LeeBoy 8510b - Page 111

7
LeeBoy Model 8510B Conveyor Paver 7-29
Maintenance
Rollers
1. Raise conveyor and insert safety prop (see Raising
Conveyor in Section 7).
2. Locate the track tension manifold (Figure 10-1,43).
Then back the relief cartridge out of the aluminum
block about 3 turns or until you hear the tension
pressure release.
3. Jack the paver up on the side needing the repair.
Crush Hazard! Machine may fall off
jack and cause personal injury. Always use safety
blocking in addition to jack when working under
paver.
4. Remove the rollers that are faulty and replace them
with new ones. Torque bolts to 90 ft. lbs. (122 N•m).
5. Check that track chain is fully seated with drive
sprocket and rollers are aligned with chain center.
6. Tighten tension relief back in.
7. Lower paver to ground, remove jack and start
machine.
NOTE: Track tension will automatically adjust when
machine is started.
8. Ensure that track chain remains fully seated with
drive sprocket and rollers are still aligned with chain
center.
Sprockets
1. Raise conveyor and insert safety prop (see Raising
Conveyor in Section 7).
2. Locate track tension manifold (Figure 10-1,43),
then back the relief cartridge out of the aluminum
block about three turns or until you hear the tension
pressure release.
NOTE: The following step is for poly/steel tracks only.
3. Rotate track so that the master link is at the rear
bottom of the front idler (Figure 10-1,14), then
remove the master pin (Figure 10-1,28). Once
master pin is removed, back up the paver until the
track clears the front idler.
4. Jack up the paver on the side needing to be
repaired.
Crush Hazard! Machine may fall off
jack and cause personal injury. Always use safety
blocking in addition to jack when working under
paver.
5. Remove Rear Track Roller.
6. Remove bolts from Sprocket and replace Sprocket.
7. Apply thread lock (Loctite) to bolts and torque to
proper specication.
8. Lower sprocket back down toward track chain,
keeping sprocket about 1 in. (2.54 cm) out of chain.
9. Check that track chain is fully seated with drive
sprocket and rollers are aligned with chain center.
10. Tighten tension relief back in.
11. Lower paver to ground, remove jack and start
machine.
NOTE: Track tension will automatically adjust when
machine is started.
12. Ensure that track chain remains fully seated with
drive sprocket and rollers are still aligned with chain
center.
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