4. When installing the pump in a closed housing, ensure adequate air circulation.
5. Keep the sight glass visible and freely accessible.
6. Keep the voltage and frequency specifications on the motor rating plate visible and freely accessi-
ble.
7. Ensure that the connections remain freely accessible at all times.
5.2 Connecting the vacuum side
NOTICE
Property damage from contaminated gases
Pumping gases that contain contamination damages the vacuum pump.
► Use suitable filters or separators from the Pfeiffer Vacuum range of accessories, to protect the
vacuum pump.
Installation and operation of accessories
Pfeiffer Vacuum offers a series of special, compatible accessories for its rotary vane
pumps.
● You can find information and ordering options for approved
● Described accessories are not included in the shipment.
Procedure
1. Remove the protective cap from the vacuum connection.
2. Establish the shortest possible pipeline between vacuum pump and vacuum chamber.
3. Choose a minimum diameter equal to the nominal diameter of the vacuum connection.
4. Depending on the pump type, use PVC or metallic hoses with flange connections from the
5. Support or suspend the piping to the vacuum pump so that no piping system forces act on the
vacuum pump.
6. Use a separator or filter from the Pfeiffer Vacuum line of
7. Connect the vacuum pump to the vacuum system using the vacuum connection.
5.3 Connecting exhaust side
CAUTION
Danger of injury from bursting as a result of high pressure in the exhaust line
Faulty or inadequate exhaust pipes lead to dangerous situations, e.g. increased exhaust pressure.
There is a danger of bursting. Injuries caused by flying fragments, the escaping of high pressure, and
damage to the unit cannot be excluded.
► Route the exhaust line without shut-off units.
► Observe the permissible pressures and pressure differentials for the product.
► Check the function of the exhaust line on a regular basis.
Installation and operation of accessories
Pfeiffer Vacuum offers a series of special, compatible accessories for its rotary vane
pumps.
● You can find information and ordering options for approved
● Described accessories are not included in the shipment.
Condensate separator
Pfeiffer Vacuum recommends installing a condensate separator, with condensate drain at
the lowest point of the exhaust line.
Required tools when using the threaded connector
● Calibrated torque wrench (tightening factor ≤ 2.5)
Installation
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