1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 119Get this manual
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Description Hose Connections Oil Pump Drive System Filling Oil Tank CarburetorOil Pump Synchronization Bleeding Air from Oil Injection System Bleeding Air from Oil Pump Inlet Hose Bleeding Air from Oil Pump Outlet Hose Oil Pump Test Low Oil Sensor Test Warning Horn System
3B-1 3B-1 3B-1 3B-2 3B-2 3B-3 3B-3 3B-3 3B-3 3B-4 3B-4