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Yield [t/ha] is not correctly displayed
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Yield is still calculated without material flow
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Thoroughly clean feed roll sides (around bearings).
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Mass-flow sensor not set to 0 while harvesting
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Calibrate sensor (see "Setup-Mass-Flow Cal.").
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No yield indication while harvesting with RECORDING is ON [Material] status
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Windrow too weak (in grass) or number of harvested rows too low. If possible, increase machine ground speed.
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Incorrect crop selection
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Change crop selected.
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Incorrect header model
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Change header model. On row dependent header model, select correct number of rows. On row independent header model, select correct width.
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Area harvested is not correct
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Header width incorrectly entered.
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No indication of ground speed
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Contact your John Deere dealer.
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Mass-flow sensor unplugged or cut wiring harness
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Plug mass-flow sensor in or check wiring harness.
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Feed Roll speed sensor out of adjustment or defective
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Adjust sensor (see "Adjusting Feed Roll Speed Sensor") or contact your John Deere dealer.
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Mass-Flow sensor defective
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Contact your John Deere dealer.
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