Roll Timing And Alignment - MacDon A30-S Operator's Manual

6.17.11.2 Roll Timing and Alignment

For proper conditioning, the rolls must be
properly timed and aligned with each steel bar
on one roll centered between two bars of the
other roll as shown. The factory setting should
be suitable for most crop conditions.
WARNING
To avoid bodily injury or death from
unexpected start-up
machine; stop engine, remove key and
engage lift cylinder stops before going under
machine to examine roll timing, or for any
reason.
6.17.11.2.1 Roll Timing
C
a. Loosen bolt (A) and rotate cover (B) to expose
access port (C).
Form # 169000
OPERATION
or fall of raised
B
A
0.5 in. (12 mm)
C
b. Examine roll timing (distance 'X') at each end of
the rolls with the header fully lowered. Each
steel bar on one roll should be centered
between two bars of the other roll so that
distance "X" is 0.5 inches (12 mm).
If the distance 'X' varies more than 1/16 in
(1.6 mm) from one end to the other, the
rolls should be re-aligned.
Section 6.17.11.2.2, Roll Alignment.
c. If required, adjust the roll timing as follows:
D
1. Loosen four bolts (D) in slots of yoke plate
on lower roll universal shaft.
2. Turn rolls to achieve best timing.
3. When roll timing is satisfactory, tighten bolts
(D) to secure the position.
4. Recheck the distance between the bars at
both ends of the rolls at (C).
5. Close cover (B) and tighten bolt (A).
73
X
NOTE
Refer to
Model Year - 2009
CROP