Disassembly / Reassembly Operation
44
Disassembly of the pump
Unscrew the 2 nuts (16) and put aside the flange (1), the tie
rods (14) and the protection (4),
Clamp the pump horizontally through the body with a vice
(7),
Unscrew the foot-valve body assembly (26) [f
or the fluid
section, model REX2B0227-
-CS-FP-
: unscrew the adapter
(32), the flange (33) and the O-Rings (34 & 35])
,
Take off the piston (15) downwards,
Put aside the cylinder (10).
Lower valve
Unscrew the body of the foot valve body (26),
Take off the ball cage (19) and the ball (22),
Take off the seat (23), the seal (24 & 25),
Clean the parts, check them if they are damaged or worn,
change them
Reinstall the parts in the reverse order of the disassembly
sequence.
