MacDon FD75 OM User Manual
Page 89

Calibrating the Auto Header Height System (Case 7/8010; 7/8/9120; 7/8/9230)
For best performance of the Auto Header Height system, perform these procedures with the center-link adjusted
as long as possible. When setup and calibration is complete, adjust the center-link back to desired header angle.
Refer to “Header Angle” in Operation section of the header operator’s manual.
NOTE:
Changes may have been made to the combine controls or display since this document was published.
Refer to the combine operator’s manual for updates.
To calibrate the system, follow these steps:
1.
Ensure all header and adapter electrical, and hydraulic
connections are made.
2.
On
MAIN
screen,
select
TOOLBOX,
then
select HEADER.
3.
Set appropriate HEADER STYLE.
Figure 4.74: Combine Display
4.
Set Auto reel speed slope.
5.
Set HEADER PRESSURE FLOAT to YES if equipped,
and ensure REEL DRIVE is HYDRAULIC.
Figure 4.75: Combine Display
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