Mariner Mercury 105/140 JET, Service Manual

Page: 323 / 797

3D-50 - FUEL SYSTEMS 90-824052R3 JUNE 2002
ELECTRIC FUEL PUMP REMOVAL
NOTE: There are no individually replaceable parts
within the electric pump. If brushes or armature fails,
entire pump must be replaced.
1. Remove 2 nuts on POSITIVE and NEGATIVE
terminals. Remove pump from separator cover.
b
a
a
55206
a - Nuts
b - Pump
2. Inspect pump O-rings for cuts or abraisions.
Replace O-rings as required.
53702
a
a
a
a
a
a - O-rings
VAPOR SEPARATOR FLOAT REMOVAL
NOTE: Inspect float for fuel absorbtion or
deterioration. DO NOT attempt to bend float arm to
adjust float height. Float height is preset at factory.
Inspect float needle for grooves. Inspect needle seat
for debris or corrosion. Replace float, needle and
seat* as required.
1. Remove float pivot pin.
2. Remove float and needle for inspection. Replace
as required.
55207
d
c
b
a
a - Float
b - Float Arm
c - Float Needle (Hidden)
d - Pivot Pin
*Seat and separator cover must be replaced as an assembly.