Row units on right-hand side of machine not planting.
Repair cause of pin shearing and replace cotter pin.
Row units on left-hand side of machine not planting.
All row units not planting on machine.
Drive wheel chain consistently falls off.
Remove offset link.
Chain links stiff.
Oil or replace chain.
Chain dislodged by residue.
Add chain shields.
Consistent shearing of drill shaft cotter pin.
Loosen bearing and align shaft.
OUO6074,00002F5-19-20010402