
PL5500 Planter
Troubleshooting
Great Plains | 411-633M | 10/21/2021
77
Seed
consumption
too high
Field size different
After ruling out population problems, re
-
check geography.
Excessive overlap. Irregular shaped
field
Adjust marker (page 48).
Incorrect speed calibration
Perform
SPEED CALIBRATION
operation. See
the
console manual for instructions for your seed
monitoring system.
Rows not
planted
If not detected by the seed monitoring
system, check for plugged seed tube
Lift planter, expose bottom of seed tube and clean out.
Skips and bare
spots after
turns
Fan was turned off at turns
Leave fan running. Meter pressurization must be
maintained during turns, or seed will fall out of disk
pockets.
Insufficient hydraulic flow to keep fan
running at speed required to maintain
meter pressurization
Check tractor capability against requirements. If sufficient:
Fold markers before engaging lift.
Use a less aggressive lift rate.
Monitor meter pressurization during end
-
of
-
pass
operations.
Uneven seed
spacing
Excessive field speed
Reduce field speed.
Unclean seed
Use clean seed.
Damaged seed tube
Check seed tubes for damage and replace as needed.
Row
-
unit disks not turning
See “
Row unit disks not turning freely
” in this
Troubleshooting section.
Worn or rusted sprockets, chain idler,
or bearings
Check and replace any worn or rusted sprockets or chain
idlers.
Plugged seed tube
Lift up planter, expose bottom of seed tube and clean out.
Lack of proper seed lubrication on
seed
Uneven seed
depth
Excessive field speed
Reduce field speed.
Planting conditions too wet
Wait until drier weather.
Incorrect coulter depth setting
See coulter manual or set unit mounted coulter (page 42).
Excessive or improper row unit down
pressure spring setting
Damaged seed tube
Check seed tubes for damage and replace as needed
Row
-
unit not penetrating low spots
Adjust row unit (page 37).
Rough planting conditions
Rework the field.
Seed firmer not in place and set to
correct tension
Problem
Cause
Solution