Great Plains 3N-4025P Operator Manual - Manual (Page 25)

4/23/2010 196-286M
23 Operating Instructions
Refer to Figure 10
4. Move the hydraulic lever to activate the trans-
port lock cylinders,
Refer to Figure 11
5. the swivel lock cylinders
Refer to Figure 12
6. and the caster lock cylinders thus allowing the
drill to be folded.
7. Activate the fold hydraulics and slowly fold
drill until wings are in the folded position.
Note: I may be necessary to ease forward
slightly with the tractor to assist wings in fold-
ing completely.
Unfolding the Drill
To prevent serious injury or death:
• Always use transport locks when drill is folded.
• Fold only if hydraulics are bled free of air and fully
charged with hydraulic oil.
• Stay away from frame sections when they are be-
ing raised or lowered.
• Keep away and keep others away when folding or
unfolding drill.
1. Unfold the drill on level ground with the tractor
transmission in neutral.
Figure 10
Tool Bar Lock and Transport Lock Cylinders
21841
21845
21843
Figure 11
Swivel Lock Cylinder
21842
Figure 12
Caster Lock Cylinder