Changing Version - Fitting / Removing The Reduction Unit; Repairing Hydraulic Parts; Dismantling The Head - Valve Units - Interpump Group Pratissoli KS Serie Manual De Reparación

If the shaft should present a diameter wear
corresponding to the lip seal, to prevent grinding,
position the ring in the second stroke as indicated
in Fig. 32.
After fitting the reduction unit check the pinion
rolling.
RING POSITION TO
REMOVE SHAFT IF
WORN
2.1.7 Changing version - fitting / removing the
reduction unit
To modify the version, fitting the reduction unit where it has
not been contemplated, you need to remove the shaft oil
seal (Fig. 33, pos. ) and insert on the casing the reduction
gearbox reference pin Ø8 (Fig. 33, pos. ).
Then proceed with the operations specified in par. 2.1.5.
When modifying the version, removing the reduction unit
where it has been contemplated, you need to insert the shaft
oil seal ring in its seat on the side cover using the tool code
27904800 (Fig. 33, pos. ).
Failing to carry out the steps described in
par. 2.1.6 will impair pump operation and
jeopardize operator safety.
2.2
2.2.1
The head needs preventive maintenance as indicated in the
Use and maintenance manual.
Operations are limited to inspection or replacement of valves,
if necessary.
Proceed as follows to remove the valve units:
-
RING POSITION ON
FIRST ASSEMBLY
Fig. 32
-
-
Fig. 33
25

REPAIRING HYDRAULIC PARTS

Dismantling the head – valve units
Unscrew the 8 M12x35 valve cover fixing screws and
remove the covers (Fig. 34).
Remove the valve plugs by means of an extractor hammer
code 26019400 combined with the tool code 27513600
(Fig. 35).
Extract the valve units using the same extractor hammer
used for the valve plugs, to be applied in the M10 hole of
the valve guides (Fig. 36).
Fig. 34
Fig. 35
Fig. 36