Bravo Three - Mercury 2.8 Diesel Operation & Maintenance Manual

NOTE: The propeller torque stated is a minimum torque value.
Description
Bravo One propeller nut
4.
Models equipped with the tab washer: Continue to tighten the propeller nut until the three tabs on the tab washer align
with the grooves on the spline washer.
5. Bend the three tabs down into the grooves.
b
a

Bravo Three

1. Liberally coat the propeller shaft spline with one of the following lubricants.
Tube Ref No.
2-4-C with PTFE
95
Extreme Grease
2. Slide the forward thrust hub onto the propeller shaft with the tapered side toward the propeller hub.
3. Align splines and place front propeller on propeller shaft.
4. Install the front propeller locknut and tighten to the specified torque using the propeller nut tool.
Propeller Nut Tool
Description
Bravo Three front propeller nut
5. Slide the aft thrust hub onto the propeller shaft with the tapered side toward the propeller hub.
6. Align the splines and install the aft propeller.
7. Install the propeller nut and torque.
NOTE: The propeller torque stated is a minimum torque value.
Description
Bravo Three rear propeller nut
90-8M0113987 DECEMBER 2015
eng
c
a - Propeller
b - Tab washer
d
c - Drive sleeve adapter
d - Tab bent down
e
e - Propeller nut
4750
Description
Aids in the removal and installation of the front propeller nut.
10677
Nm
75
Then align tabs with grooves
Where Used
Propeller shaft splines
Propeller shaft splines
91‑805457T 1
Nm
136
Nm
81
Section 4 - Maintenance
lb‑in. lb‑ft
– 55
Part No.
92-802859A 1
8M0071842
lb‑in. lb‑ft
– 100
lb‑in. lb‑ft
– 60
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