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Mercury Optimax 175 User Manual

Mercury Optimax 175
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OIL INJECTION
90-855347R1 JANUARY 1999 Page 3C-3
Oil Hose Check Valve Installation on 1998 Model 135/150 DFI Outboards
SN 0G886266 and Below
To prevent possible momentary oil starvation in the oil pump delivery hoses, it is recom-
mended that check valve kit 21-858945A2 be installed as follows:
NOTE: Refer to Service Bulletin 98-23.
1. Remove flywheel cover. Pull out vent hose.
a
a-Vent Hose
2. Remove 4 bolts securing bottom cowl halves and remove bottom cowling.
55970
52352
55932
a
a
a
a-Bolt
3. Remove throttle cable from throttle arm.
a
a-Throttle Cable

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Mercury Optimax 175 Specifications

General IconGeneral
BrandMercury
ModelOptimax 175
CategoryOutboard Motor
LanguageEnglish

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