MAC215986
159
Revision A
Table 3.21 FD2 Series Header Knife Speed
Header
Recommended Knife Drive Speed Range (rpm)
Single-Knife Drive
Double-Knife Drive
FD225
600
–
700
—
FD230
600
–
750
—
FD235
600
–
700
600
–
750
FD240
600
–
650
600
–
750
FD241
—
600
–
750
FD245
—
600
–
750
FD250
—
600
–
750
NOTE:
All sizes of headers are set to 650 rpm. This knife speed will work fine in normal cutting conditions.
IMPORTANT:
Ensure the knife speed is within the range of rpm values in Table
. For instructions, refer to
IMPORTANT:
To avoid causing the knife to overspeed, set the knife speed while the feeder house speed is to set maximum speed.
Checking Knife Speed
Knife speed is important to proper operation of the header.
DANGER
To prevent injury or death from the unexpected start-up of the machine, always stop the engine and remove the key
from the ignition before leaving the operator
’
s seat for any reason.
1.
Shut down the engine, and remove the key from the ignition.
2.
Open the endshield. For instructions, refer to
Opening Header Endshields, page 35
DANGER
Ensure that all bystanders have cleared the area.
3.
Start the engine. For instructions, refer to the combine operator
’
s manual.
Table 3.22 Feeder House Speed
Combine
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).