J&M SpeedTender LC290 Operator's Manual page 23

Adjusting Conveyor Belt Tracking
1. Loosen, but do not remove, the four bolts on the two bearing mounting plates located at the collapsible hopper end of the
conveyor (as shown in the picture below).
NOTE: Only adjust conveyor in normal position, do not adjust in self-fill position.
2. Operate the conveyor at a slow speed.
CAUTION: Keep hands and clothing away from moving parts.
3. Loosen jam nut on adjustment bolt.
4. Tighten the adjustment bolt slowly until belt is running in the center of the pulley.
NOTE: Do not loosen the adjustment bolt.
5. Tighten all bolts on bearing mounting plate as well as the jam nuts on the adjustment bolts.
6. Repeat at discharge end.
7. When belt is running in center of the pulley on both ends of conveyor, allow the SpeedTender to run for 10 minutes and recheck
the belt for proper tracking.
Bearing
Mounting Plate
Belt Tensioning
NOTE: You need to adjust your belt tension at least once a year.
1. Remove the head pan and head pan gasket.
2. Loosen, but do not remove, the four bolts on the two bearing mounting plates located at the discharge end of the conveyor.
3. Loosen jam nut on adjustment bolt at discharge end.
4. Torque threaded adjustment bolt to 23 ft-lbs.
5. Operate the conveyor at a slow speed.
CAUTION: Keep hands and clothing away from moving parts.
6. If the belt is tracking properly go to next step. If tracking needs adjustment, see "Adjusting Conveyor Belt Tracking" above.
7. Open the clean out door located under collapsible hopper to see if the belt is centered on the pulley. If the tracking is centered, close
the clean out door, tighten all hardware and go to next step. If tracking is off, see "Adjusting Conveyor Belt Tracking" above.
8. Run the belt at medium speed for 10 minutes and recheck the tracking at both the discharge and collapsible hopper end. If the
belt is still tracking in the center of both pulleys, reinstall the head pan. If tracking needs adjustment, see "Adjusting Conveyor Belt
Tracking" above.
Conveyor Service
Jam Nut
Loosen these bolts when adjusting
belt tension. Typical each side.
Adjustment Bolt
Jam Nut
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