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Replacing center guard
NOTE:
The guard at the center of a double-knife header (where
the two knives overlap) requires a slightly different
replacement procedure.
1. Shut down the windrower, and remove the key from
the ignition.
2. Remove the two nuts (B) and bolts attaching the
guard (A) and top guide (C) to the cutterbar.
3. Remove the guard (A), plastic wear plate (if installed),
top guide (C), and adjuster bar (D).
Figure 5.33: Center Guards
4. Position the plastic wear plate (if applicable),
replacement center guard (A), adjuster bar, and top
guide (B) onto the cutterbar.
Install bolts, but do
NOT
tighten.
IMPORTANT:
Ensure the center guard (A) (right of the cutterbar
split) has offset cutting surfaces.
NOTE:
The top guide (B) must accommodate the two
overlapping knives at the center guard location.
Ensure the proper replacement guard is installed at
this location.
5. Check and adjust the clearance between the
hold-down and knife.
Refer to
Figure 5.34: Center Guards
Replacing Stub Guards
Stub guards, complete with top guides and adjuster plates, are designed to cut tough crops and are factory-installed
at the outer ends of speci
fi
c headers.
WARNING
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key
before making adjustments to machine.
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