R E P L A C E I D L E R W H E E L
I N I T I A L S E T U P
General Mechanics Tool Kit (Item 30, App D)
See your -10
Torque Wrench (Item 96, App D)
Carrier on level surface
Self-locking nut, per wheel (8)
Engine stopped/shutdown (see your -10)
Carrier blocked (see your -10)
Track shroud and covers removed (page 22-2)
R E M O V E
ILoosen idler wheel locknuts (1).
Disconnect track (see your -10).
Remove track from idler wheels (2).
Remove eight locknuts (1) and two idler
wheels (2) from idler wheel hub (3). Discard
N O TE
Inboard and outboard idler wheels are
different ON ALL EXCEPT M741A1. Do
not mix them up. Inboard wheel (marked
11669373) is 3-1/4 inches (83 mm) wide.
Outboard wheel (marked 10907799) is
3-1/8 inches (79 mm) wide. Both M741A1
wheels (marked 10907799) are same
I N S T A L L
5. Place two idler wheels (2) on idler wheel
N O T E
Install inboard and outboard idler wheel
in the right order. Make sure spokes do
not line up.
Secure two wheels (2) to hub (3) with eight
new locknuts (1). Tighten locknuts to
150-170 Ib-ft (203-230 Nm) torque. Use
Install track over idler wheels.
Connect track and adjust tension
(see your -10).
F O L L O W - T H R O U G H S T E PS
1. Install track shroud and covers (page 22-2).
3. Road test carrier (page 2-45) to check that
idler wheel is installed properly.
2. Remove blocks used to keep earner from mov-
ing (see your -10).
4. Stop/shutdown engine (see your -10).
END OF TASK