Disassembly / Reassembly Operation
44
Upper Valve and Piston Rod
seals
Unscrew the cylinder (10),
Take off the seal (9),
Take off the piston (15) from the cylinder (10) downwards,
Unscrew the exhaust seat (18) removing the ball (17),
Take off the 'M' washer (20), the piston packing (45) and the
'F' washer (21),
Clean all the parts, check them; if there are damaged or
worn, change them.
Reinstall the parts in the reverse order of the disassembly
sequence.
Reassembly of the fluid section
Lubricate the cup seals and piston rod seals,
Slide the piston rod assembly (15) inside the body (7), push it
upwards,
Screw the cylinder (10) into the body (7),
Reinstall the protection (4), the connection flange (1) and
the tie-rods (14). Screw the nuts (16),
Couple the fluid section to the pneumatic motor.
NOTA : The quantity of seals of the packing (11) depends
upon the used package of seals.