Mercury 90-863160

BRAVO THREE GEAR HOUSING SERVICE MANUAL NUMBER 28
Page 3D-8 90-863160 MAY 2000
Pre-Disassembly Inspection
1. Remove propellers.
75899
a
b
c
d
e
f
a-Rear Propeller Nut
b-Rear Propeller
c-Rear Thrust Ring
d-Front Propeller Nut
e-Front Propeller
f-Front Thrust Ring
2. Check for bent propeller shafts as follows:
a. Inner Shaft
- Position unit with shafts positioned up. Position dial indicator on inner
propeller shaft. Rotate inner propeller shaft while observing dial indicator. If deflec-
tion is more than .005 in. (0.127 mm), a bent inner propeller shaft is indicated.
75900
a
b
a-Dial Indicator
b-Inner Propeller Shaft