---------------,SECTION
A
REAR
WHEEL
TRACK ADJUSTMENT
(manually
adjusted
rear
wheels)
Rear wheel track adjustment is effected by chang-
ing
the wheel rim relative to the center disc, the
rim and/or the disc relative to the
axle
hub or by
inter-changing
the
rear
wheels.
The
sectioned
drawings
shown
in
Figure 42
illus-
trate
the
wheel rim
and
disc positions relative to
the hub
at
various track settings.
Each
drawing represents either a left-hand wheel
viewed
from
the
rear or a right-band wheel
viewed
from
the front.
NOTE:
When
interchanging left and right-hand
wheel assemblies, ensure
the
"V"
of
the
tire tread
remains
pointing in
the
direction
of
forward
travel.
NOTE: With certain options
and/or
tire sizes,
the
smaller track settings
may
not
be
attainable
due
to
mi.nimal
clearance between tires
and
fenders or
·equipment.
When
refitting or adjusting a
wheel,
tighten the
bolts
to
the
following torques then recheck after
driving
the
tractor for 200
yards
(200
m), after 1
hour
and
8 hours operation and thereafter at the 50
hour service intervals:
Rear disc to hub nuts
350
lbf.ft.
(475
Nm)
Rear disc
to
rim
nuts
129
lbf.ft.
(Wheels up
to
(176
Nm)
30 in. diameter)
Rear disc
to
rim
nuts
177
lbf.ft.
(Wheels
of
32 in.
diameter
and
over)
(240Nm)
Disc/Rim Position
Wheels
up
to
30 in. diameter
Wheels 32 in.
Track
dia. and over setting
42. Rear Wheel Track Track Setting
56 in.
(1425
mm)
60 in.
(1525
mm)
64
in.
(1625
mm)
68
in.
(1725 mm)
72 in.
(1825
mm)
76 in.
(1925
mm)
80 in.
(2025 mm)
37