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32
THOR
ED.
17 - 09/2020 - Cod. 150096
Fig. 26N
Fig. 27N
Fig. 28N
Fig. 29N
•
Grease the sleeve
(
N29
)
using a paintbrush
;
•
Insert the sleeve
(
N29
)
into the lower pump unit
(
N30
);
• Insert the complete piston stem (
N32
)
after greasing the
gaskets (
N33
);
• Screw on the complete foot valve (
N25
)
with the sleeve
assembly
(
N28
);
N29
N31
N29
N33
N25
N28
N32
Countersunk side of the sleeve
The pumping sleeve is countersunk (N31) at
one end, simply to facilitate connecting with the
stem gaskets.
Be careful to apply the correct assembly sequence
(see exploded diagram)
.
In order to guarantee a proper seal, tighten the
foot valve (N25) fully, using a 60 mm spanner.
