Rolling harrow (optional) – Great Plains 4000TT Predelivery Manual User Manual
Page 22
18
1200-4000TT
Great Plains Manufacturing, Inc.
586-201Q
02/11/2014
Rolling Harrow (optional)
Note: It is very important to install the rolling harrow
assembly in the order shown below and go to the
rolling harrow placement drawing, see “Layout
Section” of this manual for proper dimensions
where it is marked xxx in drawing below. The roll-
ing harrow bracket
dimensions are coming off
of rear, front tube of drag frame
to front of plate
of rolling harrow bracket
. The ball joint bracket
is dimensioned off of end of rolling spike tube
to side of plate on ball joint bracket
(dimensions
in layout drawings may come off either end of
tube). For complete parts breakdown see “Attach-
ment Section” of Parts Manual.
Refer to Figure 15
61. Start by installing the drag frames
with 3/4 x 2 hex
bolts
, 3/4 lock washers and 3/4 nuts. Torque bolts
to 265 ft-lb.
62. Attach rolling harrow brackets
in appropriate loca-
tion with 5/8 x 3 1/32 x 4 1/2 u-bolts
, secure with
5/8 lock washers and 5/8 nuts. Adjust the brackets to
dimensions shown in layout drawings and torque u-
bolts to 150 ft-lb.
63. Attach ball joint brackets
and
to rolling spike
tubes
with 5/8 x 3 1/32 x 4 1/2 u-bolts
, secure
with 5/8 lock washers and 5/8 nuts. Place left ball
joint brackets
in proper location from layout draw-
ing and torque u-bolts to 150 ft-lb. Leave right ball
joint bracket
loose, as it may need move a little to
bolt up to right rolling harrow bracket
.
64. Carefully lower machine down or use fork lift (if avail-
able) to raise rolling harrow assemblies
to attach
rolling harrow brackets
. Align ball joint brackets
and
to rolling harrow assemblies
, secure with 1
x 4 hex bolts
and 1 nylon lock nut. Torque bolts to
645 ft-lb. Also torque the 5/8 x 3 1/32 x 4 1/2 u-bolts
in right ball joint brackets
to 150 ft-lb.
65. Check to see that all bolts have been tightened to
specs, See “Torque Values Chart” on page 23.
3
1
3
6
8
6
1
2
3
4
6
7
8
4
6
7
3
9
3
6
7
9
5
4
7
Figure 15
Rolling Harrow
42436
1
8
4
2
4
5
7
6
3
4