Great Plains V-300F Operator Manual - Manual (Page 45)

Great Plains Manufacturing, Inc. Operations 41
11/15/2007 148-057M-A
Harrow Operation
Harrows raise and lower as the openers are raised and
lowered.
If results are unsatisfactory, experiment with different ele-
vations and tine angles. To adjust see See “Harrow Tine
Setup” starting on page 29.
Refer to Figure 41
To disable the harrows when not required:
1. Lower the drill.
2. Raise the harrows by hand until the top of a lock-up
is at the top link of the chain .
3. Insert and secure the pin .
4. Repeat for the other arm.
Figure 41
Harrow Lock-Up
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3
1
2
1 2
3