Disassembly / Reassembly operation
42
Upper valve
- Unscrew the nut (23),
- Unscrew the piston valve (22),
- Unscrew the piston bush (20) and remove the piston nut
(16), the male washer (17), the piston seals (18) and the
female washer (19),
Reinstall the parts in the reverse order of the disassembly
sequence.