JLG 600SC_660SJC Operator Manual - Manual (Page 48)

SECTION 3 - MACHINE CONTROLS AND INDICATORS
3-14 – JLG Lift – 3121606
15. Function Speed Control
Controls the speed of Boom and Swing
Functions. Rotate counterclockwise for
slower speed and clockwise for faster
speed. To adjust to creep, turn knob fully
counterclockwise until it clicks.
NOTE: To operate the Main Boom Lift/Swing joystick,
pull up on the locking ring below the handle.
NOTE: The Main Boom Lift/Swing joystick is spring
loaded and will automatically return to neutral
(off) position when released.
16. Main Lift/Swing Controller
Provides main lift and swing. Push
forward to lift up, pull backward
to boom down. Move right to
swing right, move left to swing
left. Moving the joystick activates
switches to provide the functions
selected.
Platform Control Indicator Panel
(See Figure 3-4., Platform Control Indicator Panel)
1. Tilt Alarm Warning Light and Alarm
Indicates that the chassis is on a slope. An
alarm will also sound when the chassis is on a
slope and the boom is above horizontal. If lit
when boom is raised or extended, retract and lower to
below horizontal then reposition machine so that it is level
before continuing operation. If the boom is above horizontal
and the machine is on a slope, the tilt alarm warning light
will illuminate and an alarm will sound and CREEP is auto-
matically activated.
IF TILT WARNING LIGHT IS ILLUMINATED WHEN BOOM IS RAISED OR EXTENDED,
RETRACT AND LOWER TO BELOW HORIZONTAL THEN REPOSITION MACHINE SO THAT
IT IS LEVEL BEFORE EXTENDING BOOM OR RAISING BOOM ABOVE HORIZONTAL.
2. Platform Overload Indicator (If Equipped)
Indicates the platform has been overloaded.