Adjusting The Roll Gap - MacDon R85 Operator's Manual

5. Inspect roll gap at both ends of the rolls. Gap (B)
should be 0.5 in. (12.7 mm).
IMPORTANT
Roll timing is critical when the roll gap is
decreased because the bars may contact each
other if the timing is wrong.
6. See Section 6.4 Roll Timing, page 73
on checking the timing.
NOTE: Factory setting is 1/2 in.
A gap of 5/8 in.
strongly
crop conditions.
7. Reinstall the conditioner shield (A). Secure with
bolts (B).
8. Close the driveshield See Section
page 28.

6.2.2 Adjusting the Roll Gap

DANGER
Stop engine and remove key from ignition before
leaving operator's seat for any reason. A child or
even a pet could engage an idling machine.
1. Lower header fully.
2. Stop the engine and the remove key.
3. Open the driveshield. See Section
page 28.
169455
OPERATING THE HEADER
for instructions
(12.7 mm).
(16 mm) is
recommended for heavier
5.4 Driveshields,
5.4 Driveshields,
Figure 6.3: Conditioner Roll Gap (Roll Spacing
Not to Scale)
A - Direction of Crop Flow
C - Roll Gap
Figure 6.4: Install Shield
70
B - Center Roll Bars
Rev. E