MacDon PW8 - Calibrating Auto Header Height Control (New Holland CR Series)

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4.15.3 Calibrating Auto Header Height Control (New Holland CR Series)
The auto header height control (AHHC) sensor output must be calibrated for New Holland CR series combines (model year
2015 and later), or the AHHC feature will not work properly.
NOTE:
Changes may have been made to the combine controls or the display since this document was published. For instructions,
refer to the combine operator’s manual for updated information.
DANGER
Check to be sure all bystanders have cleared the area.
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 engine is running.
• The combine is NOT moving.
• No faults have been received from Header Height Controller (HHC) module.
• The header/feeder is disengaged.
• The lateral float buttons are NOT pressed.
• The ESC key is NOT pressed.
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Figure 4.219: New Holland Combine Display
1. Select CALIBRATIONS (A) on the main page. The
CALIBRATION page appears.
AUTO HEADER HEIGHT CONTROL