33
Pt. No. 67439
Issue 1120
Problem Possible Cause Action Refer to Page…
Over Sowing
Jockey wheel under inflated Check pressure 5
Are the Jackal meter settings correct? Check settings 25
Has the setup/calibration procedure been
followed correctly?
Check setup and
recalibrate
20
Gearwheel position incorrect Check setup for seed type 20
Crank handle turned too quickly when
calibrating
Only 1.5 seconds per
revolution
21
Under Sowing
Has the setup/calibration procedure been
followed correctly?
Check setup and
recalibrate
20
Gearwheel position incorrect Check setup for seed type 20
Are the calibration scales in kg (not lbs)? Check scales -
Sowing at shallow depths. Is there
sufficient pressure on the jockey wheel?
Check and adjust spring
pressure
-
Metering unit is clogged Clean metering unit -
Cracking noises
coming from the
metering unit
Very large seed
Remove roll pins from
agitator shaft
‘Enviro DD35’ Troubleshooting