OP001015
4-85
Inspection, Maintenance and Adjustment
Wheel Nut Torque
Tighten wheel nuts to58 - 62 kg•m (420 - 448 ft lb).
Check Tire for Damage
If the following defects are found in tires, for safety reasons the
tires must be replaced with new tires.
For the replacement contact DOOSAN loader dealer or a tire
manufacturer's local dealer.
• Bead wire is broken or bent, or the tire is greatly
deformed.
• Wear is excessive and the carcass ply (including
breaker) is exposed for more than 1/4 of the
circumference.
• Damage to the carcass exceeds 1/3 of the tire width.
• Tire layers are separated.
Figure 119
WARNING
If a wheel and tire must be removed from machine and
replaced, or if a tire must be replaced on wheel, allow this
task to be performed only by experienced service
personnel. A tire rim could be propelled off wheel and
cause serious bodily injury or death. See Figure 119.
WARNING
Improper servicing or changing tires and rims can cause
explosion resulting in serious injury or death.
Do not service or change tires and rims unless properly
trained and equipped.
Contact your nearest DOOSAN loader dealer or tire
manufacturer's local dealer for tire servicing or changing.
WARNING
An overheated tire may explode causing serious injury or
death.
If overheated tire is suspected, do not approach tire to
distance of less than 15 m (50 ft).
Stay away until tire and rim cool down.
Side walls
Tread
Breakers
Carcass
Beads/Bead wire
FG014479
Figure 120
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