Ediz. 010 - 06/2015
• Insert the stem (P19) into the housing (P18) while rotating
it in order to allow it to slide more easily and to avoid da-
maging the upper gaskets.
• Lubricate the O-ring (P30) (Ref. 16126) with grease, as
shown.
Vaseline is recommended for this task.
• Replace the scraper ring (P26) of the valve piston, as shown
in the picture.
• Check the surfaces of the ball (P27) and ball housing
(P28), and replace both if damaged.
• Assemble the components as shown.
• Lubricate the gaskets (P29) and the stem.
Vaseline is recommended for this task.
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JOLLY
26
P19
P18
P28
P26
P27
P29
P30