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Mercury Optimax 175 User Manual

Mercury Optimax 175
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LEFT HAND NON-RATCHETING
90-855347R1 JANUARY 1999 Page 6B-27
8. After driveshaft is removed from gear case, remove and retain shim(s) that were lo-
cated under upper tapered driveshaft bearing.
9. If inspection determines that replacement of driveshaft tapered bearing is required,
remove bearing from driveshaft as follows:
a. Position driveshaft in a vise; DO NOT tighten vise jaws against shaft.
b. Strike shaft with a lead hammer; take care not to drop shaft.
51866
10. Remove 18 loose needles from outer race of driveshaft needle bearing.
11. If inspection of driveshaft needle bearing surface determines that replacement of
needle bearing is required, the 18 loose needle bearings previously removed must
be reinstalled in bearing race to provide surface for mandrel to drive against.
NOTE: Reverse gear must be removed first before removing driveshaft needle bearing.
IMPORTANT: Discard driveshaft needle bearing after removal. (Bearing cannot be
reused.)
51869
a
b
c
a-Mandrel (91-37263)
b-Pilot* (91-36571)
c-Driver Rod* (91-37323)
*From Bearing Removal and Installation Kit (91-31229A5)

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Mercury Optimax 175 Specifications

General IconGeneral
BrandMercury
ModelOptimax 175
CategoryOutboard Motor
LanguageEnglish

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