TM 5-3895-373-34
2.40
REPLACE/REPAIR TRACK DRIVE HUB.
This task covers:
a. Remove
b. Clean
c.
Inspect
d. Install
INITIAL SETUP:
Tools:
General mechanic’s automotive tool kit
(Item 106, Appendix D)
Adapter (Item 1, Appendix D)
Cleaning brush (Item 12, Appendix D)
Chain assembly (Item 29, Appendix D)
Flat washer (Item 113, Appendix D)
Hex nut (Item 61, Appendix D)
Hydraulic press frame (Item 42, Appendix D)
Lock nut torquing adapter (Item 9, Appendix C)
Plastic hammer (Item 49, Appendix D)
Socket wrench set (Item 135, Appendix D)
Stud remover and setter (Item 99, Appendix D)
Torque wrench (Item 134, Appendix D)
Transmission jack (Item 55, Appendix D)
Universal puller kit (Item 69, Appendix D)
Wire scratch brush (Item 13, Appendix D)
Materials/Parts:
Cleaning cloth (Item 6, Appendix B)
Cleaning solvent (Item 31, Appendix B)
Emery cloth (Item 5, Appendix B)
Grease (Item 18, Appendix B)
Lint-free cloth (Item 7, Appendix B)
Machinery wiping towel (Item 37, Appendix B)
Thread locking compound (Item 13, Appendix B)
Thread locking compound solvent (Item 32, Appendix B)
Drive sprocket gear mounting studs
Encased plain seal
Lockwashers
Lubrication fitting
Nonmetallic seal
Self-locking nuts
Tapered roller bearings
Tapered roller cups
NOTE
The procedure for both track drive
hubs is the same. Any differences
are noted in the text. The right track
drive
hub
is
shown
in
the
illustrations.
Personnel Required:
Two 62B construction equipment repairers. Second
person needed to assist in removing and installing drive
sprocket gear and track drive hub and installing bearing
self-locking nut.
References:
TM 5-3895-373-20
TM 5-3895-373-24P
Equipment Condition:
Track chain assembly removed per paragraph 2.41.
Propulsion motor removed per paragraph 2.32.
Speed reduction gearbox removed per paragraph 2.33.
NOTE
There are two track drive hubs on the
paving machine, one in the right track
drive and one in the left track drive.
Remove the track chain assembly,
propulsion
motor,
and
speed
reduction gearbox only from the side
being worked on.
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