215184
360
Revision A
1003683
Figure 9.123: Challenger Combine Display
7.
Fully lower the combine feeder house (float module should
be fully separated from the header).
NOTE:
You may need to hold the HEADER DOWN switch for a few
seconds to ensure the feeder house is fully lowered.
8.
Read voltage.
9.
Raise header so cutterbar is 150 mm (6 in.) off the ground.
10. Read voltage.
11. If the sensor voltage is not within the low and high limits,
or if the range between the low and high limits is
insufficient, adjust the voltage limits. For instructions, refer
to
or
.
Engaging the Auto Header Height Control
–
Challenger and Massey Ferguson
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.
The following system components are required in order for the auto header height control (AHHC) to work:
•
Main module (PCB board) and header driver module (PCB board) mounted in card box in fuse panel module (FP)
•
Multifunction control handle operator inputs
•
Operator inputs mounted in the control console module (CC) panel
NOTE:
In addition to the above components, the electrohydraulic header lift control valve is an integral part of the system.
Engage the AHHC as follows:
1018175
A
Figure 9.124: Challenger Combine Display
1.
Scroll through the header control options on the combine
display using the header control switch until AHHC icon (A)
is displayed in the first message box. The AHHC will adjust
the header height in relation to the ground according to the
height setting and sensitivity setting.
Calibrating the Auto Header Height Control
–
Challenger and Massey Ferguson
WARNING
Clear the area of other persons, pets etc. Keep children away from machinery. Walk around the machine to be sure no
one is under, on, or close to it.