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14. Unscrew the pressure tank (42) counterclockwise and remove
the gasket for the tank (42a).
Removing the pressure tank
Fig. 9
5.4 Removing the chamber stack
1. Remove the plug (169) on nameplate to access the shaft end.
2. Remove the locking nut (67) and the washer (66). Hold the
shaft with a screwdriver in the shaft end.
Fig. 10 Loosening the locking nut for the chamber stack
3. Remove the chamber stack.
Fig. 11 Chamber stack and shaft seal
5.5 Removing the shaft seal
1. Remove the rotating shaft seal face (104).
2. Remove the stationary seat (103) using a needle-noise pliers.
Fig. 12 Removing the stationary shaft seal
6. Fitting the shaft seal
1. Fit the stationary seat (103) with the O-ring (102) against the
pump housing.
112
108
111a
111
Fig. 13 Shaft seal complete
Do not touch the ceramic faces of the shaft seal.
2. Fit the rotating shaft seal face (104).
Fig. 14 Fitting the shaft seal and the chamber stack
107
102
104
103
7
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