Traveling On A Grade; Steering; Platform; Platform Level Adjustment - JLG 400S Operation Manual

SECTION 4 - MACHINE OPERATION

Traveling on a Grade

When traveling a grade, maximum braking and traction are obtained
with the boom stowed, in position over the rear (drive) axle, and in
line with the direction of travel. Drive the machine forward when
climbing a grade, and in reverse when descending a grade. Do not
exceed the machine's maximum rated gradeability.
Figure 4-4. Traveling on a Grade
IF THE BOOM IS OVER THE FRONT (STEER) AXLE, DIRECTION OF STEER AND DRIVE
MOVEMENT WILL BE OPPOSITE FROM THE MOVEMENT OF THE CONTROLS.
4-10
4.5

STEERING

Position thumb switch on Drive/Steer controller to
Right for steering right, or to Left for steering left.
4.6

PLATFORM

Platform Level Adjustment

ONLY USE THE PLATFORM LEVELING OVERRIDE FUNCTION FOR SLIGHT LEVELING OF
THE PLATFORM. INCORRECT USE COULD CAUSE THE LOAD/OCCUPANTS TO SHIFT OR
FALL. FAILURE TO DO SO COULD RESULT IN DEATH OR SERIOUS INJURY.
To Level Up or Down - Position the Platform/Level
control switch Up or Down and hold until the plat-
form is level.

Platform Rotation

To rotate the platform to the left or right, use the
Platform Rotate control switch to select the direc-
tion and hold until desired position is reached.
– JLG Lift – 3121670