Cadillac 60 Series 1963 Shop Manual page 245

10-10
FUEL AND EXHAUST
body with drift punch. Drive out from peened
end.
8. Remove rocker arm assembly by pressing
inward on the fuel diaphragm while shaking pump
body with mounting flange facing downward.
9. Remove fuel diaphragm and spring.
10. File off staking burrs that retain dia-
phragm rod seal and remove seal.
11. Clean body and cover in solvent and blow
out all passages with compressed air.
12. Inspect cover and body for cracks and
breakage. Check for flange warpage on a smooth,
flat surface. Replace all parts with new parts
from repair kit.
b. Assembly
1. Press diaphragm rod seal into body with
metal face toward diaphragm, Fig. 10-7. Retain
seal by staking body in four places.
2. Assemble rocker arm, link, and bushing.
3. Install diaphragm spring in pump body. Make
sure spring is sitting flat on pump body.
4. Install fuel diaphragm by inserting dia-
phragm rod through spring and rod seal. Rest
pump body on a bench and press diaphragm
against spring pressure. At the same time, in-
sert rocker arm assembly with hook pointing
away from diaphragm and guide hook onto rod
slot.
5. Install rocker arm pin. Peen small end of
pin on same side as previous staking.
6. Install new gaskets and valves in fuel dia-«
phragm cover. Stake valves in place at four
points. y
NOTE: When pressing valves into place,
stamped sheet metal cage and gasket should
go in first.
7. Install pulsator diaphragm and cover on fuel
diaphragm cover.
8. Place cover assembly on body, making sure
that file marks line up.
9. Push on rocker arm until diaphragm is flat
across body flange. Install top cover screws
loosely, just contact casting.
10. With a suitable tool, push rocker arm to
full stroke and hold in this position while tighten-
ing cover screws securely.
17. Fuel Filter Removal and
Installation
a. Removal
1. On Air Conditioner equipped cars, disconnect
vapor return line from fuel filter.
2. While holding fuel filter in position, remove
nuts securing fuel lines to filter inlet and outlet.
3. While holding fuel filter, remove one bolt
and lock washer holding fuel filter to oil filler
housing bracket and remove filter.
b. Installation
1. Position inlet and outlet lines in fuel filter
and start bolt with lock washer that attaches
fuel filter to oil filler housing bracket.
2. Tighten fuel filter outlet and inlet line nuts
while holding filter steady.
3. Tighten bolt securing fuel filter to oil filler
housing bracket while holding filter steady.
4. On Air Conditioner equipped cars, connect
vapor return line to fuel filter.
18. Throttle Check V a l v e -
Removal and Installation
(Fig. 10-8)
a. Removal
1. Disconnect accelerator linkage rod at cruise
control power unit if so equipped.
2. Remove vacuum hose.
3. Disconnect throttle return spring at car-
buretor.
11. Carefully install rocker arm return spring.
Fig. 10-8 Throttle Check Valve and Relay