Chevrolet 10 Series 1968, Service Manual

Page: 469 / 713

CLUTCHES AND TRANSMISSIONS 7-6
F ig . 11—Removing Slave C ylin d e r Snap Ring
gasoline or oil before cleaning parts. Use soap
and water to clean hands.
Inspection
1. Inspect slave cylinder bore, making sure that it is
smooth. A scored or damaged cylinder must be
replaced.
2. Check rubber cup for damage or swelling due to im ­
proper brake fluid. Replace cup if necessary.
3. Check fit of the piston in the cylinder bore, using a
feeler gauge. This clearance should be from .002"
to .004".
Assem bly
1. Install seals (new, preferably) on piston with lip edge
of seals to solid end of piston.
2. Lubricate piston and seal assembly with brake fluid
then install in cylinder as shown in Figure 10.
3. Install snap ring (piston retainer) as shown in F ig­
ure 12 .
4. Install boot over push rod (fig. 13) and install push
rod and boot to slave cylinder.
Installation
1. Bolt slave cylinder assembly to engine clutch housing
(fig. 3).
2. Adjust slave cylinder push rod clearance, as outlined
in this section, under "Clutch Pedal Total Travel.”
3. Attach hydraulic line to slave cylinder and bleed air
from system at slave cylinder bleed fitting.
CLUTCH CROSS-SHAFT (Fig. 14)
Removal
1. Disconnect clutch fork return spring at fork.
F ig . 12—In stalling Snap Ring in Groove
2. Disconnect pedal push rod at cross-shaft lever and
allow clutch fork push rod to hang free from lower
lever.
3. Loosen ball stud nut and slide stud out of bracket
slot, then lift cross-shaft off engine ball stud and out
of vehicle.
4. Remove clutch fork push rod from cross-shaft lever
if necessary.
5. Reverse removal procedure to install.
Fig . 13—Installation of S la ve C ylin d e r Boot
CHEVROLET TRUCK SERVICE MANUAL