MacDon PW8, Operator'S Manual, Page: 130 / 304

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Revision A
Figure 4.48: Case IH Combine Display
5. Select HEADER HEIGHT/TILT (A). The PARAMETER
page opens.
Figure 4.49: Case IH Combine Display
6. Select LEFT HEADER HEIGHT SEN (A), and then
select GRAPH button (B). The exact voltage is
displayed at top of page. Raise and lower header to see
full range of voltage readings.
7. If sensor voltage is not within low and high limits shown
in
4.1.3 Height Sensor Output Voltage Range
–
Combine Requirements, page 102 , or if range between
low and high limits is insufficient, you need to make
adjustments. For instructions, refer to
Adjusting Header
Height Sensor Voltage Range (Left Side), page 105 and
Adjusting Header Height Sensor Voltage Range (Right
Side), page 105
.
Calibrating Auto Header Height Control (Case IH 7010/8010; 7120/8120/9120;
7230/8230/9230; 7240/8240/9240)
NOTE:
This procedure applies to combines with a software version below 28.00. For instructions on calibrating the AHHC
for combines with software version 28.00 or above, refer to
Calibrating Auto Header Height Control (Case
Combines with Version 28.00 or Higher Software), page 118 .
NOTE:
Changes may have been made to combine controls or display since this document was published. Refer to
combine operator
’
s manual for updates.
1. Ensure all header electrical and hydraulic connections are made.
2. Select TOOLBOX on MAIN page, and then select HEADER.
AHHC SYSTEM