Ground Speed - MacDon A30-S Operator's Manual

6.17.15 Ground Speed

CAUTION
Reduce speed
slopes, or when travelling over rough
ground.
a. Tractor/windrower ground speed should not
exceed 8 mph (13 km/h). For most crop
conditions a ground speed of 5 mph (8 km/h)
has been found satisfactory.
1.6
25
20
15
10
5
0
1
Form 169000 / 169040
SECTION 6 OPERATION
when turning, crossing
kilometers/hour
3.2 4.8 6.4 8.0
2 3 4
miles/hour
b. Choose a ground speed that allows the sickle to
cut the crop smoothly and evenly.
c. The chart below indicates the relationship
between ground speed and area cut for three
header sizes.
Example: At ground speed of 5 mph (8 km/h) with a
16 FT header, the area cut would be approximately
10 acres (4 hectares) per hour.
9.7 11.3 12.9 14.5 16.1
5 6 7 8
93
10
8
6
4
2
0
9 10
16 FT
14 FT
18 FT
Revision D