Disassembly / Reassembly Operation
43
Disassembly of the pump
Flush the pump,
Stop the pump if possible in low or intermediate
position,
Shut off the pump main air supply,
Carry out the relief pressure instructions,
Disconnect the outlet and inlet hoses or the outlet
and inlet suction systems,
Take off the spring ring,
Lift up the closing ring,
Take off the two half bushes and remove the
closing ring,
Unscrew the 3 screws from the pump bracket,
Take off the pump.
Flange
Unscrew the 2 screws (22),
Take off the protective tube (21),
Drain and dismount the lubricate assembly which
consists of:
- the tank cover (33),
- the tank (31),
- the elbow (30),
- the sleeve (29).
Unscrew the cup nuts (3),
Unscrew the 4 nuts (27),
Remove the washers (28),
Take off the lower flange assembly, check and
replace if necessary the O-Rings (32),
Remove the inlet (40) and outlet (42) units'
assembly,
Take off the cylinder (41), the piston rod (17)
assembly and the upper flange assembly (26),
check and replace if necessary the O-Rings (32),
Take off and check the cylinder (41) and remove
the adjustment blocks (51).