Fuel Pump And Vapor Discharge Valve-Sectional View - Lincoln Continental 1964 Shop Manual

10-28
FUEL INLET FROM FUEL TANK
RETURN TO FUEL TANK
• FUEL VAPOR
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FUEl
GROUP 10-FUEL SYSTEM
(232)
PULSATOR DIAPHRAGM
AL VE PLUNGER STEM
MAIN VALVE BODY AND STEM GUIDE
VAPOR DISCHARGE VALVE
81982-A
FIG.
2-Fuel Pump and Vapor Discharge Valve-Sectional View
fuel pump cool, the thermostatic
spring gradually retracts; thus, seat-
ing the valve plunger in the orifice
of the valve seat insert. This action
restricts the flow of fuel and vapors
into the fuel tank. A positive flow
of fuel and vapors is provided
through the leak down bleed in the
EJ
REMOVAL AND INSTALLATION
FUEL PUMP
TESTS
Fuel pump tests are covered in
Part 10-1, Section 1.
REMOVAL
1.
Remove the hose clamps and
fuel ·line hoses from the inlet and
vapor discharge connections. Dis-
connect the fuel filter from the car-
buretor fuel inlet line.
2. Loosen, but do not remove, the
retaining screws securing the fuel
pump to the cylinder front cover.
3. Using an auxiliary starter
switch, crank the engine until the
fuel pump eccentric on the camshaft
is in a position which applies the
least tension on the fuel pump rock-
er arm. Remove the retaining screws
and fuel pump. Discard the mount-
ing gasket.
4. If the fuel pump is to be re-
placed, remove the heat shield re-
taining nuts and remove the heat
vapor discharge valve when it"' is
closed. This prevents a pressure
build-up in the pump due to heat
after the engine is stopped.
shield. If inspection or replacement
of the fuel pump push rod is re-
quired, remove the access cover
from the cylinder front cover, and
remove the push rod.
INSTALLATION
1. Remove all gasket material
from the cylinder front cover and
fuel pump mounting flange.
2. If a new fuel pump is to be in-
stalled, install the adapter and vapor
discharge valve in the pump body.