LeeBoy 8520C - Conveyor Shaft and Drive Motor Service; Rear Conveyor Shaft, Bearings, and Sprockets; Conveyor Drive Motors Replacement

5-40 LeeBoy 8520C Conveyor Paver
Maintenance
Rear Conveyor Shaft, Bearings Rear Conveyor Shaft, Bearings
and Sprockets and Sprockets
1. Raise the conveyor bed and insert safety prop.
(Pages 5-6 and 5-7)
2. Remove conveyor chain cover.
3. Loosen chain tension adjuster bolts. (Figure 4-47)
4. Rotate main conveyor chains away from the
assembly.
5. Remove chain from the drive motor to the conveyor
sprocket.
6. Remove bolt and washers holding the sprocket.
7. Remove the sprocket and bearing from the frame.
8. Remove bolts on the inner sprocket.
9. Slide out shaft and outer conveyor sprocket through
frame side.
NOTE: Rear tube can be removed for changing the
inner bearings.
NOTE: Remove the inner seals from replaced
bearings in the tubes to allow grease to enter
into the bearing area.
Conveyor
Motors
Shaft
(Inside Tubing)
Sprocket
Chain
Adjuster
Bolts
Main
Chains
Main Conveyor Chains
Figure 5-47. Conveyor Components
10. Place conveyor shaft into the inner conveyor
sprocket.
11. Insert bolt into shaft.
NOTE: The outer conveyor sprocket must be aligned
with the inner sprocket.
12. Rotate the outer sprocket on the shaft until properly
aligned.
13. Reinstall the outer bearing and outer sprocket.
14. Place thread-locking adhesive on the bolt and
torque. (Refer to Torque Tables in Section 2.)
15. Reinstall the conveyor and drive chains and adjust.
16. Remove safety prop and lower conveyor bed.
Conveyor Drive MotorsConveyor Drive Motors
1. Disconnect hydraulic hoses from conveyor motor.
2. Remove four bolts holding hydraulic motor to slide
mount. (Figure 5-47)
3. Slide drive motor out of slide mount.
4. Slide new or repaired drive motor into slide mount.
5. Secure with four bolts.
6. Reconnect hydraulic hoses to motor.
7. Check for leaks.