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28
THOR
ED.
17 - 09/2020 - Cod. 150096
Fig. 7N
Fig. 6N
Fig. 8N
Fig. 9N
Lower seal
•
Remove the piston stem
(
N10
)
and remove the pump unit
sleeve
(
N11
);
PIT STOP MAINTENANCE
Replacement of upper and lower gaskets 20 minutes
.
• Grip the lower pump unit casing (
N9
) in a vice and unscrew
it using a size 60 spanner
;
•
Grip the stem valve
(
N12
) in a vice;
Countersunk
side
N9
N12
N10
N11
N9
