MacDon D1 Series - Calibrating the Auto Header Height Control - New Holland CR;CX Series

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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 9.1.19 New Holland Combines – CR Series –
2015 and Later, page 472.
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.
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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.
SETTING UP AUTO HEADER HEIGHT CONTROL