Mercury 40 Operator's Manual page 57

7. Flo‑Torq I Drive Hub Propellers ‑ Install forward thrust hub, propeller, propeller nut retainer and propeller
nut onto the shaft.
a - Propeller nut
b - Propeller nut retainer
8. Flo‑Torq II Drive Hub Propellers ‑ Install forward thrust hub, propeller, replaceable drive sleeve, rear thrust
hub, propeller nut retainer and propeller nut onto the shaft.
a - Propeller nut
b - Propeller nut retainer
c - Rear thrust hub
9. Place propeller nut retainer over pins. Place a block of wood between gearcase and propeller and tighten
propeller nut to specifications.
Description
Propeller nut
10. Align flat sides of the propeller nut with tabs on the propeller nut retainer. Secure propeller nut by bending
tabs up and against the flats on the propeller nut.
a - Pins
11. Reinstall spark plug leads.
MAINTENANCE
b
a
c
b
a
d
a
b
d
c
ob00379
c - Propeller
d - Forward thrust hub
f
e
d - Replaceable drive sleeve
e - Propeller
f - Forward thrust hub
Nm lb. in.
75
b
a
ob00381
b - Tabs
51
ob00380
lb. ft.
55