215184
267
Revision A
6.
Complete the hold-down adjustments, run the header at low engine speed, and listen for noise caused by insufficient
clearance.
IMPORTANT:
Insufficient hold-down clearance will result in overheating of the knife and guards
—
readjust as necessary.
8.7.2
Adjusting Hold-Down with Stub Guards
WARNING
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key before
adjusting machine.
1.
Shut down the engine, and remove the key from the ignition.
1009511
A
B
C
D
E
Figure 8.15: Stub Guards
2.
Use a feeler gauge to measure the clearance between the
stub guard hold-down (A) and the knife section. Ensure the
clearance is between the following measurements:
•
At hold-down tip (B):
0.1
–
0.4 mm (0.004
–
0.016 in.)
•
At rear of hold-down (C):
0.1
–
1.0 mm (0.004
–
0.040 in.)
3.
Adjust the clearance as follows:
a.
Tighten nuts (D) until they are finger tight.
b.
To lower the front of the hold-down and decrease
clearance, turn three adjuster bolts (E) clockwise; to
raise the front of the hold-down and increase
clearance, turn adjuster bolts (E) counterclockwise.
c.
Torque nuts (D) to 88 Nm (65 lbf
∙
ft) after all the
adjustments are complete and the specified clearances
are achieved.
WARNING
Check to be sure all bystanders have cleared the area.
4.
Complete the hold-down adjustments, run the header at low engine speed, and listen for noise caused by insufficient
clearance.
IMPORTANT:
Insufficient hold-down clearance will result in overheating of the knife and guards
—
readjust as necessary.