JLG M400 Operator Manual - Manual (Page 55)

SECTION 4 - MACHINE OPERATION
3121644 – JLG Lift – 4-5
Platform/Ground Select Switch
The Platform/Ground Select switch directs
battery power to the desired control station
when the Power/Emergency Stop switch is
pulled out (on). With the switch held in the
Ground position battery power is supplied
to the ground control station. When the
switch is in the Platform position, battery
power is supplied to the platform control
station.
Motor Activation
FOOTSWITCH MUST BE DEPRESSED PRIOR TO ACTIVATING ANY FUNCTION, OTHER-
WISE FUNCTION WILL NOT OPERATE.
The motor becomes activated and operates the desired function
when the Emergency Stop switch is pulled out (on), the Platform/
Ground select switch is in the appropriate position and the Foot-
switch is depressed.
IF A MOTOR MALFUNCTION NECESSITATES UNSCHEDULED SHUTDOWN, DETERMINE
AND CORRECT CAUSE BEFORE RESUMING ANY OPERATION.
4.4 TRAVELING (DRIVING)
NOTE: For units equipped with optional tilt cutout, verify that the drive
function is cut out when the boom is elevated and tilt alarm is
activated.
NOTE: When lower boom is raised above horizontal, or the upper boom
is raised approximately 16 inches (40.6 cm) above boom rest, the
high drive function will automatically be in low drive.
IF THE MACHINE IS OPERATED AT A VERY SLOW SPEED OR STALLED WHEN CLIMBING A
GRADE OF 20% OR GREATER, DRIVE FUNCTION WILL STOP. REMOVE FOOT FROM
FOOT-SWITCH, AND DEPRESS FOOTSWITCH TO RESET.
DO NOT DRIVE WITH BOOM ABOVE HORIZONTAL EXCEPT ON A SMOOTH, FIRM AND
LEVEL SURFACE.
TO AVOID LOSS OF TRAVEL CONTROL OR “TIP OVER” ON GRADES AND SIDE SLOPES,
DO NOT DRIVE MACHINE ON GRADES EXCEEDING THOSE SPECIFIED ON THE SERIAL
NUMBER PLATE.
DO NOT DRIVE ON SIDESLOPES WHICH EXCEED 5 DEGREES.
AVOID ANY TERRAIN FEATURES WHICH COULD CAUSE THE MACHINE TO TIP OVER.