Disassembly / Reassembly Operation
43
Reassembly of the fluid section
Lubricate the wetting cup seals and the piston head seals,
Locate the seals (9) inside the pump body (7) of the valve
body (21)
Slide the piston rod assembly (15) inside the pump body (7),
push it upwards;
Screw the cylinder (10) to stop,
Screw the shovel rod (31) change the pin (23),
Screw the valve body (21) on the cylinder (10) to stop,
Slide the lower valve (28)
on the shovel rod (31) and screw
slightly the cup nut (24),
Install the seal (18) in the valve body (21),
Install the seat (30) and push it in its housing,
Locate the seal (36) inside the valve body (21),
Screw the filling tube (37) to stop,
Install the spacer (32), the washer (33) and the shovel (34)
on the shovel rod (31),
Screw the lock nut (35),
Screw slightly the cup (5),
Re assemble the pump to the pneumatic motor according
to the instructions of the pump instruction manual.
Nota: The quantity of seals of the packings (11) & (45)
depends upon the used package of seals.
Before each reassembly
Clean the parts with the appropriate cleaning solvent.
Fit new seals if necessary, after greasing them.
Grease the piston and the inside of the cylinder to avoid
damaging the seals.
Fit new parts if necessary.