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Calibrating the Auto Header Height Control
–
New Holland CR/CX Series
For best performance of the auto header height control (AHHC), perform these procedures with the center-link set to
D
.
When setup and calibration are complete, adjust the center-link back to desired header angle. For instructions, refer to 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.
NOTE:
For New Holland CR models 6.80, 6.90, 7.90, 8.90, 9.90, and 10.90, refer to
WARNING
Check to be sure all bystanders have cleared the area.
NOTE:
If header float is set too light, it can prevent calibration of AHHC. You may need to set the float heavier for calibration
procedure so header doesn
’
t separate from the float module.
Check the following conditions before starting the header calibration procedure:
•
The header is attached to the combine.
•
The combine is on level ground, with the header level to the ground.
•
The header is on down stops, and the center-link is set to
D
.
•
The engine is running.
•
The combine is not moving.
•
No faults have been received from the Header Height Controller (HHC) module.
•
Header/feeder is disengaged.
•
Lateral float buttons are
NOT
pressed.
•
ESC key is
NOT
pressed.
To calibrate the AHHC, follow these steps:
1.
Select CALIBRATION on the combine display, and press the RIGHT ARROW navigation key to enter the information box.
1003605
A
Figure 9.360: New Holland Combine Display
2.
Select HEADER (A), and press ENTER. The CALIBRATION
dialog box opens.
NOTE:
You can use the up and down navigation keys to move
between options.