Section 5 - Maintenance
Page 64
90-8M0053372
eng
NOVEMBER 2010
Propellers
Propeller Repair
Some damaged propellers can be repaired. Contact your authorized Mercury MerCruiser dealer.
Alpha Propeller Removal
!
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.
1. Place wood block between propeller blade and anti‑ventilation plate to prevent rotation. Straighten bent tabs on tab
washer.
2. Turn propeller shaft nut counterclockwise to remove nut.
3. Slide tab washer, drive sleeve, propeller and thrust hub off propeller shaft.
Alpha 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.
IMPORTANT: If reusing tab washer, carefully inspect tabs for cracks or other damage. Replace tab washer if condition is
questionable.
a -
Propeller shaft
b -
Thrust hub
c -
Flo‑Torq II drive hub
d -
Propeller
e -
Drive sleeve
f -
Locking tab washer
g -
Propeller nut
1. 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 PTFE
Propeller shaft
92-802859A 1
2. Slide thrust hub onto propeller shaft, with stepped side toward propeller hub.
3. Install Flo‑Torq II Drive Hub into propeller.
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 drive sleeve and locking tab washer.
6. Install and torque the propeller nut.
a
b
c
d
e
g
6215
f
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Страница 26: ...Section 1 Warranty Notes Page 18 90 8M0053372 eng NOVEMBER 2010 ...
Страница 52: ...Section 4 Specifications Notes Page 44 90 8M0053372 eng NOVEMBER 2010 ...
Страница 104: ...Section 6 Storage Notes Page 96 90 8M0053372 eng NOVEMBER 2010 ...