Approved operating fluids
● P3 (standard design)
● F4 (operating fluid for corrosive gas version)
● D1 for special applications (such as higher operating temperatures)
Read the operating fluid type on the rating plate
► Refer to the rating plate of the vacuum pump for type and quantity of intended operating fluid.
Required consumables
● Operating fluid of the vacuum pump
Required tools
● Allen key,
WAF 5
● Calibrated torque wrench (tightening factor ≤ 2.5)
1
2
max.
min.
Fig. 10:
Filling the operating fluid
1 Filler screw
2
O-ring
Filling the operating fluid
1. Unscrew the filler screw.
2. Fill the operating fluid according to the sight glass:
– Fill level of the initial filling when the vacuum pump is cold: A maximum of 3/4 of the min./max.
range.
3. Screw in the filler screw again.
– Be careful with the O-ring.
– Tightening torque:
max. 0.3 Nm
Installation
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