Header
Crop bunching on cutter bar
Possible Cause Correction
Reel too high. Lower reel.
Reel too far forward. Set reel back.
Reel speed too slow. Increase reel speed.
Sticky header pan. Remove dirt, gum or rust.
Conveyor too high. Lower header conveyor.
Worn conveyor flighting. Replace flighting.
Conveyor fingers retracting too early.
Adjust fingers as close to header
bottom as possible.
Conveyor not operating at
recommended speed.
Check header drive. Check basic
speed of combine and conveyor.
Excessive vibration of cutting parts
Possible Cause Correction
Cutting mechanism not at
recommended speed.
Check basic speed of combine.
Excessive looseness of cutting parts
and sickle drive.
Remove all excessive play from cutter
bar and sickle drive to eliminate
vibration.
Drive idler shock absorber worn. Replace shock absorber.
Pickup reel tines entering sickle. Raise reel with fine height adjustment.
Drive tires improperly inflated.
Inflate tires to recommended tire
pressure.
Header not secured to feeder house.
Check lower header hooks are secure
and spring latch is properly seated in
hooks.
Stabilizers loose at anchors (flex
header).
Tighten bolts holding the stabilizer
anchors to the header guard angle and
to the cutter bar assembly. Tighten
wobble box stabilizer attaching bolts.
Loose or broken cutter bar or flex arm
attaching bolts (flex header).
Tighten or replace all bolts attaching
cutter bar to header and flex arms.
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