Evinrude 4906B 4HP 1969 Owner's Manual page 152

14- Lift the diaphragm free of the pump
body with the pump plunger
through the housing.
15-
Remove the spring from the housing
located under the diaphragm.
16- Remove the
center of t he housing.
17- Remove the small nut and washer
from the old diaphragm.
passing out
small disc from the
FUEL TANK AND LINE
Pickup and filter screen used in
tank. The screen should
dry
solvent and then blown
CLEANING AND INSPECTING
WARNING
TAKE EXTREME
with the fuel tank, because highly flam able
fumes dre present and the danger of fire or
explosion is present.
NO SMOKING or open flame in the work
area. Clean the tank in the out-of-doors.
Wash the interior
solvent. Agitate the solvent violently while
rapidly changing position
remove any foreign
After the tank has been cleaned with the
solvent, rinse it thoroughly with clear water
and then dry and remove any moisture from
the inside.
ASSEMBLING
1- Slide the large concave washer onto
the pump plunger. Insert the pump plunger
through the diaphragm.
2- Slide a flat washer onto the plunger
on the opposite side of the diaphragm from
the concave washer.
D I APHRAGH
4-61
a
pressure-type
be cleaned regularily with
air.
with compressed
CARE during work
Demand and observe
of the fuel tank with
of the tank to
material in the tank.
Thread the nut onto
fuel