Chapter 6: Troubleshooting; Performance Problems - MacDon R113 Operator's Manual

6 Troubleshooting

6.1 Performance Problems

Symptom
Cutterbar plugging
Ragged or uneven cutting
of crop
Strips of uncut crop left on
field
214077
Problem
Dull, bent, or badly worn
discblades
Build-up of dirt between
rock guards
Conditioner drive belt
slipping
Header angle too flat for
guards to pick up down
crop
Downed crop
Header float too light,
causing bouncing
Excessive ground speed
Dull, bent, or badly worn
discblades
Build-up of dirt between
rock guards
Excessive header speed
Foreign object on
cutterbar
Disc not turning
Solution
Replace discblades.
Decrease header angle
and increase float. In some
conditions, it may be
necessary to carry header
slightly with header lift
cylinders.
Adjust conditioner drive
belt tension.
Increase header angle.
Adjust header angle to cut
closer to ground.
Adjust to heavier float
setting.
Reduce ground speed.
Replace discblades.
Decrease header angle
and increase float. In some
conditions, it may be
necessary to carry header
slightly with header lift
cylinders.
Reduce header disc
speed.
Disengage header and
stop engine. When all
moving parts are
completely stopped,
remove foreign object.
Replace spindle key.
183
Refer to
•
Removing
Discblades, page 129
•
Installing Discblades,
page 130
•
3.10 Cutting Height,
page 71
•
Refer to windrower
operator's manual
4.7.1 Conditioner Drive
Belt, page 157
3.10 Cutting Height, page
71
Refer to windrower
operator's manual
—
•
Removing
Discblades, page 129
•
Installing Discblades,
page 130
•
3.10 Cutting Height,
page 71
•
Refer to windrower
operator's manual
—
4.5.1 Cutterbar Discs,
page 112
Installing Cutterbar
Spindles, page 119
Revision A