Adjust Lower Drive Roll Chain

E67216-UN-07AUG12

460R and 560R Shown

A - Idler Sprocket Nut

B - Dimension, 10—16 mm (3/8—5/8 in)

1. Close gate and engage PTO a few seconds to ensure that all slack is removed from chains.

2. Shut off tractor engine and remove ignition key.

3. Open left-hand side door.

4. To adjust idler sprocket on 460R and 560R:

   1. Loosen idler sprocket nut (A).

   2. Do not install chain half (offset) links.

      Remove two links when idler sprocket is within last 10 mm (3/8 in) of the end slot.

      Adjust idler sprocket to meet total mid-span chain deflection (B) specification.

      Mid-Span Deflection	Distance	10—16 mm (3/8—5/8 in)

   3. Tighten idler nut (A) to specification.

      Idler Nut	Torque	163 N·m (120 lb·ft)