OPERATION & MAINTENANCE MANUAL SWE18UF
49
Set the pedal to the lock position when
it is not used. If not, if any controls
should be touched accidentally when the
pedal has not been locked, it may cause
serious accident.
Hydraulic breaker
operation time
percentage (%)
3.8 BOOM SWING
The boom swing pedal locates at the position of
operator’s right foot, it is used to swing boom, but the
upper-carriage (cab, engine, etc) won’t slew when
operating this pedal.
A.
Boom swing rightward
B.
Boom swing leftward
Right figure shows the maximum distance of
boom swing from upper-carriage central line.
You can lock them just by putting the lock pedal on it.
A――Unlocked position
B――Locked position
FIG.3-41 Replacement interval (hours)
