Great Plains NTA2007HD Operator Manual - Manual (Page 26)

22 Great Plains Manufacturing, Inc. Contents Index NTA607/2007HD
166-283M Contents Index 04/04/2011
Hitching Tractor to Air Drill
Crushing Hazard:
You may be severely injured or killed by being crushed
between the tractor and air drill. Do not stand or place any
part of your body between air drill and moving tractor. Stop
tractor engine and set tractor parking brake before attaching
cables and hoses.
1. With the drill still on the parking jack , check that
the drill cart frame is level. See “Heights and Level-
ing” on page 26 for details on setting level.
Implement Lift and Speed Error Risks:
The frame must be level both for proper operation of the imple-
ment, and to avoid frequent re-calibration of the speed radar.
Refer to Figure 3
2.
Move the tractor to near hitching position. Put the
tractor in Park and shut down the tractor. If the trac-
tor draw bar height is incompatible with the drill hitch
height, move and/or invert the hitch to match.
Hitch Failure Risk:
The hitch may be mounted inverted if necessary, but always
have two (2) bolts in two holes of both tongue and hitch. See
“Heights and Leveling” on page 26 for hitch adjustments.
3. Remove hitch pin.
Back tractor to align draw bar and drill hitch.
Shut down tractor and remove key.
4. Use parking jack to lower drill tongue onto tractor
draw bar. Secure hitch to bar with pin. Secure pin
with any means provided.
5. Securely attach safety chain to a tractor anchor of
sufficient strength to control the drill in the event of a
hitch failure.
6. Use crank to raise jack foot. Remove pin and jack.
Refer to Figure 4
7.
Store jack on stob inside right tongue tube.
8. Connect hydraulic hoses (page 23).
9. Connect brake hoses (option, page 24).
10. Connect electrical cables (page 26).
Null4:
Figure 3
Hitch on Parking Jack
31127
1
2
1
Null4:
Figure 4
Parking Jack Stored
31128
3
2
3