PART
2-2-BRAKE SYSTEM
valve in alcohol and install it in the
grommet. Press check valve into
grommet until the flange contacts
the grommet.
3.
Apply silicone grease to the
outer surface of the diaphragm plate
hub and to the bearing and rubber
surfaces of the valve.
4.
Insert the valve and rod into
the hub of the diaphragm plate.
Press it on the rod until the retainer
can be slid into the retaining groove.
5.
Tuck the filter into place in the
plate hub. Press the filter retainer
onto the hub being careful not to
SEAL RETAINER INCH SEAL
chip or damage the-plastic.
FIG.
23-Installing
6.
Place the rear shell in a vise.
Rear Shell Seal
Apply silicone lubricant generously
the
Outer
flange
the bearing and seal in the rear shell.
silicone grease to the bearing and the
8.
Center the large end of the re-
seal in the rear shell.
turn spring on the diaphragm plate.
7.
Carefully guide the valve rod
9.
Align the index mark on the
and diaphragm plate hub through front shell with the one on the rear
shell. Place a flat bar
:pn,'the qfiont
shell and compress the spring until
the tangs on the rear shell contact
the diaphragm, then rotate it clock-
wise to lock it in place.
!
10.
Apply lubricant sparingly to
stem of hydraulic push rod keeping
it away from the adjusting screw
area. Apply silicone grease liberally
to the piston area of the push rod
arid to the reaction disc.
11.
Center the reaction disc on the
push rod piston. Guide the disc and
push rod into base of diaphragm
plate and press on the rod to bottom
the disc.
12.
Press a new seal into front
shell until it bottoms in the recess.
13.
Install a new dust seal over
push rod and onto the rear shell.
14.
Position the mounting plate
on the rear shell and secure it in
place with speed nuts.
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