Great Plains Mfg., Inc.
Installation Instructions
6 Foot Drill
Seed Box Agitator Option
Used with:
• 605NT
• 3P605NT
• 3P600
General Information
When you see this symbol, the subsequent instructions and
warnings are serious - follow without exception. Your life and
!
!
the lives of others depend on it!
These instructions explain how to install the agitator option. The agitator stirs the seed directly
above the metering cups. It is intended to cut
down on the "bridging" of light fluffy seeds.
These instructions apply to:
118-748A 3P600 Agitator w/Drive - 7-1/2"
118-749A 3P600 Agitator w/o Drive - 7-1/2"
118-750A 3P605NT & 605NT Agitator
w/Drive
118-751A 3P605NT & 605NT Agitator w/o
Drive
118-788A 3P600 Agitator w/Drive - 6"
118-789A 3P600 Agitator w/o Drive - 6"
Manual Update
Refer to the 6 foot drill operator’s manual for detailed information on safely operating, adjusting,
troubleshooting and maintaining the agitator option. Refer to the parts manual for part
identification.
Drill Manual Part Numbers
151-061M 605NT & 3P605NT Operator’s
Manual
151-061P 605NT & 3P605NT Parts Manual
118-794M 3P600 Operator’s Man ual
118-794P 3P600 Parts Manual
Before You Start
Beginning on page 8 are detailed listings of parts
included in the agitator option packages . Use the
proper list to inventory parts received.
Definitions
Right-hand and left-hand as used in this manual
are determined by facing the direction the machine will travel while in use unless otherwise
stated.
Assembly Instructions
Agitator Shaft
See
Figure 1:
1. Remove cov ers (1) from inside both ends of
seed box by removing bolt (2), loc k washer (3)
and hex nut (4).
© Copyright 2000 Printed
4/26/2000
18726
Figure 1
Seed Box Cover Removal
151-071M
Seed Box Agitator Option
2
Great Plains Mfg., Inc.
See
Figure 2:
2. Slide agitator shaft (5) into seed box from left
side of drill.
3. As shaft advances, slide on parts in the following order.
• 35 tooth sprocket (6)
• bearing and flanges (7)
• lock collar (8)
• bearing and flanges (9)
• lock collar (10)
• bearing and flanges (11)
4. Attach bearings and flanges to divider (12)
and inside of end panels (13 and 14) with 5/16
x 1 inch round head bolts, lock washers and
hex nuts.
5. Slide lock collars (8 and 10) against bearing
and flanges (7 and 11) and tighten set
screws.
Figure 2
Agitator shaft Installation
151-071M 3/31/2004
18727
Great Plains Mfg., Inc.
Drive Assembly
605NT and 3P605NT Drive
NOTE: If your drill is equipped with a nativ e grass
option, a majority of the agitator drive is already
installed. Go to
See
Figure 3:
1. Mount bearings and flanges (1) to left side of
drill frame and to the frame support as shown.
Use 5/16 x 1 inch bolts (2), washers and nuts
to secure flanges. Leave bolts loose .
2. Install drive shaft (3) through bearings. As you
install shaft, place 17 tooth sprocket (4) on
shaft near left side of drill frame.
3. Place 17 tooth sprocket (5) on the right end of
shaft.
4. Install three 12 tooth idler sprockets (6) in locations shown, using a 1/2 x 3-1/2 inch bolts
(7), hex jam nuts (8), USS flat washers (9)
and hex flange nuts (10).
page 4 for chain routing.
Installation Instructions
3
3/31/2004
18662
Figure 3
605NT & 3P605NT Drive Assembly
151-071M
Seed Box Agitator Option
4
Great Plains Mfg., Inc.
5. Refer to Figure 4.
Install 16 tooth splined
sprocket (11) to gearbo x as sho wn, and fasten with snap ring (12).
See
Figure 5:
6. Route chains as follows:
a. The 45 pitch chain around new 16 tooth
sprocket (13) on gearbo x to 17 tooth
sprocket (14).
b. The 89 pitch chain around 17 tooth
sprocket (15) near left side of frame to 35
tooth sprocket (16) on agitator shaft.
7. Adjust idlers to remove chain slack.
Figure 4
Gearbox Sprocket
18728
Agitator Chain Routing
NOTE: F or drills with the native grass
option, include the agitator sprocket
(16) in the 166 pitch chain routing as
shown.
Agitator Chain Routing with Native Grass
Figure 5
151-071M 3/31/2004
18730