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52
Revision A
7.2
Header Float
7.2.1
Checking Float
WARNING
To avoid bodily injury or death from unexpected startup of the machine, always stop the engine and remove the key
from the ignition before leaving the operator
’
s seat for any reason.
CAUTION
Before starting the machine, check to be sure all bystanders have cleared the area.
1015816
A
A
B
Figure 7.8: GSL
1.
Start the engine.
2.
Use HEADER TILT switches (A) on the ground speed lever
(GSL) to set the center-link to the mid-range position (
5.0
on the Harvest Performance Tracker [HPT]).
3.
Using HEADER DOWN switch (B), lower the rotary disc
header fully and with the header lift cylinders fully
retracted.
NOTE:
Ensure the header is level with the ground with zero tilt.
4.
Turn the engine off, and remove the ignition key.
5.
Grasp one end of the header and lift. Lifting force should be
426
–
471 N (95
–
105 lbf) and should be the same at
both ends.
6.
Restart the engine, and adjust float as required. For instructions, refer to
7.2.2 Setting the Float, page 52
.
NOTE:
Increasing the float value on the HPT makes the header feel lighter.
7.2.2
Setting the Float
The optimum float setting lets the rotary disc header follow the contour of the terrain. Proceed as follows:
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A
B
Figure 7.9: HPT Run Screen
1.
Press rotary scroll knob (A) on the Harvest Performance
Tracker (HPT) to display the QuickMenu system.
2.
Rotate scroll knob (A) to highlight header float icon (B) and
press scroll knob to select.
