BRAVO THREE GEAR HOUSING
SERVICE MANUAL NUMBER 28
90-863160 MAY 2000 Page 3D-33
11. Determine shim thickness required for drive shaft bearing preload.
a. Install upper bearing cup and tab washer. Measure distance between top of gear
housing and tab washer using a 0-1 in. depth micrometer.
72452
a
a-0-1 Inch Depth Micrometer
b. Measure thickness of spacer from top machined surface to bottom machined sur-
face using a 0-1 in. outside micrometer.
72523
b
a
a-0-1 Inch Outside Micrometer
b-Spacer
c. Calculate shim thickness as shown.
Measurement from Step “a” minus (–)
Measurement from Step “b” plus (+)
.001 In. (0.025 mm) equals (=)
Shim Thickness Required.
12. Install original thickness shims, spacer and new O-ring.
72451
a
b
c
a-Shim(s)
b-Spacer
c-O-Ring
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