HARRISTON INDUSTRIES 93066, Operator'S Manual

Page: 84 / 92

79
MACHINE TROUBLESHOOTING CONT.
PROBLEM CAUSE SOLUTION
One or more clamp arms not
closing Broken clamp arm spring Replace spring
Damaged clamp arm Replace clamp arm
Foreign object wedged behind
clamp arm Remove object
Soil plugging between gauge
wheels and planter shoe Too much debris in field Rework field if possible
Uneven planting depth Front of planter frame too low Lift planter hitch slightly
Field conditions too soft
Rework field to improve
seedbed
One row unit not planting all,
other normal Broken shear bolts Replace shear bolts
See page 64.
Poor seed placement. Planting too fast Try planting at lower speeds
Worn planter shoe Rebuild or replace shoe
Closing discs are set too deep Set closing discs to a shallower
position
Seed piece depth uneven Closing discs set too close
together Readjust closing discs
Closing disc angle too steep Readjust closing discs
Front of planter frame is too low Raise front of planter slightly