Great Plains Gauge Wheel-Spindle - Manual (Page 17)

Great Plains Mfg., Inc.
Installation Instructions 17
04/10/2009 195-080M
Final Wheel Hub Install
Refer to Figure 28
79. With correct sprocket clearances achieved, place a
hub on the threaded end of the spindle.
80. Select one new or saved washer and nut:
804-182C WASHER HARD 1 1/2 MILCARB GR8
803-239C NUT HEX SLOTTED 1 1/2-12 PLT
Place the washer on the threaded end of the
spindle, and add nut . Tighten nut until
hub is seated far enough to allow insertion of
hub cross-bolt.
81. Secure hub cross-bolts with washers and
flanged lock nuts . Tighten lock nuts until a gap
of
1 ⁄
32
in (0.8mm) remains between nut or
washer and hub casting.
82. Continue tightening castellated nut until there
is no side-to-side play in the spindle assembly. If
there is still play with the nut fully seated, remove
the hub and add a 2in washer
to the
threaded end of the spindle.
IMPORTANT !
Do not overtighten castellated nut, or bearings will
be damaged.
83. Rotate the spindle and check for sprocket and hub
clearance inside the gauge wheel weldment.
84. Select one new:
805-148C PIN COTTER 3/8 X 3 PLT
Secure castellated nut with cotter pin.
Mount Wheels
Refer to Figure 29
85. Select two new or saved wheel sets:
, , or
and if new wheels, two new decals:
818-751C DECAL CAUTION TIRE 32 PSI
or
838-092C DECAL CAUTION TIRE 60PSI/85FT
Clean and dry the wheel rim near the valve stem.
Apply the decals. Smooth out any air bubbles.
86. Select twelve (12) new or saved wheel bolts:
802-104C BOLT WHEEL 1/2-20X1 90-DEG
Mount the wheels with the valve stem side facing
away from the ground drive weldment. Torque to
specified value on decal. See torque chart on
page 19 for metric values.
Figure 28
Final Wheel Hub Install
29446
21
55
23
20
12
12
22
19
24
63
52
59
57
61
60
52
13 16
55
13
16
12 52
23 63
20 59
23 63
20 59
12 52
22 61
21 60
21 60
22 61
20 59
13 16 55
Figure 29
Wheel Mounting
29446
18
53
56
33
32
31
24
20 59
31 32 33 53
28
29
18 56