1995 Mariner Mercury Outboards Service Manual 50HP 4-Stroke, Page 100Get this manual
4Rotate plunger to line up slots53615
Fuel Pump Reassembly
1Assemble springs, diaphragm, and plunger onto pump body53618
aSlots OffsetSlots Aligned
5Compress pump assembly to free spring load on pin 6Tilt assembly to allow pin to slide out53617
Inspection
1Inspect diaphragm, diaphragm springand spring, replace if damaged53618