Bush Hog GHM 1900 - Manual (Page 19)

Figure 4-12 Cutter Bar Arrangement and Blade Rotation
NOTE
The blades of adjacent oval discs must be 90° apart from one
another as shown above to ensure proper timing.
9’
MAIN GEARBOX
8’
MAIN GEARBOX
7’
MAIN GEARBOX
FORWARD
#1
#2
#2
#2
#3
#3
#3
#4
#4
#4
#5
#5
#5
#6
#6
#7
CW
CW
CCW
CW
CCW
CW
CW
CCW
#1 #1
CCW
CCW
CW
CCW
CW
CCW
CW
CCW
CW
CW
18