Adjusting Row Unit Drive Chain

1. Remove cap screws (A) and cover (B).


A-Cap Screws (6 used)
B-Cover

H88819

OUO6043,0001C8A -19-20MAY08-1/2

NOTE: An overtightened chain will cause undue chain wear. Row unit chain is a continuous chain without a connector link.

2. Adjust tension on drive chain (B) using tensioner (A). Lower chain strand should have play in chain with movement of 10 mm up and 10 mm down. Tighten cap screws to specifications.

Specification

Tightener Cap Screws -Torque 90 N·m (66 lb-ft)

3. Reinstall cover with retained cap screws.

H88823


A-Tensioner
B-Drive Chain

OUO6043,0001C8A -19-20MAY08-2/2