Mercury Bravo One Series, User Manual

Page: 46 / 58

46
CB726
1
2 4
5
1
2
3
4
5
70561
Bravo Two Bravo One
6
6
75492
CB727
INSTALLATION (BRAVO ONE AND TWO)
IMPORTANT: If reusing tab washer, carefully inspect tabs for cracks or other damage. Replace tab
washer if condition is questionable.
1
Apply a liberal coat of one of the following Quicksilver lubricants to propeller shaft: Anti-Corrosion Grease,
Special Lubricant 101, or 2-4-C Marine Lubricant with Teflon.
2
Slide thrust hub into propeller hub, with stepped side toward propeller hub.
3
Bravo One: Install Flo-Torque II Drive Hub with drive sleeve.
NOTE: The drive sleeve is tapered and will slide fully into the propeller as the nut is tightened and properly
torqued.
4
Align splines and place propeller on propeller shaft.
5
Install final attaching hardware.
A
Bravo One: Install Drive sleeve adapter and locking tab washer (Flo Torque II Drive Hub).
B
Bravo Two: Place continuity washer, spline washer and tab washer onto shaft.
6
Install propeller nut. Tighten nut securely. A minimum of 55 lbs. ft. (75 N
⋅
m) torque is required. Bend three
tabs on tab washer down into grooves in spline washer. After first use, bend the three tabs straight, retighten
propeller nut to minimum 55 lbs. ft. torque (75 N
⋅
m). Bend tabs back down into spline washer. Check propeller
at least every 20 hours of operation. Do not operate with loose propeller.
IMPORTANT: Installation is correct when at least 2 threads of propeller shaft are exposed through pro-
peller nut.
CAUTION
Avoid loss of propeller (propulsion). Do not operate with a propeller nut that is improperly tightened.