JLG 400SC Service And Maintenance Manual page 58

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SECTION 3 - CHASSIS & TURNTABLE
11. Check track direction of travel. Lay out track next to
chassis with end of track under drive sprocket.
12. Slide track under chassis and under rollers, drive
sprocket, and idler wheel.
13. Lower chassis until rollers and idler wheel are in contact
with track.
Idler Wheel
Figure 3-16. Track Direction of Travel
14. Pull track over idler wheel to drive sprocket. Roll track
around drive sprocket until track bushings engage
upper sprocket grooves. Position track so at least two
links remain free as shown below.
Figure 3-17. Installing Track
3-6
15. Remove triple grouser shoe from first and last chain
links.
Figure 3-18. Grouser Shoes Removed
16. Attach track chain block plate (6) using two M12-1.75 x
40 bolts (7) in place of grouser shoes on lower track seg-
ment.
7
Figure 3-19. Track Chain Block Plate
17. Clean chain link holes. Lubricate chain link holes and
master pin with PTFE BC 101 grease or equivalent.
6
31215019

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