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Tank level shown on display is incorrect.
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Bin level sensor malfunction.
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Verify cart harness plugged into sensor.
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Faulty bin level sensor.
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Put sensor in closed position and check for continuity. Put sensor in open position and verify open circuit.
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Erratic tire speed reading while stationary.
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Improper sensor alignment.
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Check and adjust sensor. (See Service section.)
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Faulty sensor.
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Replace tire speed sensor.
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No tire speed while moving.
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Incorrect Setup.
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Perform tire speed calibration. (See CONFIGURE TIRE SPEED SENSOR in Monitor Setup for Air Cart section.)
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Improper sensor alignment.
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Check and adjust sensor. (See Service section.)
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Damaged sensor or wiring.
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Verify tire sensor is connected to cart harness. Inspect for damage and repair.
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No application rate.
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Clutches inactive.
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Turn clutches ON.
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Incorrect Setup.
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No meter displacement defined. (See Monitor Setup for Air Cart section.)
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Improper sensor alignment.
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Check and adjust sensor. (See Service section.)
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Damaged sensor or wiring.
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Verify meter sensor is connected to cart harness. Inspect for damage and repair.
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| Symptom |
Problem |
Solution |
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Incorrect meter revolution during calibration.
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Improper sensor alignment.
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Check and adjust sensor. (See Service section.)
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Disconnected or damaged wiring.
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Inspect, connect, or repair wiring for meter and tire speed sensors.
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No sensor signal.
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Replace failed sensor. (See Service section.)
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Tank indicator lights on air cart do not show tank full.
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Burned out bulb.
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Replace light bulb.
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Cart movement sensed.
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Cart must be stationary for lights to flash when tank is full.
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Disconnected or damaged wiring.
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Inspect, connect, or repair wiring for lights and sensors.
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No sensor signal.
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Replace failed sensor.
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Fan speed indicator lights do not show fan speed.
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Burned out bulb.
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Replace light bulb.
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Disconnected or damaged wiring.
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Inspect, connect, or repair wiring for both lights and sensors.
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No sensor signal.
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Replace failed sensor.
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Incorrect product application rate displayed.
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Disconnected or damaged wiring.
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Inspect, connect, or repair wiring for meter and tire speed sensors.
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Meter or tire speed sensors out of adjustment.
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Check and adjust sensor gap. (See Service section.)
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No sensor signal.
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Replace failed sensor. (See Service section.)
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Incorrect values entered during set up.
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Review and correct set-up entries.
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Main drive clutch slipping.
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See your John Deere dealer.
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Independent meter clutch slipping.
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See your John Deere dealer.
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| Symptom |
Problem |
Solution |
|
Inaccurate area or no area displayed.
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Excessive overlap while seeding.
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Account for overlap. (See CONFIGURE SEEDING TOOL in Monitor Setup for Air Cart section.)
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Disconnected or damaged wiring on tire speed sensor.
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Inspect, connect, or repair wiring.
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Tire speed sensor out of adjustment.
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Check and adjust sensor gap. (See Service section.)
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No sensor signal.
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Replace failed sensor.
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Incorrect width values entered at set up.
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Review and correct set up entries.
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Incorrect tire speed value entered.
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(See CONFIGURE TIRE SPEED SENSOR in Monitor Setup for Air Cart section.)
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Remote switch out of adjustment.
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Adjust switch so it is open when tool is raised from ground and closed when tool is lowered into ground. (See CONFIGURE START AND STOP HEIGHT in Monitor Setup for Air Cart section.)
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Faulty remote seeder switch.
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Replace switch.
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| Symptom |
Problem |
Solution |
|
Variable rate goes to highest or lowest setting.
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Target rate outside of transmission and meter configuration range.
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Check meter setup. (See CONFIGURE VARIABLE RATES in Monitor Setup for Air Cart section) to view variable rate values. (See SET RATE AND CONFIGURE TANK METERS in Monitor Setup for Air Cart section) to view transmission value in lower corner of screen when each value is entered.
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Tire and meter sensor not adjusted correctly.
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(See Service section.)
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Tire sensor failure.
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See your John Deere dealer.
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Meter sensor failure.
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See your John Deere dealer.
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Faulty controller.
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Unplug harness from motor. Manually set transmission to 50. Connect harness to motor again. If motor turns while cart is stationary, see your John Deere dealer.
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Variable rate fluctuates (cannot maintain set point).
|
Transmission adjustment screw binding.
|
Check screw locking collar end play and verify screw is free to move.
Check threads for foreign material and clean if necessary.
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Erratic meter rotation.
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Worn or binding components. See your John Deere dealer.
|
| Symptom |
Problem |
Solution |
|
Variable rate does not adjust.
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Meter displacement value not configured.
|
Configure meter displacement value. (See SET RATE AND CONFIGURE TANK METERS in Monitor Setup for Air Cart section.)
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No meter speed input.
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Meter must be turning.
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No wheel speed input.
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Cart must be moving.
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No voltage to motor.
|
Verify power lead is connected and inspect wiring for damage.
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Transmission adjustment screw jammed or damaged.
|
Clean, lubricate, or replace adjustment screw. See your John Deere dealer for appropriate choice of lubricant.
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Variable rate option not selected in setup.
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Enable variable rate. (See CONFIGURE METER DRIVE TYPE AND REMOTE SWITCH in Monitor Setup for Air Cart section.)
|
|
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Rate not defined for each tank.
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Define target rate for tanks. (See SET RATE AND CONFIGURE TANK METERS in Monitor Setup for Air Cart section.)
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Meters not engaged.
|
Turn on Front, Rear, or Middle Tanks as appropriate. (See CONFIGURE SEEDING TOOL in Monitor Setup for Air Cart section.)
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Faulty sensors.
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See your John Deere dealer.
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Sensors not adjusted.
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See Service section.
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|
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Faulty harness.
|
See your John Deere dealer.
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Bad motor or bad controller.
|
See your John Deere dealer.
|
| Symptom |
Problem |
Solution |
|
Main drive or independent meter clutch slipping.
|
Lubricant (grease or oil) inside clutch (main only).
|
See your John Deere dealer.
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|
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Low power to clutch or solenoid.
|
Check wiring connections.
Check tractor electrical system. See your John Deere dealer.
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|
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Faulty clutch or solenoid.
|
Repair or replace clutch or solenoid. See your John Deere dealer.
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Clutches do not shut off during calibration.
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Incorrect Air System setup.
|
Completely configure cart. (See Monitor Setup for Air Cart section.)
|
|
Shows 0.0 for meter displacement after calibration.
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Faulty sensor.
|
Inspect and replace meter or tire sensor.
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Calibration does not match target rate.
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Incorrect Air System setup.
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(See Monitor Setup for Air Cart section.)
|
|
No transmission setting recommended after calibration.
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Transmission setting higher than 100.
|
Verify number of fine tuning rings installed in meter. (See Meter Setup and Operation section.)
Verify correct meter assembly.
|
|
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Tire calibration incorrect or not done.
|
Perform tire calibration. (See CONFIGURE TIRE SPEED SENSOR in Monitor Setup for Air Cart section.)
|
|
|
Setup not complete.
|
(See Monitor Setup for Air Cart section.)
|
|
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Meter not filled before calibration.
|
Fill meter and perform calibration.
|
|
|
Improper meter sensor placement.
|
Check sensor adjustment. (See Service section.)
|
|
Meter displacement lower than expected.
|
Obstruction in meter or tank.
|
Check product passages for obstructions.
|
|
|
Slide or manifold bypass openings plugged.
|
Clean openings.
|
| Symptom |
Problem |
Solution |
|
Cannot calibrate meter.
|
Obstruction in meter or tank.
|
Check product passages for obstructions.
|
|
|
Slide or manifold bypass openings plugged.
|
Clean openings.
|
|
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Configuration not complete.
|
See Monitor Setup for Air Cart section.
|
|
Clutches do not engage (Main or Meter).
|
Variable rate enabled and target rate defined as zero (meter clutch only).
|
Adjust target rate (prescription).
|
|
|
Clutch strap binding on meter clutch.
|
Check for clearance at pivot point and adjust if necessary.
|
|
|
No power to clutches.
|
Check power to pin 7 on 7-pin connector on tractor.
|
|
|
Remote switch open (tool out of ground).
|
Lower tool to close switch.
|
|
|
Remote switch out of adjustment.
|
Adjust switch so it is open when tool is raised from ground and closed when tool is lowered to ground.
|
|
|
Faulty remote seeder switch.
|
Replace switch.
|
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|
Dirty solenoid.
|
Remove dirt from solenoid, clutch, and housing.
|
|
|
Paint prevents solenoid from engaging.
|
Remove paint. Apply grease.
|