Polaris 1999 Sportsman 400 Service Manual page 364

35 8
Press the tire sidewa ll/bead do wn to allow the liquid
to run into and aro und the bead area. A lso apply lu-
bricant to the area where the bead breaker arm will
co me in co ntact
with
the tire sidewall.
4. Position the whee
l in the bead breaker.
5. Slow ly work the tire tool, mak ing s ure the tool is
against theinside of the rim, and break the
lire
bead
aw ay from the rim (F igure 58).
6. Usc bot h hands to press dow n o n the tire on ea ch
side of the too l and brea k the rest of the bead free
fro m the rim.
Tire
C HAI'TE R TWELVE
N O TE
If
the res! of tile tire bead ca nnot he
broke n loose. raise the tool. rotate the
tire/ri m assembly
Gild
repeal
Steps
4
and
5
until the
ell tire
bead is broken
loose from the rim.
7. Tum the wheel over and rep eat Steps 4-6 to
break the bead loose from the o ppo site side .
8. Remove the tire from the rim using tire irons
(Fi gu re 59).
9. Clean the rims and tire sealing surfaces.
10.
Inspe ct the tire sca ling surface o n both sides of
the rim (Fig ure 60) . If the rim is bent, it
may
leak
air. Repair or replace the rim as required.
11. Inspect the tire for cuts, tears. abrasions or any
o the r defect s.
12.
To replace the va lve ste m, perfo rm the follow -
ing:
a. Su ppo rt the rim and pull the old va lve stem
o ut of the rim . Discard the old va lve ste m.
b. Cl ean the va lve stem hole in the rim .
c. Lubricate the new valve stem with tire lubri-
cant.
d. Pull the new valve stem into the rim from the
inside out, until it snaps into place (Figure
61).
13. Apply clean wa ter to the rim fl anges, tire beads
and on
the outer
flange of the
rim,
Makesure the rim
flange is clean, Wipe
with
a
lint-free
cloth,
CAUTION
Do not coat the tire beads nor the rim
with
a llY
tire mounting lubricant or
a
liquid dish
washing
de tergent, These
solut ions
will
lea ve
II
slippe ry residue
011
the tire that can allow the tire to slip
on the rim,
causing
air pressure loss.
®
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TIRE REMOVAL