Servicing
Diaphragm pump PJ25481-950.50.18
22
Translation of original Installation Instructions, english, KNF 125530-316634 06/18
Fig. 4: Exploded drawing PJ25481-950.50.18
1
8x attachment screws
(head cover)
2
4x head screws
3
16x attachment screws
(head)
4
4x head plates
5
8x O-rings (ø24 x 2)
6
4x intermediate plates
7
4x diaphragms
8
1x connection cover
9
4x attachment screws
(connection cover)
10
2x attachment screws
(connection .50)
11
2x connection blocks .50
12
2x O-rings (ø7,65 x1,78)
13
2x flat seals
14
2x connection blocks .1.2
15
2x attachment screws
(connection .1.2)
16
8x valve plates
17
6x valve plates
18
6x O-rings (ø18,77 x
1,78)
19
6x O-rings (ø10 x 2,5)
20
2x head covers
Removing the pump head
1. Undo the eight screws (Fig. 4/
1
) and remove the head covers
(
20
).
2. Undo the connection cover’s (
8
) attachment screws (Fig. 5/
9
)
and remove the connection cover.
3. Remove the head connection’s (
11
) and (
14
) screws (
10
) and
(
15
) and remove the head connections.
