Mercury 40 Service Manual

FUEL PUMP
Page 3A-8 90-828631R3 MARCH 1999
Fuel Pump Reassembly
1. Assemble springs, diaphragm, and plunger onto pump body.
a
b
c
d
e
a-Diaphragm
b-Diaphragm Spring
c-Pump Body
d-Spring
e-Plunger
2. Line up slots and compress assembly.
3. Insert pin into hole.
a
b
c
a-Pump Body
b-Slots
c-Pin
4. Rotate plunger 90° to offset slots.
53615
a
b
a-Slots Aligned
b-Slots Offset

Mercury 40 Specifications

General

Horsepower	40 hp
Starting System	Electric
Steering	Remote
Fuel Induction System	EFI (Electronic Fuel Injection)
Shaft Length	20"
Full Throttle RPM Range	6000