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 TM 5-2410-237-23
TRACK DRIVE SPROCKET/HUB REPLACEMENT - CONTINUED
0141 00
INSTALLATION
CAUTION
New seal assemblies and new preformed packings must be used as matched pairs or failure will result.
Do not separate.
Seal and seal contact surfaces must be kept clean. Do not touch after being cleaned or leaks can result.
NOTE
Do not apply oil to preformed packings.
1.
Install new seal assembly (44) and new preformed packing (44) on final drive (46). Clean metal contact surface of seal
assembly, then apply a thin film of clean oil to metal contact surface.
2.
Install new seal assembly (42) and new preformed packing (43) in hub of sprocket (27). Clean metal contact surface of
seal assembly, then apply a thin film of clean oil to metal contact surface.
46 44,45
27
387-667
42,43
387-668
WARNING
Use extreme caution when handling heavy parts. Provide adequate support and use assistance during pro-
cedure. Ensure that any lifting device used is in good condition and of suitable load capacity. Keep clear of
heavy parts supported only by lifting device. Failure to follow this warning may result in death or injury to
personnel.
NOTE
Sprocket weighs 400 lb (181 kg).
3.
Use a nylon sling and a suitable lifting device to lift sprocket (27) into position at end of drive hub. Align splines care-
fully and push sprocket onto drive hub as far as possible by hand.
4.
Install adapter (31) on drive hub and turn adapter until it is fully on drive hub.
5.
Install stud (34) in adapter (31).
0141 00-8
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