NOTICE
Risk of damage due to the use of non-approved operating fluid
Product-specific performance data are not achieved. All liability and warranty claims against Pfeiffer
Vacuum are also excluded.
► Only use approved operating fluids.
► Only use other application-specific operating fluids after consultation with Pfeiffer Vacuum.
Approved operating fluid
● P3 (standard operating fluid)
max.
min.
1
2
Fig. 12:
Filling the operating fluid
1 Filling screw for operating fluid
2
O-ring
Consumable
● Operating fluid of the vacuum pump
Required tools
● Allen key, WAF 6 mm
● Torque wrench
Filling the operating fluid
1. Unscrew the operating fluid filler screw.
2. Refill the operating fluid:
– Initial filling with cold vacuum pump: A maximum of 3/4 of the min./max. range.
3. Screw the operating fluid filler screw back in; take care of the O-ring in the process.
– Tightening torque:
max. 3.0 Nm
– The operating fluid screw is a constituent part of the leak-tested pump housing.
Installation
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