DETROIT DIESEL 53
LIMITIONG SPEED GOVERNOR 2.7.1
7. Lubricate both bearings with engine lubricating oil. Insert
the lever and operating shaft assembly in the control
housing. Guide the lower end into the bearing.
8. Secure the upper operating shaft bearing with the round
head retaining screw and washers.
9. Place the fork on the operating shaft with the two cam
faces facing the fuel pump.
Fig. 6 - Governor Weight Details and Relative
Location of Parts
10.Secure the fork to the operating shaft with two
screws and lock washers.
11.Place the differential lever over the operating
shaft lever pin and secure it in place with a
washer and spring pin.
Assemble Governor Weight and Shaft
Assembly
1.If the carrier was removed from the weight
shaft, press the carrier on the shaft so as to allow
a clearance of .001" to .006" between the shaft
shoulder and the rear face of the carrier.
2.Press the governor weight shaft bearing into the
bearing retainer by pressing on the outer race of
the bearing ( Fig. 6).
3.Install the snap ring in the retainer with the flat
side of the ring facing the bearing.
4.Press the bearing retainer on the weight shaft
until the bearing is against the shoulder on the
shaft.
NOTE: To prevent any
damage, press only on the
inner race of the bearing.
5.Place the riser on the weight shaft.
6.Position the low speed weights, identified by the
short cam arm and three center laminations, each
approximately 9/64" thick, on the weight carrier.
Drive the weight pins in place and install the
weight pin retainers.
Fig. 5 - Governor Housings and Relative
Location of Parts
April, 1971 SEC. 2.7.1.
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