MerCruiser 350 MAG MPI, User Manual

Page: 104 / 150

Section 5 - Maintenance
Page 96 90-864195070 JUNE 2007
Bravo Three Propeller Installation
NOTICE
Operating the engine with a loose propeller can damage the propeller, the drive, or drive
components. Always tighten the propeller nut or nuts to specification and check for
tightness periodically and at the required maintenance interval.
e
f
a
b
c
d
5304
g h
i
j
a - Rear propeller nut
b - Rear propeller
c - Rear propeller thrust hub
d - Front propeller nut
e - Front propeller
f - Front propeller thrust hub
g - Propeller shaft anode screw
h - Flat washer
i - Star washer
j - Propeller shaft anode
1. Slide forward thrust hub onto propeller shaft with tapered side toward propeller hub
(toward end of shaft).
2. Apply a liberal coat of one of the following lubricants to the propeller shaft.
Tube Ref No. Description Where Used Part No.
34
Special Lubricant 101 Propeller shaft 92-802865Q02
94
Anti-Corrosion Grease Propeller shaft 92-802867Q 1
95
2-4-C Marine Lubricant with
Teflon
Propeller shaft 92-802859A1
3. Align splines and place propeller on propeller shaft.
4. Install and torque the propeller nut. Check propeller at least every 20 hours of operation
and retorque as needed.
Description Nm lb. in. lb. ft.
Forward propeller nut 136 100
5. Slide aft thrust hub onto propeller shaft, with tapered side toward propeller hub (toward
end of shaft).
6. Align splines and place propeller on propeller shaft.
7. Install and torque the propeller nut. Check propeller at least every 20 hours of operation
and retorque as needed.
Description Nm lb. in. lb. ft.
Aft propeller nut 81 60