1±²/j
RepairIng a fat tire oN aN RT FOrkliFt, craNe, or similar large-tire vehicle is
eNough to ruiN aNy mechaNic's day.
BreakiNg the bead is the hard par±. WitHout the right tools, it's a back-breaKiN',
kNuckle²bus tiN' job. Some mechaNics have beeN creative iN their choice oF tools³
They've used ´rkliFts, pickaxes, sledgehammers and assorted big hammers. Tµese
work, but oFteN damage ¶he tire.
There's No reason to go to so much troublE wheN there's a dandy tool that mAkes
the job a sNap. Portable hydraulic bead breaker, ·S·
4910-00±773±9341,
is made
to demouNt big tires.
¸ne persoN caN break d¹wN a tire ºitH this tool, but with two people the job is
much easier.
Tire Demounting
1
I
the wheel is oN the axle, chock
•
all wheeLs except the oNe you»re
workiNg oN. Check your
±10
TM ´r
¼e proper jack aNd liFtiNg poiNt.
I
you' re Not workiNg oN coNcrete, place
the jack oN hardwood blocks ´r sup½
port. Jack up ¼e vehicle until the
ºheel clears the grouNd. Block the
vehicle aNd lower the jack.
52
BlOck Up
fOR saFE±y
J²N
88
2
¾et all air out oF ¼e tire. Take
•
out the valve core.
I
the tire
goes dowN slowly, the stem could be
clogged. Use a piece oF ºire to clear
¼e air passage.
3
Slip the clampiNg jaws oF the
•
bead breaker over the outer
edge oF ¼e faNge.
J³N
²²
4
TighteN the adjustiNg screws at
·
•
the bottom oF the jaws. Set the
haNd lever so tµe jaw assem¿ly is at a
right aNgle to ˵e faNge's plaNe.
5
•
With the spade tip poiNtiNg
dowN aNd the hydraulic ram reÁ
tracted, put the spade aNd ram iN Âhe
Ãame. Place Àhe spÄde tip betweeN
¼e tire bead aNd the rim fange. ¾iFt
±
the ram uÅtil the trÆÇioN eNgages the
Ãame shoulder support.
È
Move the
stop screº iNto tÉe support ram.
5³