Chevrolet 10 Series 1967, Service Manual

Page: 373 / 605

ENGINE—ELECTRICAL 6Y-25
Fig. 13i —V —8 Distributor (T y p ica l)
1. Condenser
2. C ontact Point Assembly
2a. Cam Lubricator
3.
Retaining Ring
4. Breaker Pla te
5.
5a
6
.
7.
F e lt W asher
Plastic Seal
Vacuum A d vance
U nit
Housing
7. Remove the spring retainer, remove the breaker
plate assembly from the distributor housing. Remove
the contact point and condenser from the breaker
plate. Remove the felt washer and plastic seal lo­
cated beneath the breaker plate.
NOTE:
Governor type distributors have no
breaker plate. The contact point assembly and
condenser are attached directly to the distribu­
tor housing.
8
. On distributor with governor remove main shaft
seals as follows:
a. With punch shaped as shown in Figure 15i reach
up through the bottom of housing and insert edge
of punch between upper and lower seals and push
upper seal out.
b. Insert suitable punch into vacuum hole as shown
in Figure 16i and loosen lower seal by denting one
side slightly.
c. After lower seal has been loosened, use the
special punch shown in Figure 17i to push out
seal.
8. Shim W asher
9. D rive G e a r Pin
10. D rive G e a r
11. C ap
12. Rotor
CLEANING AND INSPECTION
13. W eig h t Springs
14. M ainshaft
15. A d va n ce W eights
16. Cam W eig h t
Base Assembly
1. Wash all parts in cleaning solvent except cap, rotor,
condenser, breaker plate assembly and vacuum con­
trol unit. Degreasing compounds may damage in­
sulation of these parts or saturate the lubricating
felt in the case of the breaker plate assembly.
2. Inspect the breaker plate assembly for damage or
wear and replace if necessary.
3. Inspect the shaft for wear and check its fit in the
bushings in the distributor body. If the shaft or
bushings are worn, the parts should be replaced.
4. Mount the shaft in “ V” blocks and check the shaft
alignment with a dial gauge. The run-out should not
exceed .
0 0 2
".
5. Inspect the advance weights for wear or burrs and
free fit on their pivot pins.
6
. Inspect the cam for wear or roughness. Then check
its fit on the end of the shaft. It should be absolutely
free without any roughness.
7. Inspect the condition of the distributor points. Dirty
points should be cleaned and badly pitted points
CHEVROLET TRUCK SERVICE MANUAL