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6 - M
AINTENANCE
50
90-8M0077672 JUNE 2013
Tube Ref
No.
Description
Where Used
Part No.
SAE 85W-90
Mercury Racing
Gear Oil
Drive unit
8M0078015
P
ROPELLERS
!
WARNING
Rotating propellers can cause serious injury or death. Never
operate the boat out of the water with a propeller installed. Before
installing or removing a propeller, place the drive unit in neutral
and engage the lanyard stop switch to prevent the engine from
starting. Place a block of wood between the propeller blade and
the anti‑ventilation plate.
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.
R
EMOVAL
1. Place a wood block between the propeller blade and the
anti‑ventilation plate to prevent rotation.
a -
Wood block
b -
Propeller nut
2. Remove the nuts and washer.
I
NSTALLATION
1. Apply a liberal coat of grease to propeller shaft.
2. Ensure that the plastic bushing and retaining ring are installed
in the propeller.
a
b
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