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Disassembly / Reassembly Operation
27/10/2020
582138110-SH0207-indA-EN.docx
38
Disassembly of the pump
Unscrew the 2 nuts (13) and put aside the flange (1), the tie
rods (14) and the protection (4),
Clamp the pump horizontally through the body with a vice
(7),
Unscrew the nut (35) and take off the shovel (34), the
washer (33) and the spacer (32),
Unscrew the tube (37) and take off the seal (36),
Unscrew the valve body (21) and the outlet with the lower
valve (28) and its seat (30),
Remove the piston / shovel rod assembly,
Unscrew the cylinder (10).
Cup seals
- Unscrew the cup (5),
- Take off the washers (6 & 12) and the seals (11),
- Remove the seals.
Reinstall the parts in the reverse order of the disassembly
sequence.
Lower valve
Take off the valve body (21), the seat (30) and the lower
valve assembly,
Unscrew the cup nut (24),
Take off the male washer (25), the seals (26) and the female
washer (27),
Take off the seal (44),
Reinstall the parts in the reverse order of the disassembly
sequence.