MacDon R85 Rotary Disc 13 Foot - Manual (Page 114)

TROUBLESHOOTING
169454
112
Revision C
8 TROUBLESHOOTING
8.1 MOWER PERFORMANCE
SYMPTOM PROBLEM SOLUTION SECTION
Cutterbar Plugging.
Dull, bent, or badly worn blades. Replace blades. 7.5.4.2
Build-up of dirt between rock
guards.
Decrease header angle and
increase float. In some
conditions it may be necessary
to carry header slightly with
header lift cylinders.
6.12.6 &
6.12.1
Conditioner drive belt slipping.
Adjust conditioner drive belt
tension.
7.6.5
Ragged Or Uneven Cutting
Of Crop.
Header angle too flat for guards to
pick up down crop.
Increase header angle.
6.12.6
Downed crop.
Adjust header angle to cut
closer to ground.
Header float too light, causing
bouncing.
Adjust to heavier float setting. 6.12.1
Excessive ground speed. Reduce ground speed.
Tractor
Operator’s
Manual
Strips Of Uncut Crop Left
On Field.
Bent cutter blades. Replace blades. 7.5.4.2
Build-up of dirt between rock
guards. Decrease header angle, and
increase float. 6.12.6 &
6.12.1
Foreign object on cutterbar.
Disengage mower conditioner.
Stop engine. When all moving
parts are completely stopped,
remove foreign object.
6.15
Disc not turning. Replace spindle key. 7.5.7
Ground speed too slow. Increase ground speed. Tractor
Operator’s
Manual
Conditioner Rolls
Plugging.
Ground speed too fast. Reduce ground speed.
Roll gap too large for proper
feeding.
Decrease roll gap.
6.12.2
Roll gap too small in thick
stemmed cane-type crops.
Increase roll gap.
Swath baffle set too low. Raise swath baffle. 6.12.5.4
Roll speed too low. Maintain rated PTO speed. 6.7
Foreign object between rolls.
Disengage header and stop
engine. When all moving parts
are completely stopped,
remove foreign object.
6.15
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