TRUCK SERVICE MANUAL
TRANSMISSION
INSPECTION AND REBUILD
Para 6-9/6-10
(2) Place a wood 2 x 4 (51 x 102 mm) through the
b. Assembly (B, foldout 7)
converter housing access opening, about 14 inches (356
mm) into the housing (fig. 6-14). Remove four of the six
(1) If bearing 25 was removed, install a new
bolts retaining the oil pump assembly. Loosen the
bearing, ungrooved end first, into pump hub 27. Install
remaining two bolts, leaving about four turns of thread
gasket 26.
engaged.
(2) Install a 3/8-24 headless guide bolt into
(3) Press on the wood 2 x 4 (51 x 102 mm), and
converter pump hub 27 or gear 32. Install sealring 20
tap alternately on the two loose bolts (fig. 6-14). This will
onto the outside diameter of converter pump assembly
dislodge the oil pump. Remove the bolts, and allow the
21.
pump to drop onto the wood support. Remove the pump
(3) Install converter pump hub 27 onto the
assembly. Remove the sealring (if present) from the
converter pump. Remove the guide bolt. Install two
outer circumference of the pump.
bearing retainers 19 and retain them with twelve 3/8-24
(4) Remove the screw retaining the oil pump
x 1 1/4-inch bolts (pump hub 27) and six new lockstrips.
cover (fig. 6-15). Remove the cover, sealring, drive gear,
Tighten the bolts to 33 to 40 pound feet (45 to 54 Nm)
and driven gear assembly.
torque. Bend one lockstrip corner against each bolt
(5) Remove the roller bearing from the driven
head (fig. 6-12).
gear, and the oil seal from the pump assembly. Remove
the sealring (if present) from the outer circumference of
6-10. CONVERTER HOUSING WITH 2-BOLT TOP
the pump.
COVER, FRONT SUPPORT, OIL PUMP.
a. Disassembly
2)depress the main pressure regulator valve spring (fig.
6-16). Remove the snapring.
(1) Place the converter housing front downward
(fig. 6-13). Remove two sealrings, needle bearing and
NOTE
race from the front support hub.
the front support assembly is attached to or
removed from the torque converter housing.
Fig. 6.13 Converter housing components (2.bolt cover,
no retarder).
Fig. 6.14. Supporting oil pump during removal.
746