Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 16Get this manual

Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 16

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MAINTENANCE
Before Each Use
1 Check engine oil level2 Check that lanyard stop switch stops the engine3 Visually inspect the fuel system for deterioration or leaks4 Check outboard for tight