MAC215990
139
Revision A
Feeder House Speed
Combine Make
Feeder House Speed
(rpm)
New Holland
580
4.
Engage the header drive, and run the feeder house at the
maximum speed. For maximum speed information, refer to
Table
IMPORTANT:
Before checking the knife speed, make sure the feeder
house is set to maximum speed. This will prevent the knife
from overspeeding when making further adjustments.
5.
Run the float module and the header until the oil
temperature is 38°C to 52°C (100°F to 125°F).
1029362
A
Figure 3.150: Flywheel
6.
Measure the rpm of flywheel (A) with a hand-held photo
tachometer.
NOTE:
One revolution (rpm) is equivalent to two knife strokes
(spm) (1 rpm = 2 spm).
7.
Shut down the engine, and remove the key from
the ignition.
8.
Contact your MacDon Dealer if the pulley rpm
measurement exceeds the specified rpm range for your
header. For more information refer to
.
3.9.10
Reel Height
The reel operating position depends on the type of crop and cutting conditions.
Set the reel height and fore-aft position to carry material past the knife and onto the drapers with minimal damage to
the crop.
The reel height is controlled manually or with button presets on the ground speed lever (GSL) in the combine cab. Refer to
your combine operator
’
s manual for instructions on controlling reel height or setting up auto reel height presets.
NOTE:
One touch return presets for reel height and reel fore/aft are only available for XL headers. For more information on
checking and adjusting reel height sensors refer to
Checking and Adjusting Reel Height Sensor, page 140
.
Where applicable, this manual contains instructions for presetting reel height on selected combines. Refer to
Header Height Control System, page 180
for more information.
For more information on fore-aft positioning, refer to
3.9.11 Reel Fore-Aft Position, page 144
Reel Position
Crop Condition
Reel Position
Lodged rice
•
Lower the reel
•
Change reel speed and/or cam setting
•
Change fore-aft position by extending the reel
Bushy or heavy standing (all)
Raised
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