Pfeiffer Vacuum PASCAL Series - Disassembling the Pumping Module with Flanged Stator

EN – 11
ENMaintenance
Disassembling the
pumping module
with flanged stator
(see N – 10)
1 Insert two screwdrivers in the notches
and release the set HP stator (34) and
HP rotor (31) in the axis.
2 Release the HP rotor (31) from the HP
stator (34) and the vanes.
3 Insert two screwdrivers in the notches
and release the set BP stator (26) and
BP rotor (23) in the axis.
4 Release the BP rotor (23) from the BP
stator (26) and the vanes.
31
34
34 31
232623
26
2 stages models: steps 1 to 4
1 stage models: steps 3 to 4