lubricant for oil‑sealed screw pumps
which keeps the pump in excellent condition. Because of its excellent oxidation stability,
vacuum synthetic fluid can be used for the pumps that operates at the ambient
temperatures between 0 °C (32 °F) and 46 °C (115 °F).
If the pump regularly operates in the ambient temperatures more than 40 °C (104 °F),
the oil lifetime decreases.
Note:
For oil lifetime, refer to

9.3 Drive motor

Bearing maintenance
CAUTION:
Risk of damage to equipment. Do not mix the greases of different brands or types.
Recommended grease:
Use 2901033813 Amber
Quantity: 16 g (0.56 oz) per bearing (at 2000 rpm)
Note:
Only use the amount of grease specified.

9.4 Air filter

Refer to . To change the air filter, do the steps that follows:
1.
Stop the pump.
2.
Set the voltage to off.
3.
Vent the pump by opening the plug on the lid of the air inlet filter.
4.
Remove the cover of the air filters (AF and GBF).
5.
Remove the filter elements.
6.
Install the new filter elements.
7.
Install the cover of the air filters (AF and GBF).
8.
Set the air filter service warning again.
For the pumps that have controller, refer to
Note:
When you install the air filter element, make sure that the seal is in good condition.
6996022910_B
6996022910_B - Maintenance
Preventive maintenance schedule
Page 103
on page 100.
Service menu
on page 37.
09/2021 - ©Edwards Limited

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