Liebherr LHM 420 - Manual (Page 16)

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Individual wheel sets and industrial truck tyres
The tyres correspond to those used for heavy goods
vehicles making requisition of spares economical and
time-saving. Standard tyres means that customers can
purchase locally from any dealer.
s¬ /PTIMAL¬AVAILABILITY¬
¬NO¬DELIVERY¬BOTTLENECKS
s¬ (IGHEST¬ TYRE¬ LIFE¬ TIME¬ DUE¬ TO¬ LOWEST¬ TYRE¬ LOADING¬
(below 6 t/tyre) and individually steerable wheel sets
s¬ /PTION¬FOAM¬lLLED¬TYRES¬FOR¬SCRAP¬HANDLING
Tyres
During steering operation all driven wheel sets are indi-
vidually controlled and steerable. At every wheel set a
sensor indicates the actual wheel position to the elec-
tronic control system. The steering can be operated ei-
ther from the tower cabin or the operator’s cabin on the
slewing platform.
s¬ /PTIMAL¬ACCESSIBILITY¬FOR¬AN¬EASE¬OF¬MAINTENANCE
s¬ )NDIVIDUALLY¬STEERABLE¬AXLE¬SETS¬REDUCE¬TYRE¬WEAR
s¬ $IFFERENT¬ARRANGEMENTS¬WITH¬VARYING¬NUMBERS¬OF¬
driven wheel sets allow for an inclination of up to 10 %
Individual Wheel Sets
Undercarriage –
The Ultimate Travelling System
Varying design and construction methods of quays and terminals throughout the world have led Liebherr to a
unique undercarriage design. Having turned away from a fixed axle concept, individually mounted sets of four
wheels each enable movement in all directions.