Pitch Adjustment - MARINE PROPELLER JPROP Use And Maintenance Handbook

Section 7 - PITCH ADJUSTMENT
It's possible to adjust the pitch anytime following these
procedure:
1 - pull the cone of the propeller backward (the 4 projecting balls help
the holding of the hand) If the ogival nose doesn't move enough to
be free to turn follow the next steps. If it moves go to step 4.
2 - remove the zinc anode and the bronze ring (Allen keys "B" and "C",
see Section 6, table 3)
3 - remove the bronze "pitch lock" flange .
4 - put the propeller's blade in
feathering
14
position.
5 - pull the ogival nose.