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60
Revision A
7.7
Checking Roll Gap
Check factory-set roll gap as follows.
DANGER
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key
from ignition before leaving operator's seat for any reason.
1.
Lower header to ground, turn off engine, and remove
key from ignition.
Figure 7.16: Roll Gap Adjustment
2.
Steel Rolls:
The length of thread (A) extending above
the jam nut on the adjustment rods can be used as an
approximation of roll gap but does
NOT
provide
consistent roll gap measurements. To ensure roll gap is
at the factory setting, refer to
.
3.
Polyurethane Rolls:
Insert a feeler gauge between
rolls from either front or rear of header. Factory setting
is 3 mm (1/8 in.). If adjustments are required, refer to
7.7.2 Adjusting Roll Gap: Polyurethane Rolls, page 61
.
7.7.1
Adjusting Roll Gap: Steel Rolls
The length of thread extending above the jam nut on the adjustment rods can be used as an approximation of roll
gap but does provide consistent roll gap measurements. To ensure roll gap is at the factory setting, follow the
procedure below.
DANGER
To avoid bodily injury or death from unexpected startup of the machine, always stop the engine and
remove the key from the ignition before leaving the operator’s seat for any reason.
1.
Lower rotary disc header fully.
2.
Stop engine and remove key.
