1. Stop the combine engine and remove the key from
the ignition.
2. Open the left endshield (A).
Figure 3.83: Left Endshield
WARNING
Check to be sure all bystanders have cleared the area.
3. Start the combine engine, engage the header drive,
and run the combine at operating rpm.
4. Measure the rpm of the knife drive box pulley (A) with
a hand-held tachometer.
5. Shut down the combine.
6. Compare pulley rpm measurement with the rpm values
in the knife speed chart. Refer to
7. Contact your MacDon Dealer if the pulley rpm
measurement exceeds the speci
fi
ed rpm range for
your header.
Figure 3.84: Knife Drive Pulley
3.7.9
Reel Height
Crop type and crop condition determine the operating height of the reel. Set the reel height and fore-aft position to
carry material past the knife and onto the drapers with minimal damage to the crop. Refer to
The reel height can be controlled manually using switches inside the combine cab, or assigned to button presets on
the ground speed lever (GSL). Refer to your combine operator’s manual for instructions on controlling reel height or
setting up auto reel height presets.
Table 3.10 Reel Height
Crop Condition
Reel Position
Lodged rice
Lowered (also change reel speed and/or cam setting)
Bushy or heavy standing (all)
Raised
The following conditions might result if the reel is set too low:
• Crop loss over the header backtube
• Crop disturbance on the drapers caused by the reel
fi
ngers
147831
78
Revision A
Summary of Contents for FlexDraper FD1 Series
Page 2: ...FD1 Series FlexDraper Header for Combines Published April 2016 ...
Page 3: ...Declaration of Conformity 147831 i Revision A ...
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