Chevrolet Light - Page 66

for so many years that it can be assume d that all motorists
are familiar with the procedure for changing tires; however,
the specia l informat ion pe r taining to "sy nthetic tubes" above
shoul d be ca r efully followed.
3/.& Ton Tire Changing-Demounting,
1. Completely deflate tire by removing valve core.
2. Support wh ee l disc (re t aining ring side up) on three or
f ou r wood block s (2" x 4" block 3" or 4" l ong) to keep tire off
the floor.
3. Loosen the tir e bead from it s seat in the rim by driving
th e flat end of the tire ir on between the b ea d and the rim.
Hold the iron down on the side wall to avoid cutting the bead,
and make sure the iron is dri ven in until it strikes the rim.
Apply do wnward pressure on the tir e iron to f orce the b ead
away from the retaining ring. Continue around the ti re until
it is l. oosened all the way around and the retaining ring can be
moved fr om its support on the gu tter diameter and into the
gutter well.
4. I nsert curved end of tire iron
in the square notch in the retaining
ring and pry out and up while hold-
ing the ring down into th e gutter at
the opposite side (flg. 63). Continue
th is ope r ation until the cutaway por-
tion of the retaining ring nearest the
tire iron spans the outside diameter
of the rim gutter.
5. Continue to pry the remaind er
of this ha lf of the retaining ring
from the gutter 'h
y
movi ng progres-
sively t owar d the other cutaway
portion in the ring.
fig. 6J _~/. Ton rir,
R .mov ol
6. The remainder of the retaining ring can n ow be pried
out of the gutter and the ring removed. : _
7. Turn the whee l over and pl ace it on the blocks w ith the
ring side down; then force tire from wheel rim. Remove tire
flap and tube from tire.
% Ton Tire Ch angi ng-Mountin g.
1. Remove all rust scale from the rim and retainer ring.
2. I nsert tube in tire and inflate until tube is nearly rounded
out.
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