BRAVO ONE GEAR HOUSING SERVICE MANUAL NUMBER 28
Page 3B-40 90-863160 MAY 2000
22. Driven gear shimming:
a. Install dial indicator adaptor kit, backlash indicator rod and dial indicator set, as
shown. Ensure that dial rod is aligned with “I” on indicator rod.
22439
a
b
c
a-Dial Indicator Adaptor (91-83155)
b-Backlash Indicator Rod (91-53459)
c-Dial Indicator (91-58222A1)
b. Check gear backlash by lightly rotating drive shaft back and forth. Do not allow
propeller shaft to turn. Observe dial indicator. Reading should be .012-.015 in.
(.28-.38 mm).
c. If backlash is not correct, disassemble and proceed as follows:
If backlash is MORE than specified: ADD shim(s) under driven gear bearing cup.
If backlash is LESS than specified: REMOVE shim(s) under driven gear bearing cup.
d. Recheck backlash reading after reassembly.
23. Remove bearing carrier,O-ring, thrust ring and load ring.
24. Reinstall load ring,thrust ring,O-ring and bearing carrier using a NEW load ring.
IMPORTANT: Always use a new load ring for final assembly.
76884
a
b
c
b
a
c
a-O-ring
b-Thrust Ring
c-Load Ring
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