Assembly Of Expander Ring, Felt, And Retainer; Assembly Of Booster Body, Piston, And End Plate; Felt And Expander Ring Installation - Lincoln Continental 1964 Shop Manual

(023)
the piston rear plate from the rear
side (Fig. 22). Dip the valve plunger
in alcohol and assemble it to the
ball end of the valve operating rod.
Make certain that the ball end of
the rod is locked in place in the
valve plunger. It may be necessary
to tap the end of the rod to seat the
ball end of the rod in the valve
plunger.
2. While holding the valve plunger
firmly in its seat in the front side
of the plate, assemble the rubber
dust guard over the shoulder on the
rear side of the piston plate.
3. Clamp the valve operating rod
in a vise with the piston rear plate
up. Lay the leather piston packing
on the rear plate with
tht~
lip of the
leather over the edge of the plate.
4. Install the valve return spring
over the end of the valve plunger.
5. Assemble the poppet dia-
phragm over the end of the poppet
(Fig. 22). Make certain that the
diaphragm is in the recess of the
poppet.
6. Press the poppet spring retainer
over the end of the poppet into the
relief of the diaphragm.
7. Assemble the poppet and dia-
phragm assembly over the valve re-
turn spring and into the recess of
the piston rear plate.
8. Install the diaphragm plate in
the recess of the diaphragm.
9. Insta11 the poppet spring over
the shoulder of the retainer.
10. Center the poppet spring on
the piston front plate. Align and as-
semble the piston front plate to the
piston rear plate.
, 11. Hold the piston front and rear
plates together and install the six
PART 2-2- BRAKE SYSTEM
FELT EXPANDER RING
FIG.
23-Felt and
Expander Ring Installation
H1085-B
piston plate bolts and Jock washers.
Leave the bolts loose.
12. Insert the rubber reaction disc
into the recess ·at the center of the
piston front plate.
Use care not to lose the reaction
disc out of the piston before the
push rod is installed.
ASSEMBLY OF EXPANDER
RING, FELT, AND RETAINER
I. Turn the piston assembly upside
down and assemble the expander
ring against the inside lip of the
leather packing as shown in Fig. 23.
2. Saturate the felt with booster
body oil and assemble it in the ex-
pander ring.
:;. Assemble the retainer ring over
the bosses on the piston rear plate
making certain that the retainer is
anchored in all six grooves of the
piston plate. Securely tighten the
six cap screws in the piston front
plate.
ASSEMBLY OF BOOSTER
BODY, PISTON, AND
END PLATE
2-19
I. Attach the hose
to
the tube of
the vacuum piston and align the
hose to lay flat against tl-1e piston.
2.
Apply a thin coat of booster
body oil to the bore of the booster
body.
3. Saturate the air filter felt with
booster body oil.
4. Assemble the air filter and
cover to the end plate with attach-
ing screws (Fig. 20).
5. Insert the short end of the
vacuum tube through the gasket, and
install the tube, gasket, and plate
assembly to the end plate. Secure
with attaching screws (Part 2-1,
Fig. 3).
6. J nstall the end plate over the
valve operating rod and pull the
rubber boot through the hole in the
end plate at the same time (Fig. 20).
Attach the vacuum hose to the tube
inside of the end plate.
Before proceeding further, make
certain that the reaction disc is in
place in front of the piston plate.
7. Center the small diameter end
of the piston return spring in the
booster body. Center the piston on
the spring and align the scribe
marks on the piston, the booster
body, and end plate. Compress the
spring and install two attaching
screws at opposite sides to hold the
end plate and booster body together.
Install the balance of the screws and
tighten all screws uniformly.
8. Assemble the rubber boot over
the scalloped flange of the end plate.