Disassembly / Reassembly Operation
42
Lower valve
Take off the seat (30) and the lower valve with the valve
body (21),
Unscrew the cup nut (24),
Take off the male washer (25), the seals (26) and the female
washer (27),
Remove the seal (18),
Clean and reinstall the parts in the reverse order of the
disassembly sequence.
Upper valve
Take off the pin (23) and unscrew the shovel rod (31),
Unscrew the piston valve (22),
Unscrew the piston bush (20) and take off the piston nut (16),
the male washer (44), the piston seals (45) and the female
washer (46).
Clean and reinstall the parts in the reverse order of the
disassembly sequence.