Great Plains 2525P Operator Manual - Manual (Page 59)

4/23/2010 118-915M
57 Troubleshooting
Acremeter does not measure
accurately
NOTE:
Acremeter is most accu-
rate when seeding back and forth
with markers with few headlands,
curves and pointrows. Incorrect
Acre Meter
Incorrect tire size or air pressure Correct tire size or air pressure, page
153.
Excessive overlap or gaps between
passes. Avoid overlap or gaps. Check marker
adjustment, page 51.
Soil conditions. Loose soil and slippage will cause
variations in acres registered.
Check that acremeter is for your width
of drill. Refer to drill parts manual.
Actual field size different. Verify field size.
Incorrect Acre Meter Part Number: 890-870C: 221 tire revo-
lutions per acre.
Press wheels not compacting
the soil as desired Too wet or cloddy. Wait until drier weather or rework
ground.
Coulter set too shallow. Check coulter adjustment in hitch
operator’s manual.
Drill not running level front-to-back in
the field. Readjust top link to level drill.
Opener spring pressure too high. Reduce opener spring pressure.
20 or 25 Series Openers - not enough
pressure on press wheels. Check opener adjustment, page 26.
Check opener adjustment, page 28.
Excessive seed cracking Excessive field speed. Slow down. Check Seeding Rate
Chart for correct maximum field
speed.
Unclean seed. Use clean seed.
Incorrect seed meter wheel. Change seed meter wheel, page 37.
Incorrect seed size for seed meter
wheel. Verify seed count on seed bag with
seed meter wheel.
Build up of seed treatment in seed
meter wheel pockets. Clean seed meter wheel. Add more
talc lubricant.
Worn or damaged seed meter wheel. Replace seed meter wheel.
Worn or damaged meter slide. Replace meter slide, page 61.
Damaged, old or dry seed. Use clean, new seed.
Wrong wheel for opener Green wheel for 25 series and black
wheel for 20 series.
Problem Cause Solution