TM-9-2320-280-34
TRUCK, UTILITY: M998 SERIES
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
JANUARY 1996
TM-9-2320-280-34 - Page 473 of 1258
TM 9-2320-280-34
7-7.
TRANSMISSION/TRANSFER CASE
INSTALLATION (3L80)
(Cont ’d)
This task covers:
Installation
INITIAL SETUP:
Applicable Models
Manual References
All vehicles except: M997A2, M1025A2,
TM 9-2320-280-10
M1035A2, M1043A2, M1045A2, M1097A2
TM 9-2320-280-20
TM 9-2320-280-24P
Tools
General mechanic's tool kit:
Equipment Condition
automotive (Appendix G, Item 1)
Transmission/transfer case assembly prepared for
installation (para.
7-10).
Materials/Parts
Two lockwashers (Appendix E, Item 83)
General Safety Instructions
O-ring seal (Appendix E, Item 110)
•
Torque converter must be installed with trans-
Cotter pin (Appendix E, Item 8)
mission as an assembly.
Transmission must be
Sealing compound (Appendix B, Item 55)
level.
•
Do not use hand to free transmission/transfer
Personnel Required
case assembly hang-ups or snags.
One mechanic
One assistant
Maintenance Level
Direct support
NOTE
The following maintenance procedure applies to vehicles with 3L80
transmissions.
Refer to para.
7-9 for 4L80-E transmission installation.
Installation
WARNING
Torque converter must be installed with transmission as an assembly.
Keep transmission level.
The torque converter may slide off front of
transmission and cause injury to personnel or damage to converter.
CAUTION
•
Torque converter must be properly installed in transmission or transmission damage will
result.
•
Safety chain must be routed under transmission oil cooler lines or damage to cooler lines
will result.
•
Remove engine support sling prior to transmission/transfer case installation if installed.
1.
Place transmission (3) and transfer case (4) on transmission jack and secure with safety chain.
WARNING
Do not use hands to free transmission/transfer case assembly of hang-
ups or snags.
Use prybar to avoid injury.
CAUTION
Always install transmission/transfer case assembly slowly.
Raise into
chassis carefully and closely observe all components to prevent
damage.
2.
Position transmission (3) and transfer case (4) under vehicle and raise into place, aligning converter
housing pilot holes (7) with engine dowels (6).
7-12
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