Replacing Stalk Rolls

causym CAUTION: Keep hands and feet away from stalk rolls.

(Straight or Tapered Stalk Rolls) To replace the stalk roll (A), remove two M12 x 50 mm cap screws (B) and a double spring pin. Periodically check that bolts are torqued to specification.

Specification

M12 x 50 Cap Screws -Torque 150 N·m  (110 lb-ft)

(Knife Stalk Rolls) (Optional) To replace the stalk roll knives (C), remove M8 x 50 cap screws and M10 x 16 cap screws (D). Install new stalk rolls and new cap screws with pre-applied thread locking adhesive. Use H150942, M8 x 50 cap screw and H150941, M10 x 16 cap screws.

Thread locking adhesive must be applied to the original cap screws if new cap screws are not available. Clean the cap screws and apply a high strength thread locking adhesive such as TY9371, T43515 or equivalent. Torque M8 cap screws to specification.

Specification

M8 Cap Screws -Torque 40 N·m (30 lb-ft)

Specification

M10 Cap Screws -Torque 80 N·m (60 lb-ft)

The stalk roll castings (E) are attached to the shaft with M10 x 30 six lobe head screws and a double spring pin. Torque M10 screws to specification.

Specification

M10 Screws -Torque 40 N·m (30 lb-ft)

IMPORTANT: Check after first eight to twelve hours of operation when corn head is new or when stalk rolls are replaced.

H36223

Straight or Tapered Stalk Rolls

H45859

Knife Stalk Rolls (Optional)


A-Stalk Roll
B-Cap Screws
C-Stalk Roll Knives
D-Cap Screws
E-Stalk Roll Casting

MH81805,0000740 -19-17MAR05-1/1