Volvo 50-42LE transmission. Instruction - page 17
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
67
99. Install the F3 sprag and end bearings into the
outer race as shown in. Refer to Figure 151 for
the orientation of the I.D. rib. Ensure that the
two lugs on the outer race are in the 5 o'clock
position, as shown in Figure 153.
100. Snap the retainer back into the groove shown
in Figure 154.
101. Assemble the F3 sprag onto the C3 drum and
verify the proper rotation. Rotate the outer
race while holding the C3 drum. The outer race
should freewheel in the counter clockwise
direction, as shown in Figure 155.
Figure 155
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Install the sprag and end bearings
the I.D. rib should face up
Retainer
Figure 153
Figure 154
Outer race
Hold drum
Freewheel
Rotate the outer race
Two lugs
SUB-ASSEMBLIES
"F3 UNDERDRIVE SPRAG"
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
68
102. Using a hammer and punch, remove the stakes
from the lock nut. Place the park gear into a
vice and remove the lock nut with a 36mm
socket. See Figure 156.
103. Compress the two tabs inward and pull the
ring gear rearward to remove it from the back
of the counter driven gear. Refer to Figures
157 and 158.
104. Support the counter driven gear in a suitable
press and push the C3 underdrive planetary
thru the counter driven gear. See Figure 159.
105. Refer to Figure 160 for a view of the complete
assembly dis-assembled and for assembly
purposes.
SUB-ASSEMBLIES
"UNDERDRIVE PLANETARY AND
DIFFERENTIAL PINION GEAR ASSY."
Figure 156
Figure 157
Figure 159
Figure 160
Snap ring
Continued on Page 69
Figure 158
CLOSE-UP
C3- underdrive
planetary assy.
Counter driven gear
Ring gear
Lock nut
Remove
stakes
Snap ring tabs
C3- underdrive
planetary assy.
Ring gear
Pinion gear
Bearing
Park gear
Counter driven
gear
Bearing
race
Crush sleeve
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AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
69
106. Inspect the C3 underdrive planetary pinions
and check the planetary washers for wear,
replace as necessary. See Figure 161.
107. Inspect the inner planetary bearing as shown in
Figure 162.
108. Inspect the rear tapered bearing as shown in
Figure 163 and replace as necessary. Note: To
remove the bearing assy., remove the cage
and individual rollers. Remove the race with
a two jaw bearing puller. Press a new bearing
onto the planetary shaft.
109. Install a new crush sleeve onto the shaft. See
Figure 164.
110. Inspect the counter driven gear races and front
bearing as shown in Figure 165, and replace as
necessary.
Figure 161
Figure 163
Figure 162
Figure 164
Figure 165
Planetary pinions
Rear tapered
bearing
Copyright © 2004 ATSG
SUB-ASSEMBLIES
"UNDERDRIVE PLANETARY AND
DIFFERENTIAL PINION GEAR ASSY. Contd."
Continued on Page 70
Inner bearing
Crush sleeve
Front bearing
Counter driven gear
bearing races
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
70
111. Install the counter driven gear onto the C3
planetary shaft as shown in Figure 166.
112. Using a suitable press, install the front tapered
bearing as shown in Figure 167.
113. Install the pinion gear as shown in Figure 168.
114. Using a suitable press, install the bearing race
as shown in Figure 169.
115. Assemble the park gear into a vise or suitable
holding fixture and snug down a new lock nut
with a 36mm socket. See Figure 170. Note:
Do not tighten until the next step!
Figure 166
Figure 168
Figure 170
Continued on Page 71
Figure 169
Figure 167
Front bearing
Pinion gear
Copyright © 2004 ATSG
Lock nut
SUB-ASSEMBLIES
"UNDERDRIVE PLANETARY AND
DIFFERENTIAL PINION GEAR ASSY."
Bearing race
Counter driven gear
