Alfa Laval AFPX 617XGV-14/74CG, Instruction Manual

Page: 74 / 154

3.3 Intermediate Service (IS), check points 3 Dismantling/Assembly
74
3. An emery cloth of 240 grade should be used
to smooth the edges and to remove any
burnt-in foreign matter.
4. Finish off by polishing the damaged spot with
the fibre brushes and brush wax. It is
recommended that the whole area where
galling may occur is polished. Polishing will
help smooth the whole of the damaged area,
even in the deepest parts.
Prime the repaired area with slide lacquer. Read
the correct procedure under check point
‘‘3.6.2
Lock ring; priming” on page 120 . Apply Molykote
1000 Paste on the surface after priming.
3.3.6 Bowl hood seal ring
Poor sealing between the bowl hood seal ring and
the sealing edge of the sliding bowl bottom will
cause a leakage of process liquid from the bowl.
Renew the bowl hood seal ring at each
Intermediate Service (IS).
Knock out the old ring by means of a pin inserted
in the holes intended for this purpose.
G
0
20
58
1
1
G
0
20
59
1
1
G
0
20
62
1
1
Max. permitted indentation of the seal ring is 1 mm
G
0
20
63
1
1
Removal of the seal ring