Great Plains CDA600 Operator Manual - Manual (Page 84)

Centurion CDA600
270-600M-ENG
82 2013-06-14
6. Faults and Remedies
Problem Causes Solutions
Planting too little
(all rows) Incorrect seed rate, meter flutes or rate
range. Check seed rate information beginning
on page 61.
Excessive field speed. Excessive field
speed: Table rates were developed at
12 kph (7.5 mph) Reduce field speed.
Seed size and weight or fertilizer
density and granularity vary from sowing
tableseed rate chart. Calibrate. Adjust rate to compensate.
Seed or fertilizer density and granularity
may vary from season to season,
batch to batch and between different
suppliers. Re-calibrate if materials might have
changed since last calibration.
Low material level in hopper Re-fill hopper.
Fan speed too low Increase fan speed.
Fan won’t run fast enough Tractor must be able to supply 68 litres/
min at 14 bar (18 gallons/minute at 200
psi).
Fan won’t run fast enough Check that hydraulic fan check valve is
not installed backward.
Actual field size is different. Verify field size.
Excessive bout gaps. Adjust boutmarker.
Build-up of treatment or debris in seed
meter. Clean out seed meter.
Plugged opener seed tube. Lift drill, expose bottom of seed tube
and clean out.
Planting too much
(all rows) Seed size and weight or fertilizer
density and granularity vary from sowing
tableseed rate chart. Calibrate. Adjust rate to compensate.
Seed or fertilizer density and granularity
may vary from season to season,
batch to batch and between different
suppliers. Re-calibrate if materials might have
changed since last calibration.
Actual field size is different. Verify field size.
Excessive bout overlap. Adjust boutmarker.
Uneven seed
depth Excessive field speed Slow down. Check seed rate chart for
correct maximum field speed.
Implement not level Level implement.
Planting conditions too wet Wait until drier weather.
Wing tips drooping / plowing. Lower centre section into work position.