Mercury Mariner 200, 225 Optimax Outboards Service Manual, 90-855348, Page 350Get this manual

Mercury Mariner 200, 225 Optimax Outboards Service Manual, 90-855348, Page 350

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3 Remove the impeller, impeller key, the face plate and gaskets, (discard the gaskets) 3 Inspect for proper bonding between the hub and the impellerReplace the impeller if improper bonding is found