Bearing Replacement / Lockup / Troubleshooting - Yetter 5000-023C Operator's Manual

Stalk devastator corn stalk roller
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Put the bearing housing in a vice, use a pry bar to turn the bearing in the housing parallel with the slots, remove the old
bearing, apply anti-seize lubricant to the interior of the bearing housing, insert the new bearing in the slots, & use a pry bar to
move back to position. Wobble the bearing around to help work the lubricant into the outer race of the bearing.
LOCKING UP THE 5000 SERIES STALK DEVASTATOR
ISSUE
Residue
1. Incorrect Head Angle
Plugging
2. Roller Mount Tube incorrectly
3. Pivot arm orientation incorrect
4. Bearing installed incorrectly
5. Intermeshing snapping rolls
6. Too much Spring Tension
Stalk aren't
1. Insufficient spring down pressure
"devastated"
2. Operating corn head too high
Corn Head won't
1. Devastators bottom out
2. Roller won't clear cart tire
fit on head cart
BEARING REPLACEMENT
TROUBLSHOOTING
CAUSE
installed
CORRECTIVE ACTION
1. Adjust head angle to 23 – 25 degrees
2. Make sure the Bearing Support Tab is on the backside of
the Roller Arm Mount Tube
3. Reposition the pivot arm so that it offsets under the snout &
not under the row
4. Make sure the side of the bearing that protrudes outside of
the cast housing is facing toward the roller (each roller
should spin freely by hand)
5. Order the 5000-080 Set Back Kit (order 2 per roller)
6. Back the nut off of the push rod until the nut is flush
1. Tighten push rod nut on spring bushing more
2. Lower corn head until the rollers engage
1. Adjust top rail & saddles higher on cart
2. Order 5000-082 Lift Kit (raises roller 2")
19

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This manual is also suitable for:

5000 series5000-024c5000-035a5000-039

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