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Adjusting Suspension
The suspension
has
been designed to provide the
o~erator
with the best
possible
handling
and
ride
with
the
least
amount
of
·
adjustme nt
and
maintenance.
Under most conditions,
little
change
in
suspen-
sion
adjustment
will be
requi
red from
the
in
itial
set-up at the
factory. If,
however, the
customer
fee
ls
a suspension change
is necessary to fit
his
or
her
driving style,
use the
fo
llowi
ng
instructions.
AD.
J USTING SWAY BAR LINKAGE
The sway
bar linkage
adjustment
is used to level
the
front
end
assemb
ly.
It
has been
preset
during
manufacturing
and shou
ldn
't need
any
adjust-
ment
unless
disassembly
s
hould
become
necessary.
Use the
following
procedure for
reassembly and adjusting
of
the sway bar
linkage.
1.
Set a support stand under the front be
lly
pan
to take
pressure
off the
skis.
2.
If the
s
way bar linkage has
been
removed
from
the snowmobi le, measure
its
length
from the center of
the
upper
ball
joint to the
center of the
lower
ball joint
hole.
It
must
measure between
10.8
and 11.4 cm
(4
%
and
4112 in.). To adjust, loosen the jam nuts
on
the
adjustment stud and rotate
the
adjustment
stud
until
the
desired
center-to-center
distance is obtained.
Adjust the l inkage
for
the other side
using
the same procedure.
3.
With
both
li
nkages pread
ju
sted,
install them
on
the
snowmobile. Apply LOCTITE LOCK N'
SEAL to the upper
ball
joint stud threads and
secure to
upper
arm.
4.
Using the bolt and nut, secure the lower por-
t ion of the
linkage to
the sway bar arm.
Tighten to 2.9-3.6 kg-m
(21
-26 ft-Ib).
5.
Remove
support
stand
from
front
end
assembly
a'
n d place
the
snowmobi le on a
level
floor.
6.
Position a leve
l
or angle finder on the engine
cyl inder
head to
check
the levelness
of the
snowmobile.
7.
If
the snowmobile
isn't level,
make
the final
adjustment
to
either of the
linkages
to
level
~he
sno
wmobi
le
.
Be sure to lock
all
linkage
Jam nuts after completing the adjustment.
152
Fig.
7·47
'--_--Upper
Arm
ADJUSTING SKID FRAME PRE·LOAD
(EI Tigre, Pantera, and Cougar)
0727·192
The pre-load adjustment has been set at the fac-
tory
for
best hand
li
ng and
ride
under normal
trail
riding
conditions.
Arctco
recommends
that
18-25
mm
(%-1 in.) of
thread
be exposed behind the rear
jam
nut as
an
initial setting. If hard or
fast riding
is
done over very rough trai ls, more pre-load may be
desired
.
To
increase
pre- load
follow
these steps:
1.
Loosen shock
mounting bolt
and
nut.
2.
Loosen the
jam
nut;
then rotate ad
ju
sting nut
clockwise to
in
crease pre-load and counter-
clockw ise to decrease pre-load.
II
NOTE: The pre· load must not be set so that
less
than 1 to 2 threads are
exposed
behind
the rear jam nut.
•
CAUTION
•
If pre-load is excessive, damage to the shock
may occur.
If
pre-load
is
insufficient,
damage to
the tunnel may occur.
3.
After pre-load
is
set, t ighten
the
bo lt and
nut
to 3.4
kg-m
(23 ft-Ib).
4.
Ha.ve the owner test drive
to
ensu
re
the proper
adjustment.
Fig. 7·48
Movement
l
or
(lb::Irn:~~=::
Increasing and
Decreasing
.......
Pre·
Load
on
,..,
.Jf
Front Arm
/
~
Front Shock and
qJ]~~C;;::;;
Springs 01
Suspension
System
0727·043
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