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NOTE: Slide your hand along the inside of
the tunnel and vigorously push the under·
side of the track up and down. Track must not
hit top of tunnel or slap skid frame.
5.
After correct track tension is
obtained,
check track alignment.
NOTE: Track tension and track alignment
are interrelated; always check both even if
only one adjustment seems necessary. Always
establish correct track tension before checking
and/or adjusting alignment.
Track Alignment
Proper track alignment is when the rear idler
wheels are equidistant from the inner drive lugs
on the inside surface of the track.
Fig. 7-31
126
Rear Idler
Wheels
~
Inner Drive
tugs
0725-070
1.
Using a shi
el
ded saf
ety
st
and, raise
th
e
rear of th
e
snowmobil
e
of
f
th
e floor
making
sure the
trac
k
is free to
rotat e.
&
WARNING
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•
The tips of the skis must be positioned
.
~gainst
a
'
-
I
,
.
.
.
.
v.
_
wall or similar object for safety.
;
·
.·_.- .. ·
:-.s-~
..
~
' .
.
-
'
-
. •. L.
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\>-~~-,·
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2.
Start th
e eng ine and accelerate
slight
ly.
Use only enoug
h t
hrottle to turn
the
t rack
severa
l
revol
ut ions.
SH UT ENGINE
OFF
.
NOTE: Allow the track to c
oast to a
stop.
DO NOT apply the brake
because it
c
ould
produce inaccurate
alignment
conditions.
3.
Wh en th
e
t
rack stops rot
ating
,
check
the
relati onshi
p of
th
e rear idl er
vvhee
ls
and
t he
trac
k in
ne
r dri
ve lugs
. If
th
e
distan
ces
fro
m
th
e
idl er wh
ee ls to the
inner
drive
lugs
are
th
e same
on both
si des
,
no adju stm
ent is
necessary.
4.
If the distances fro
m
the idler
wheels
to
th
e
inner
d
ri
ve
lu
gs are
not th
e same on
both
sides, proceed
t
o step
5.
5.
On th
e side
of th
e track w hich has the
inner
dri ve lug
s
closer
to
th
e rear idler whee
l,
loosen th
e adj
ustm ent
bo
lt
jam
nut;
then
rotate
th
e
adjustment
bo
lt
c lockwise
1-1
1/2
turns.
6.
Check
tra
c
k
alignm
e
nt
a
nd
m
a
k
e
necessary
adju stment
s
until proper
alig
n-
ment is obtained
.
NOTE: Make sure correct track tension is
maintained after adjusting track align·
ment.
7.
After proper track alignment
is
obtained,
lock adjustment bolt jam nut against
the
axle housing
.
8.
Field test the track under actual condi-
tions.
9.
After the field test, check track alignment
and track tension
;
adjust if necessary.
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