Palm Command Control System (PCCS) Levers
Komatsu’s ergonomically-designed PCCS handles create
an operating environment with complete operator control.
The low-effort PCCS joystick
controls all directional
machine travel speed as
well as counter-rotation.
The electronic controlled,
palm commanded joystick
provides precise blade
control. New blade angling
switch operation provides
easier and predictable blade
HST with Electronic Control
The D61EX/PX-24 is equipped with Komatsu-designed HST
that allows for Quick-Shift or Variable speed selection. The
HST features dual-path closed-circuits with two variable
displacement piston pumps and two variable displacement
travel motors. Hydrostatic steering eliminates steering clutches
and brakes, providing smooth powerful turns. Fully electronic
control provides full automatic shifting and enables smooth
control. An electronic fuel control dial controls engine speed.
Design (Decelerator/Brake Pedal)
Controls Speed, During Operation
Machine operation is simple
because brake function has been
integrated into the decelerator pedal.
Machine travel speed can be
controlled using one pedal. The
pedal function can be changed by a
mode selector switch.
The pedal can
decelerate engine rpms and vehicle
travel speed. It can be used for all
The pedal can decelerate vehicle travel speed
while maintaining high-engine speed. This mode can be helpful
to maintain work-equipment speed, while using the brake