Chevrolet 30 Series 1967 Service Manual page 374

ENGINE-ELECTRICAL 6Y-26
POINT UNIT
(LEVER & SUPPORT ASSY.)
should be replaced. (See Distributor Contact Points.)
.
8
Test the condenser for series resistance, micro­
farad capacity (.18 to .23) and leakage or breakdown,
following the instructions given by the manufacturer
of the test equipment used.
9.
Inspect the distributor cap and spark plug wires for
damage and replace if necessary.
ASSEMBLY
Four and Six Cylinder Engine
Refer to Figure 12i for Exploded View of Distributor.
1. Replace cam assembly to mainshaft.
NOTE:
Lubricate top end of shaft with Delco
cam and ball bearing grease or equivalent prior
to replacing.
2. Install governor weights on their pivot pins, replace
weight springs. Install weight cover and stop plate.
3. Lubricate mainshaft and install it in distributor
housing.
4. Install distributor driven gear to mainshaft and
insert retaining roll pin. Check to see that shaft
turns freely.
5. Install breaker plate assembly in the distributor body
and attach retaining screws.
. Attach condenser and contact point set in proper
6
location with appropriate attaching screws.
NOTE:
Contact point set pilot must engage
matching hole in breaker plate. Connect primary
and condenser leads
disconnect terminal.
HOUSING
CONDENSER
Fig . 14i—G o vernor Type Distributor
to contact set quick-
WASHER GEAR PIN BAND ASSY.
Attach vacuum control
7.
housing.
.
8 Check and adjust contact point opening and alignment.
(See setting and alignment of points.)
9.
Check breaker lever spring tension which should be
19-23 ounces. (See contact point replacement.)
V-8 EN G IN E-(Fig. 13i & 14i)
1. On distributor without governor:
a. Fill housing lubricating cavity with proper com­
pound, press in new plastic seal and install felt
washer.
b. Replace the vacuum advance unit.
Install the breaker plate in housing and the spring
c.
retainer on the upper bushing.
2. On distributor with governor install seals and as­
semble governor as follows (figs. 18i and 19i):
a. Insert lower seal through side opening and start
seal straight in bore with lip of seal down.
Place a steel disc approximately 15/16" diam­
b.
eter on top of seal. Insert a 7 /'6 " diameter rod
through top of distributor and against disc. P ress
seal, to bottom of counterbore.
Install spring washer on top of seal.
Start upper seal in bore with lip of seal up and,
using steel disc and rod, press seal flush with
top of counterbore.
NOTE:
Spring should seat on the " flat" ma­
chined on one side of the mainshaft.
3. Lubricate and slide weight cam over mainshaft and
install weights and spring (fig.
4. Insert mainshaft into housing, indexing it with drive
gear and washers.
assembly to distributor
i).
2 0
CHEVROLET TRUCK SERVICE MANUAL