Procedure
1. Remove the protective cap from the exhaust connection.
2. Choose a minimum diameter equal to the nominal diameter of the exhaust connection.
3. Route the piping downwards from the vacuum pump, to prevent condensate return.
– If an air trap is created in the system then a device for draining condensation water must be
provided at the lowest point.
4. Clean the connection threads.
5. Seal the connection threads with screw lock.
6. Install the piping with pipe components and fasteners from the
.
7. Support or suspend the piping to the vacuum pump so that no piping system forces act on the
vacuum pump.
5.4 Filling the operating fluid
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.
Checking the fill level
The correct fill level is between the MIN/MAX markings or within the ring mark on the sight
glass.
The type of operating fluid specified, as well as the filling quantity for the entire rotary vane vacuum
pump, are shown on the rating plate. Only the operating fluid used during initial installation is permissi-
ble.
Approved operating fluid
● P3 (standard operating fluid)
● D1 for special applications (such as higher operating temperatures)
Required consumables
● Operating fluid
Required tool
● Open-end wrench,
WAF 27
Required aids
● Funnel (optional)
Installation
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