JLG 1850SJ Service Manual - Manual (Page 165)

SECTION 4 - BOOM & PLATFORM
3121619 – JLG Lift – 4-79
4.14 POWERTRACK MAINTENANCE
One Piece Bracket Maintenance
1. Place the powertrack on a workbench.
2. Remove the screws from the bars on one side of the
powertrack on the first link.
3. Remove the screws from the flat bar on the other side of
the powertrack.
4. Pull up on the loose side of the round bar to allow the
poly roller to slide off.