7. Tighten the governor-to-blower bolts
Install Governor
w i t h tool J 4242.
1. Affix a new governor-to-blower gas-
8. Place cover in position and install the
ket to the governor weight housing. Re-
four weight housing-to-control housing
fer to Figure 11C-61 on page 11C-36 and
bolts with lock washers and tighten the
start the splined end of the weight shaft
bolts.
into the upper blower rotor and position
the housing against the blower end
9. Connect the oil tube to the restricted
plate.
fitting on the weight housing, or cover if
used.
2. Place a new copper gasket on each
weight housing-to-blower bolt and thread
10. Refer
to Figure 11C-60 on page
the bolts into the blower end plate, fin-
ger tight only.
11C-36 and
position the fuel rod over the
differential
lever pin. Place a flat wash-
3. Place a new gasket (Figure 11C-68 on
er over the
pin and secure it with a re-
tainer.
page 11C-40) over the dowels and
against the side of the weight housing
11. Attach the fuel rod to the injector
facing the engine.
control tube lever with a pin and cotter
4. Move the thrust bearing assembly and
pin.
riser toward the weight end of the shaft.
12. Place a new gasket on the governor
5.
Refer
to
on
control housing and mount the governor
11C-36 and position the lower end of the
cover on the housing with the pin on the
control housing over the dowel pins of
lever shaft registering with the machined
the weight housing.
slot in the differential lever as shown in
Figure 11C-60 on page 11C-36.
13. Secure the cover to the governor
housing with three regular screws, one
s p e c i a l screw and lock washers.
The finished surface of the operat-
ing fork must be placed against
14. Hook the torsion retraction spring to
the outer side of the thrust bear-
the special cover screw and stop lever
ing.
(see Figure 11C-61 on page 11C-36).
15. Perform an engine tune-up as out-
NOTE
l i n e d in Subsection 11H.
For ease in assembling the gover-
nor control housing to the interim
weight housing, install a special
SHOP NOTES - TROUBLESHOOTING
bolt (3/8"-24 x 3/4" or 7/8"), from
which the outer 1/2" of thread
down to a diameter of 5/16" to 1/4"
S h o p Notes
has been removed, as a tool in the
INJECTOR CALIBRATOR READINGS.
1/8" NPTF oil hole to prevent the
Several factors affect the injector cali-
thrust bearing from moving too far
brator output readings. The four items
toward the weight housing. The
are:
weight housing has two ribs cast
on the inner surface of the hous-
1. Operator Errors: If the column of liq-
ing to prevent any part of the
uid in the vial is read at the top of the
riser thrust bearing from sliding
meniscus instead of at the bottom, a var-
forward to where the operating
iation of 1 or 2 points will result (see
fork could be inserted on the
wrong side of one or more parts of
the bearing.
2. Air In Lines: This can be caused by
starting a test before the air is purged
from the injector and lines, or from an
6. Use a new gasket and attach the gov-
air leak on the vacuum side of the pump.
ernor control housing to the cylinder
head with two bolts (see Figure 11C-61
on page 11C-36). Tighten the bolts.
Fuel System and Governor
