TM 9-2320-272-24-3
4-78. TRANSMISSION OUTPUT SHAFT YOKE AND OIL SEAL REPLACEMENT
THIS TASK COVERS:
b. Installation
a. Removal
INITIAL SETUP:
APPLICABLE MODELS
REFERENCES (TM)
LO 9-2320-272-12
All
TM 9-2320-272-10
SPECIAL TOOLS
TM 9-2320-272-24P
Output shaft seal and dust shield remover
EQUIPMENT CONDITION
(Appendix E, Item 92)
l Parking brake set (TM 9-2320-272-10).
Dust shield installer (Appendix E, Item 39)
l Propeller shaft removed (para. 3-148).
Oil seal installer (Appendix E, Item 91)
Driver handle (Appendix E, Item 37)
SPECIAL ENVIRONMENTAL CONDITIONS
TOOLS
Work area must be clean and free from blowing dust
and dirt.
General mechanic's tool kit (Appendix E, Item 1)
Mechanical puller (Appendix E, Item 102)
Torque multiplier
MATERIALS/PARTS
Locknut (Appendix D, Item 325)
Oil seal (Appendix D, Item 503)
Lubricating oil (Appendix C, Item 48)
a. Removal
1.
Remove locknut (3) from output shaft (1). Discard locknut (3).
2.
Using mechanical puller, remove companion flange (2) from output shaft (1).
NOTE
Have drainage container ready to catch oil.
3.
Using output shaft seal and dust shield remover, remove dust shield (4) and oil seal (5) from bore of
transmission housing (6). Discard oil seal (5).
b. Installation
1.
Using oil seal installer and driver handle, install new oil seal (5) in bore of transmission housing (6).
Ensure rubber lip faces inside of rear cover (7).
2.
Apply lubricating oil to inside diameter of oil seal (5).
3.
Using dust shield installer and driver handle, install dust shield (4) in bore of transmission
housing (6) with cupped side facing out until installer tool seats on face of rear cover (7).
4.
Slide companion flange (2) on output shaft (1) and install with new locknut (3). Using torque
multiplier, tighten locknut (3) 600-800 lb-ft (814-1,085 Nlm).
4-494
