TM 9-2320-266-34
CHAPTER 13
REPAIR OF THE DISTRIBUTOR
a. Remove the distributor rotor.
13-1. Disassembling the Distributor.
b. Remove the two screws and Iockwashers attaching the
Refer to figure 13-1.
vacuum control unit to the distributor housing. Disconnect
the vacuum control arm from the upper plate and remove
the control.
c. Remove the reluctor by prying it up from the bottom
with two pry bars or screwdrivers. Be careful not to distort
or damage the teeth on the reluctor.
d. Remove the two screws and Iockwashers attaching the
lower plate to the housing. Lift out the lower plate, upper
plate, and pickup coil as an assembly. If a dial indicator
shows more than 0.006 inch shaft side play, replace the hous-
ing or shaft, the reluctor sleeve, and the governor weights as
an assembly.
(1) Remove the distributor shaft retaining pin and
slide the retainer off the end of the shaft.
(2) Use a file to clean burrs from around the pin hole
in the shaft and remove the lower thrust washer.
13-2. Assembling the Distributor.
Refer to figure 13-1.
a. Test the operation of the governor weights and inspect
the weight springs for distortion.
b. Lubricate the governor weights.
c. Inspect all bearing surfaces and pivot pins for rough-
ness, binding, or excessive looseness.
d. Lubricate and install the upper thrust washer (or wash-
ers) on the shaft and slide the shaft into the distributor body.
e. Install the distributor shaft retainer and pin.
f. Install the lower plate, upper plate, and pickup coil
assembly. Install the attaching screws.
g. Attach the vacuum advance unit arm to the pickup
plate.
h. Install the vacuum unit attaching screws and washers.
i. Position the reluctor keeper pin into place on the
reluctor sleeve.
j. Slide the reluctor down the reluctor sleeve and press
firmly into place. Install the reluctor so that the two arrows
are on top.
k. Lubricate the felt pad in the top of the reluctor sleeve
with one drop of engine oil and install the rotor.
Figure 13-1. Distributor.
13-1
