MacDon A40D - Page 89

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Figure 3.150: Ground Speed Lever (GSL)
9. Press HEADER UP switch (A) to raise the header to its
maximum height.
NOTE:
If one end of the header does NOT fully rise, rephase the
lift cylinders as follows:
a. Press and hold HEADER UP switch (A) until both
cylinders stop moving.
b. Continue to hold the switch for 3–4 seconds. The
cylinders are now phased.
10. Shut down the engine, and remove the key from
the ignition.
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Figure 3.151: Safety Prop Lever
11. Engage the safety props on both lift cylinders as follows:
a. Pull lever (A) toward you to release it, then rotate it
toward the header to lower the safety prop onto the
cylinder.
b. Repeat the previous step for the opposite lift cylinder.
IMPORTANT:
Ensure that the safety props engage over the cylinder piston
rods. If the safety prop does NOT engage properly, raise the
header until the safety prop fits over the rod.
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Figure 3.152: Header Support
12. Install clevis pin (A) through the support and the foot, and
secure it with a hairpin. Repeat this step for the opposite
support.
IMPORTANT:
Ensure that clevis pin (A) is fully inserted into the support
and foot holes, and that the hairpin is installed behind the
bracket as shown.
ASSEMBLING THE MACHINE