Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 73Get this manual

Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 73

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IGNITION

Engine Hard To Start Hot Engine Will Not Run Over 2000 RPM

Oebris In Carburetor Enrichener Circuit Weak Spark Condition Throttle Plate in Open Position Weak Spark Co