Bearing Carrier And Propeller Shaft Installation - Mercury 40 Service Manual

7. Install components.
e
a
c
b
a - Threaded Rod
b - Washers
c - Nuts
d - Dial Indicator Adaptor Kit (91-83155)
e - Dial Indicator (91-58222A1)
f - Backlash Indicator Tool (91-19660--1)
8. Position Dial Indicator on line "3" on Backlash In-
dicator Tool.
9. Turn driveshaft back-and-forth (check for no rota-
tion at the propeller shaft).
10. Dial Indicator registers amount of backlash,
which must be between .013 in. (.33mm) and
.019 in. (.48mm).
11. If backlash is less than the minimum reading, re-
move shim(s)* from in front of the forward gear
bearing race.
12. If backlash is more than the maximum reading,
add shim(s) in front of the forward gear bearing
race.
* By adding or subtracting .001 in. (0.025mm) shim,
the backlash will change 0.0125 in. (0.032mm).
NOTE: When final measurement has been made,
apply Loctite 271 to threads of pinion nut. Torque to
50 lb. ft. (67.8 N·m).
90-852572R1 JANUARY 1998
d
f
c
51275
Bearing Carrier and Propeller Shaft
Installation
1. Insert propeller shaft assembly into bearing carri-
er.
2. Lubricate O-ring and areas shown with Quicksil-
ver 2-4-C w/Teflon.
3. Install bearing carrier and propeller shaft assem-
bly into gear housing. Use care not to displace
cam follower.
95
b
95 2-4-C w/Teflon (92-850736A1)
a - O-ring
b - Area to be Lubricated
c - Cam Follower
b
a
c
51271
LOWER UNIT - 6B-27