TM 5-3805-281-24-1
Track System
REMOVE AND INSTALL SPROCKET
01
0130
34
A--Sprocket
B--Cap Screw (16 used)
Sprocket--Specification
IMPORTANT: Sprocket must be replaced when the
tooth tips become excessively
Weight....................................................... 68 kg (150 lb) approximate
rounded, worn, or chipped to
prevent excessive wear to chain. If
4. Attach sprocket to hoist, remove and move to other
machine driven in one direction a
side of machine or replace.
majority of the time, wear will be on
one side of teeth. To extend service
5. Clean threads of cap screws (B) using cure primer.
life, change sprockets from one side
Apply thread lock and sealer (high strength).
of machine to the other.
6. Install sprocket (A) and tighten cap screws (B).
1. Disconnect and remove track chain from sprocket
(A). (See procedure in this group.)
Sprocket-to-Propel Gearbox Cap Screw--Specification
2. Lift side of machine so sprocket teeth clear chain.
Torque................................................................... 470 Nm (350 lb-ft)
3. Remove cap screws (B).
7. Lower machine.
CAUTION: For the 330LCR, the approximate
weight of sprocket is 68 kg (150 lb).
Continued on next page
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