Great Plains 2000 Operator Manual - Manual (Page 11)

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Section 1 Drill Preparation and Setup
12, 15 and 20 Foot Series Three-Point Drills 118-389M-A 2012-03-27
Great Plains Mfg., Inc.
Section 1
Drill Preparation and Setup
This section will help you prepare your tractor and drill for
use.
Prestart Checklist
1. Read and understand “Important Safety Informa-
tion,” page 1.
2. Check that all working parts are moving freely, bolts
are tight, and cotter pins are spread.
3. Check that all grease fittings are in place and lubricat-
ed. Refer to Lubrication, “Maintenance and Lubrica-
tion,” page 29.
4. Check that all safety decals and reflectors are correct-
ly located and legible. Replace decals if damaged.
See Safety Decals, “Important Safety Information,”
page 5.
5. Inflate tires to pressure recommended and tighten
wheel bolts as specified. See “Appendix,” page 39.
Tractor Hitch Requirements
Use your drill with category II or III tractors.
Models 1200, 1500 and 2000
Your drill is factory set for category II tractors. To change
your drill for category III tractors, switch the left- and right-
hand pin supports. See Figure 1-2.
Figure 1-1
Category II Hitch
Figure 1-2
Category III Hitch
You also may need the following bushings not supplied by
Great Plains for your quick hitch or three-point arms.
Upper Link: 1-in. ID x 1 1/4-in. OD x 2 1/8-in. max. long
Lower Link: 1 1/8-in. ID x 1 7/16-in. OD x 2 1/4-in. max. long
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12150
Models 1210, 1220, 1510, 1520 and 2010
Your drill is equipped with extension brackets that raise the
drill 3 1/2 inches (8.89 cm). This places drill openers at the
same height as coulters on Center Pivot and All Seeds
Hitches.
If you will not use your drill with a Great Plains hitch, re-
move extensions and install standard pin supports. Pin
supports are stored inside drill box. To remove extensions,
refer to Figure 1-3.
1. Remove 1 1/8-inch hex bolt (1), washer (2) and nut (3)
from hitch plates and extension bracket.
2. Remove 5/8-inch hex bolt (4), flat washer (5), lock
washer (6) and nut (7). Save bolt, lock washer and nut.
Figure 1-3
Extension Removal
3. Refer to Figure 1-4. Install bracket for standard pin
support using 5/8-inch hex bolt (8), washer (9) and nut
(10) removed in step 2.
Figure 1-4
Installing Standard Pin Support
4. Repeat steps for other lower link.
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