Great Plains CALIBRATION CRANK Assembly Instructions - Manual (Page 3)

10/4/2005 152-302M
Great Plains Mfg., Inc.
3 Installation Instructions
605NT 152-301A Assembly Instructions
Install Calibration Handle Stob
Refer to Figure 1
1. Choose a location on frame of drill to weld
the calibration handle stob.
NOTE: Be sure to choose an out of the way lo-
cation as the calibration handle stob stores the
calibration crank when it is not in use.
2. Grind paint at location on frame where cal-
ibration handle stob is to be welded.
3. Weld calibration handle stob on frame.
4. Repaint portion of frame.
Assemble Calibration Crank
1. Place vinyl hand grip over calibration crank
handle.
Replace Jackshaft
Refer to Figure 2
1. Loosen and remove 5/16-18 x 3/8 set
screws from lock collars on both sides of
left hand side gauge wheel drive assem-
bly.
2. Remove lock collar from outside of left
hand side gauge wheel drive assembly.
3. Unclip and remove chain from chain
sprocket and jaw clutch located on inside
of left hand side gauge wheel drive assem-
bly.
4. Remove jaw clutch and sprocket assembly
from gauge wheel jackshaft. Remove lock
collar.
5. Holding on to center sprocket, replace
gauge wheel jackshaft with new gauge
wheel jackshaft from kit.
6. Replace jaw clutch and sprocket assembly
on new jackshaft. Reattach chain to
sprocket. Add lock collars and tighten.
23387
Figure 1
Calibration Crank on Storage Stob
jaw clutch and sprocket
assembly
23388
Figure 2
Jackshaft