Mercury 5 SERIES Service Manual page 82

Fuel Pump Disassembly
1. Remove screws and separate the pump cover from the pump body.
a
a -
b -
c -
d -
2. Remove diaphragm by pushing in the plunger while turning the diaphragm 90 clock-
wise or counterclockwise.
a -
b -
c -
d -
e -
90-857138R1 MAY 2000
b
c
Pump Cover
Gasket
Pump Body
Screw (4)
Diaphragm
Spring
Pump Body
Spring
Plunger
f - Unlock Diaphragm - Rotate 90
f
a
b
c
FUEL PUMP & INTREGAL FUEL TANK
d
d
e
Page 3A-5