Mercury Optimax 75, 90, 115, DFI starting year 2004 service manual., Page 384Get this manual

Mercury Optimax 75, 90, 115, DFI starting year 2004 service manual., Page 384

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COOLING

ob70500

aHubImpeller 4 Inspect the impeller blades to see if they are cracked, burnt, hard or deformedReplace the impeller if the blades are in this conditionIMPORTAN