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Cleaning Skid Frame
(Cheetah)
1.
Wash
all metallic
components
in
parts-
cleaning solvent and
dry
with
compressed
air.
2.
Wash
al
l
plastic parts
in
detergent soap
and
hot water; then dry
thoroughly.
3.
Sand and apply
paint
to all
rusted or
chipped
areas.
r
Inspecting
Skid Frame
(Cheetah)
III
NOTE: It is very important that a close in·
spection is made on all parts. Simple clean·
ing isn't enough as this area involves safety of the
operator. All welded areas should be closely
in·
ected for any signs of cracking or fatigue. All
,ounting holes should be checked for wear. All
lock nuts should be replaced and torqued to
specifications.
Inspect
all bushings, axles, and
mounting brackets
for wear
and cracks. If a part
appears questionable,
replace the
part.
1.
Inspect all mounting bo lts for
any
signs of
thread
damage, bending, stretch, and wear. If
any
of
these co
ndi
tions
are found, replace the
bolt.
2.
Inspect al
l
axles for signs of crack ing or wear.
Check
each
axle
fo
r t ightness
in its bush ings.
4.
In
spect
front and rear
arms
in welded
areas
and entire length for any signs of cracks.
Replace arms
if
any cracks are found.
5.
In
spect
all id ler wheel bearings.
Turn
each
bearing by hand and check for smoothness. If
a bearing fee ls rough, rep lace the whee
l
and
bearing as a set.
6.
Inspect al
l
idler wheel mounting axles for
straightness.
In
spect all springs
for abnormal bends or
cracks.
8.
In
spect
all
mount
in
g brackets for bending,
wear,
and
cracks.
9.
Inspect the
skid·frame rai ls for
unusual
bends.
r
Assembling Skid Frame
(Cheetah)
~
~
1.
Sli
de
the front
shock pads
into
pos ition.
In-
sta
ll
pins and secure
with push
nuts.
2.
Slide the
front
crossbrace into
the rail from
the
front and
secure
with
four
bolts
and
new
lock nuts.
Torque to 2.4 kg-m
(17 ft- Ib).
Fig.
7·66
082
3.
Install
the front idler wheels, spacer, washers,
axles, and mounting brackets. Secure
the
mount
ing
brackets to the rails with four bolts
and
lock
nuts torqued to 2.4 kg-m (17 ft- Ib).
4.
Instal
l
the
fron
t
arm mounting
brac kets.
Secure with four bolts and lock nuts torqued
to
2.4
kg-m (17 ft-Ib).
5.
Position axles and spacer into the lower front
arm mounting tube and place between mount-
ing brackets. Secure the front arm to the
mounting brackets with a
long
bolt and new
lock nut torqued to 4.2 kg-m (30 ft· lb).
6.
Secure the
front-arm stop to the front arm
with bo lt, two washers,
and
lock nut. Nut
shou ld be positioned on bottom side of front-
arm stop
.
Torque the bolt to 1.1 kg-m
(8
ft-Ib).
157
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