Mercury D4.2L Manual page 95

CD513
INSTALLATION (BRAVO ONE AND TWO)
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-Torq 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.
IMPORTANT: If reusing locking tab washer, carefully inspect tabs for cracks or other damage. Replace
tab washer if condition is questionable.
A
Bravo One: Install drive sleeve adaptor and locking tab washer (Flo-Torq II Drive Hub).
B
Bravo Two: Install spline washer and locking tab washer.
6
Place wood block between propeller blade and anti-ventilation plate to prevent rotation.
7
Install propeller nut.
A
Torque nut to a minimum of 55 lb-ft (75 Nm).
IMPORTANT: Installation is correct when at least 2 threads of propeller shaft are exposed through pro-
peller nut.
B
Continue to tighten propeller nut until 3 tabs on tab washer align with three grooves on spline washer or
drive sleeve adaptor, if not already aligned.
C
Bend three tabs on tab washer down into grooves.
D
After first use, bend the three tabs straight. Repeat steps 7A, 7B and 7C.
E
Check propeller at least every 20 hours of operation.
Avoid loss of propeller (propulsion). Do not operate with a propeller nut that is improperly tightened.
CAUTION
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