HT 700D SERIES TRANSMISSION
Para 7-7
TRUCK SERVICE MANUAL
TRANSMISSION
Fig. 7-18. Installing low clutch plates and ring gear
(4) Install the adapter housing gasket onto the
adapter housing, aligning the holes in the gasket with
those in the housing, Retain the gasket with oil-soluble
grease.
(5) Grasp the assembled adapter housing,
ring gear and clutch plates, invert the assembly and
install it onto the rear of the transmission housing as
Fig. 7-17. Installing center support
follows.
7-7. INSTALLING REAR COMPONENTS
(6) Align the adapter housing dowel pins with
proper holes in the transmission housing. Lower the
a. Adapter Housing, Low Clutch, Low Ring Gear
adapter housing until the internal teeth of the low ring
gear begin to mesh with splines on the rear planetary
(1) Place the low ring gear, flat side (rear)
carrier hub. Support the adapter housing while meshing
downward on a bench. Install ten plates of the low clutch
the low ring gear by tapping with a soft mallet. When
pack removed in paragraph 7-4c(3), as follows. Lay
mesh is complete, seat the adapter housing.
aside the first three plates from the piston end of the
pack. The plates laid aside should include two thick
(7) Install the three remaining low clutch
external tanged plates (refer to paragraph7-2b).
plates.(laid aside in (1), above). Install the plates in
Beginning with the fourth plate in the pack (internal-
external-tang, internal spline, external-tang sequence
splined), alternately install five internal-splined and five
(fig. 7-18).
external-tanged plates onto the ring gear.
b. Low Planetary, Rear Cover Assembly
(2) Remove the adapter housing from the
transmission housing, being careful to not drop the first
(1) Install the low planetary carrier by carefully
clutch piston.
aligning the teeth of the four pinions with those of the low
ring gear (fig. 7-19).
(3) Place the adapter housing, with piston
upward, over the assembled low ring gear and clutch
CAUTION
plates.
Do not lift the low carrier by the ball
bearing. The bearing may be loose,
permitting the assembly to drop.
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