Volvo 50-42LE transmission. Instruction - page 23
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
91
Figure 231
22
2
211
A
A
33
99
11
55
00
LOWER VALVE BODY
LOWER SIDE BOLT LOCATIONS
8mm Head
35mm long
8mm Head
35mm long
8mm Head
64.5mm long
8mm Head
35mm long
8mm Head
64.5mm long
8mm Head
64.5mm long
8mm Head
64.5mm long
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
92
161. Refer to Figure 232 to see a view of the
completed counter drive gear assembly.
162. Assemble the counter drive gear thru the rear
of the mid case and assemble the snap ring
with the taper facing up. Replace the axle
seal as shown in Figure 233.
163. Lubricate the inside of the mid case where the
B3 brake piston rides , replace the inner and
outer o-rings, and assemble the piston into the
case as shown in Figure 234.
164. Assemble the B3 return spring into the case
over the B3 piston and install the retaining
snap ring as shown in Figure 235.
165. Install the B3 brake lower pressure plate as
shown in Figure 236.
TRANSMISSION REASSEMBLY
Figure 232
Figure 233
Figure 235
Figure 83
B3 brake return spring
Continued on Page 93
Retaining snap ring
Snap ring
Snap ring
taper faces up
Assemble Counter
drive gear thru rear
of the case half
B3 brake piston
Taper faces up
Replace axle
seal
Figure 234
Figure 236
Install B3 brake lower
pressure plate .150" thick
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
166. Assemble the inner thrust washer and bearing
into the rear ring gear assembly with assembly
lube to hold them in place. See Figure 237.
167. Assemble the rear ring gear into the case half
over the splines of the counter drive gear as
shown in Figure 238.
168. Install the B3 brake assembly into the case half
starting with a .070" clutch plate and ending
with the .150" pressure plate and the snap ring.
Check the clutch clearance using a feeler gage
as shown in Figure 240. Clutch clearance
should be between .040"-.050."Refer to Figure
239 as an assembly guide for the B3 brake.
Install the rear ring gear internal bearing black
side up.
169. Inspect the planetary pinion washers as shown
in Figure 241. Replace as necessary.
TRANSMISSION REASSEMBLY
CONTINUED
Continued on Page 94
Figure 237
Figure 239
Assemble the inner thrust
washer and bearing
Figure 238
B3 brake assembly
Snap ring
Pressure plate
thickness .150"
5 steel plates
thickness .072"
6 clutch plates
thickness .070"
Rear ring gear
Figure 240
B3 brake assembly
and snap ring
Bearing
black side up
.0
4
5
Figure 241
93
Check planetary pinion washers
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
94
170. Inspect the bushings in the planetary as shown
in Figure 242. Replace as necessary.
171. Install the planetary assembly into the rear ring
gear as shown in Figure 243. Install the rear
planetary thrust washer.
172. Install the C1 hub rear thrust washer and the
C1 hub front bearing with assembly lube to
hold them in place. See Figure 244.
173. Install the C2 hub rear and front bearing with
assembly lube to hold them in place as shown
in Figure 245.
174. Index the C2 hub into the C2 clutch plates as
shown in Figure 246.
TRANSMISSION REASSEMBLY
CONTINUED
Figure 242
Figure 244
Continued on Page 95
Rear planetary
thrust washer
Planetary assembly
C1 hub front bearing
C1 hub rear thrust
washer
Figure 245
C2 hub front bearing
C2 hub rear bearing
Figure 243
Figure 246
Inspect bushings
C2 hub
