Tighten Planter Bolts and Bushings to Prevent Bounce

May 5, 2013 12:00 AM
 
Corn College TV

Careful examination of a corn planter’s parallel arms is important both before and during planting season.

"These parallel arms, both sides we’re dealing with four sets of bolts and bushings in there," Farm Journal associate field agronomist Missy Bauer says in Corn College TV Season 3.

(Click here to order Corn College TV Education Series on DVD.) 

The biggest concern is loosening of parts as they wear out over time, creating row-unit bounce that can create uneven seed placement. Rocking the row unit up and down can help you pinpoint areas that need tightening.

"Pull those out and inspect them," Bauer says. "If we see the bolts themselves have got where the threads are getting worn down, then that’s an indication that we need to replace and put new bolts as well as bushings in there.

Learn more in Episode 1 of Corn College TV Season 3:
 

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