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Translation of the original instructions with assembly instructions AF 113 G3, Filtration Group GmbH, 23.01.18, Mat. No. 70310590, Version 07
15.7 Replacing the shaft seals and guide
DANGER!
The automatic filter is pressurised!
Risk of injury to persons or damage to property!
•
Make sure that the pipe is depressurised prior to
opening the automatic filter.
WARNING!
If the system is maintained by unauthorised persons
Risk of injury
All warranty claims are rendered invalid
•
The system must be maintained by a suitably trained
person!
The numbers indicated in parentheses
correspond to those used in the spare parts
drawing.
•
Dismantle the gear motor
(section 15.2, steps 1 - 5).
1
•
Remove the feather key (16.1).
2
•
Loosen and remove the hexagon screws (25).
Fig. 23:
Loosening and removing the hexagon screws
3
•
Carefully withdraw the sealing disc (26) and the shaft
seal attachment (27) from the shaft.
Fig. 24:
Withdrawing the sealing disc and the shaft
seal attachment
4
•
Remove the lip seal (70.1), back-up ring (70.2) and O-
ring (70.3) from the shaft seal attachment.
Fig. 25:
Removing the seals
5
•
Remove the O-ring (70.4) from the shaft bearing insert
(24).
Fig. 26:
Removing the O-ring
6
•
Loosen and remove the cylinder head screws (23).
Fig. 27:
Loosening and removing the cylinder head
screws
Sealing disc
Shaft seal
Lip seal
O-ring
Back-up
