MacDon R85 Operator's Manual page 168

Symptom Problem
Ground speed too fast Reduce ground speed.
Roll gap too large for
proper feeding
Roll gap too small
in thick-stemmed
cane-type crops
Swath baffle set too
low
Conditioner rolls Roll speed too low
plugging
Foreign object
between rolls
Cutting height too low
Backing into windrow
Rolls improperly timed Adjust roll timing.
Rear deflector
bypassing or dragging
crop
Forming shields
Uneven formation
improperly adjusted
and bunching of
windrow
Roll gap too large
Conditioner rolls
running too slow
Uneven windrow
formation in light Uneven feeding
crop
Plugging behind
Ground speed too
end hourglass
slow
deflectors
Ground speed too fast Reduce ground speed.
Broken, bent, or dull
Not cutting short
blades
enough in down
crop
Cutting height too
high
169455
TROUBLESHOOTING
Solution
Decrease roll gap.
Increase roll gap.
Raise swath baffle.
Increase disc speed.
Disengage header and stop
engine. When all moving parts
are completely stopped, remove
foreign object.
Decrease header angle to raise
cutting height.
Raise header before backing up. —
Adjust rear deflector for proper
crop control.
Adjust forming shields.
Adjust roll gap.
Maintain rated header speed.
Reduce header speed.
Increase ground speed.
Replace blades or turn blades
over.
Adjust header angle steeper
to lower cutting height if field
conditions allow.
158
Refer to
6.8 Ground Speed, page 86
6.2.2 Adjusting the Roll Gap,
page 74
6.5.3 Adjusting the Swath Baffle,
page 81
6.7.2 Disc Speed, page 85
6.14 Unplugging the Header,
page 94
6.6 Header Angle, page 83
6.4.2 Adjusting the Roll Timing,
page 78
6.5.2 Adjusting the Rear
Deflector (Fluffer Shield), page
81
6.5 Forming Shields, page 79
6.2.2 Adjusting the Roll Gap,
page 74
Refer to windrower operator's
manual
6.8 Ground Speed, page 86
Replacing the Cutterblades,
page 133
6.6 Header Angle, page 83
Revision F