Adjust Lower Drive Roll Chain

E67216-UN-07AUG12

460M and 560M Shown

E67217-UN-07AUG12

460M and 560M (Powered Auger Scraper Models)

A - Idler Sprocket Nut

B - Dimension, 10—16 mm (3/8—5/8 in)

C - Eyebolt Lock Nut

To ensure that all slack is removed from chains:

• Close gate and engage PTO a few seconds.
• Stop tractor engine and remove key.

1. Open left-hand side door.

2. To adjust idler sprocket on 460M and 560M:

   • Loosen idler sprocket nut (A).
   • Adjust idler sprocket to meet total mid-span chain deflection (B) specifications.

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

   • 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.
   • Tighten idler nut (A) to specification.

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

   
   

3. To adjust idler sprocket on 460M and 560M balers equipped with powered auger scraper:

   • Loosen idler sprocket nut (A) and eyebolt lock nut (C).
   • Adjust idler sprocket to meet total mid-span chain deflection (B) specifications.

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

   • Do not install chain half (offset) links.
     Remove two links when idler sprocket is within 8 mm (5/16 in) of eyebolt support on the baler frame.
   • Tighten first eyebolt nut to meet mid-span deflection.
   • Tighten idler nut (A) to specification and tighten eyebolt lock nut.

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