CONCORD NT30 Operator's Manual page 121

Cause(s)
The tractor hydraulic flow setting is too low.
The fan speed sensor is faulty.
Cause(s)
The fan control valve is not connected.
The fan speed sensor is faulty.
Cause(s)
The case drain coupler is not connected.
The case drain line has a restriction.
The case drain is connected to a pressure port.
Cause(s)
The press wheel is adjusted too high.
The down pressure is too excessive.
The seed bed is too loose.
The drill is not level front to rear.
Cause(s)
The press wheel is adjusted too low.
The down pressure is insufficient.
Cause(s)
The press wheel depth is not properly adjusted.
The seed depth is shallow behind tractor tires.
Narrow-Transport Grain
Drill (322782B)
The fan speed is low.
Increase the hydraulic flow.
Replace the fan speed sensor. .
The fan speed is high.
Check for broken or damaged wires.
Check the control valve connections.
Replace the fan speed sensor.
Case drain pressure error.
Connect the case drain coupler to the port on the
tractor.
Check the coupler.
Check the hoses for a kink or pinch.
Disconnect the pressure port and connect to the
correct port on the tractor.
Planting too deep - double-disc opener.
Lower the press wheel adjustment.
Decrease the down pressure.
Use stroke control depth stops.
Level the drill.
Planting too shallow - double-disc opener.
Adjust the press wheels.
Increase the down pressure.
Uneven seeding depth - double-disc opener.
Adjust the press wheels.
Increase the down pressure behind the tractor tires.
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5. Troubleshooting
Solution(s)
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Solution(s)