Volvo 50-42LE transmission. Manual - part 18

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

71

116. Tighten the lock nut until the turning torque is 
         between 5-12 in.lb. See Figure 171. Note:
        To check turning torque, hold the counter
        driven gear with the left hand and check the
        turning torque with an inch pound torque 
        wrench with the right hand.
117. Using a punch, stake the nut on both sides of
        the shaft, as shown in Figure 172.
118. Using needle nose pliers, compress the tabs of 
        the snap ring towards the ring gear and push it
        into the back of the counter driven gear shown
        in Figure 173.
119. Push the ring gear into the counter driven gear 
        until it snaps into it's groove. See Figure 174
        and the close-up in Figure 175.

Figure 153

Figure 174

Snap ring

Ring gear

Figure 172

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Lock nut

Stake with

punch

Figure 171

CLOSE-UP

Snap ring tabs

Figure 175

Figure 173

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Snap ring

SUB-ASSEMBLIES

"UNDERDRIVE PLANETARY AND

DIFFERENTIAL PINION GEAR ASSY. Contd."

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

72

120. Remove the inner race from the F2 freewheel
        assembly as shown in Figure 176.
121. Remove the snap ring and upper end bearing
        as shown in Figure 177.
122. Lift the sprag and lower end bearing from the
        outer race as shown in Figure 178.
123. Remove the thrust washer from the outer race.
        See Figure 179.
124. See Figure 180 for a view of the complete assy.
        dis-assembled.

Figure 179

Thrust washer

Figure 177

Figure 180

Figure 178

Sprag and

lower end bearing

SUB-ASSEMBLIES

F2 FREEWHEEL (LOW SPRAG)

Snap ring

Upper end

bearing

Sprag and end bearings

Thrust washer

Inner race

Snap ring

Outer race

Continued on Page 73

Figure 176

Inner race

Turn

inner race

Snap ring

Upper end

bearing

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

73

125. Inspect the outer race for wear or scoring, in
        the area where the sprag rides and replace as
        as necessary. See Figure 181.
126. Assemble the thrust washer and the lower end
        bearing as shown in Figure 182.
127. Inspect the sprag elements and replace as 
        necessary. See Figure 183.
128. Assemble the sprag, using Figure 183 for assy.
        purposes. Note: I.D. rib faces up. Assemble 
        the upper end bearing and snap ring as shown 
        in Figure 184.
129. Inspect the inner race for wear, and assemble 
        the inner race into the F2 freewheel assembly 
        and check for proper rotation. Note: The inner 
        race freewheels counter clockwise and locks 
        clockwise when holding the outer race .See 
        Figure 185.

Figure 181

Figure 183

Figure 182

Figure 184

Figure 185

Outer race

Copyright © 2004 ATSG

Lower end bearing

Thrust washer

I.D. rib

SUB-ASSEMBLIES

F2 FREEWHEEL (LOW SPRAG) Contd.

Hold

outer race

Sprag

Freewheel

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

74

130. Using a hammer and punch remove the stakes
        on the lock nut. Place the Counter drive gear
        in a suitable holding fixture or vice and remove
        the 60mm nut. See Figure 186.
131. Remove the bearing race using a suitable
        two jaw puller. This will remove the front
        bearing along with the race. See Figure 187.
132. Remove the crush sleeve shown in Figure 188.
133. Using a suitable two jaw bearing puller, 
        remove the rear bearing shown in Figure 189.
134. Refer to Figure 190 for a view of the complete
        assembly dis-assembled.

Figure 186

Figure 188

Figure 190

Continued on Page 75

Figure 189

Figure 187

Copyright © 2004 ATSG

SUB-ASSEMBLIES

"COUNTER DRIVE GEAR"

Lower bearing

Counter drive gear

Stake

Stake

Front bearing

Snap ring

groove

Crush sleeve

Bearing race

Front bearing

Rear bearing

Lock nut

Crush sleeve

Bearing race

Counter drive 

gear