MacDon M155 2022 - Page 219

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A
Figure 4.77: Ground Speed Lever (GSL)
2. Park the windrower on level ground.
3. Raise the header fully using HEADER UP button (A). Hold
the button momentarily to allow the lift cylinders to
rephase.
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B
Figure 4.78: Lift Linkage
4. Adjust the height of the header until it sits approximately
150 mm (6 in.) off of the ground. Ensure that member (A)
rests against link (B).
5. Shut down the engine, and remove the key from
the ignition.
6. Measure the distance to the ground at both ends of the
header. If the values are the same, then no float adjustment
is necessary. If they are different, then the side with the
greater distance between the ground and the bottom of
the header will need to be adjusted.
7. If adjustment is necessary, start the engine and raise the
header fully. Stop the engine, and remove the key from the
ignition.
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Figure 4.79: Float Pins – Engaged
8. Move the float pins to engaged position (A).
OPERATION