Great Plains NTA2007HD Operator Manual - Manual (Page 35)

Great Plains Manufacturing, Inc. Contents Index Operating Instructions 31
04/04/2011 Contents Index 166-283M
Unfold: Summary of Steps
These steps presume a drill raised and folded for trans-
port, such as at initial delivery. Follow the detailed
instructions in step 1 through step 7, beginning on this
page, until this is a familiar operation.
❑ Move to level ground (this page).
❑ Close fan shut-off valve (this page).
❑ Press “Fold Enable” softkey (if displayed).
❑ Fold wings (page 33) to free wing fold locks.
❑ Remove wing fold lock pins (this page).
❑ Perform a Raise operation to deploy gauge wheels
(page 37).
❑ Unfold wings (page 30).
Unfold: Move to Level ground
1.
Move the drill to level ground with adequate
overhead and lateral clearances for the fold
operation.
Unfold: Close Fan Shut-Off Valve
Refer to Figure 17
2.
Move the valve handle perpendicular to valve
body (fan off).
This valve is located at the front of the seed cart, to
the left of the hydraulic fan.
Equipment Damage Risk:
The fan shut-off valve must be closed during unfold and fold
operations. If the valve is open, fan over-speed or seal damage
may result.
Unfold: Retract Fold Cylinders
3.
Press “Fold Enable” softkey (if displayed).
4. Retract the fold circuit to lift wings off wing fold lock
pins. Set circuit lever to Neutral (not Float) to hold
wings off pins.
Unfold: Remove Wing Locks
Refer to Figure 18
5.
At each wing, remove the wing fold lock pin from the
lock lugs
, and secure it in the storage loop .
Null4:
Figure 17
Fan Shut-Off Closed for Unfold
31141
1
1
Null4:
Figure 18
Remove Wing Lock Pin
31139
2
3
2 3