Great Plains 9756PP Operator Manual - Manual (Page 19)

Great Plains Manufacturing, Inc. Preparation and Setup 15
02/17/2014 580-043M
First Time Field Adjustments
Pre-Leveling of Machine
Side to Side Leveling
Refer to Figure 6
11. Pre-leveling of machine can be done on a concrete slab
or level surface. Lower machine so sweeps are 1” off of
ground on the center frame. Adjust the long turnbuckles
at the front of the frames that do not fold, by loosen-
ing jam nut and turning center part of turnbuckle to
an initial setting of 19” pin center to center Check the
center frame for level, if one side is higher than the
other side, extend that side, turnbuckle to bring the cen-
ter level. (Shorten to bring up, extend to bring down).
12. Retighten jam nut .
13. After the center frame is level, do the same for each
wing frame moving outward from the center frame. The
first folding wing (short) turnbuckle initial setting is 17”
pin center to center. The second folding wing (short)
turnbuckle initial setting is 16 3/4”.
14. Make any minor adjustments to these setting to level
the machine (shorten to bring up, extend to bring down).
The wings may need to be adjusted slightly lower than
the center in soft field conditions.
Do not adjust turnbuckle with machine lifted up. Turnbuckle may
disassemble and cause machine to fall. Turnbuckle maximum cen-
ter to center length is 17 3/4”
15. If machine is equipped with coulters, set coulters at 1”
to 1 1/2” above the depth of the sweep blades.
16. You are now ready to operate the machine in the field.
Figure 6
Lift Turnbuckle Adjustment
40991
1
4
2
4
3
1
2 3
4
2