MacDon A40-D, Operator'S Manual

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185
Revision A
4.13.11 Checking/Adjusting Roll Timing
The rolls must be correctly timed with each steel bar on one roll centered between two bars of the other roll.
WARNING
To avoid bodily injury or death from fall of raised machine, always lock-out lift cylinders before going
under header for any reason.
Figure 4.170: Access Cover
1. Open conditioner driveshield at left end of conditioner.
2. Loosen bolt (A), and rotate cover (B) to expose access
port at each end of conditioner.
Figure 4.171: Roll Timing
3. Examine roll spacing (X) at each end of the rolls with
header fully lowered. Each steel bar on one roll should
be centered between two bars of the other roll so that
distance (X) is 12 mm (1/2 in.).
NOTE:
If the distance (X) varies more than 1.6 mm (1/16 in.)
from one end to the other, the rolls should be realigned.
Refer to
4.13.10 Checking/Adjusting Roll Alignment,
page 183 .
MAINTENANCE AND SERVICING