Function Check - JLG 340AJ Operation And Safety Manual

11. Function Check – Once the "Walk-Around" Inspection is
complete, perform a functional check of all systems in an
area free of overhead and ground level obstructions. Refer to
Section 4 for more specific operating instructions.
IF THE MACHINE DOES NOT OPERATE PROPERLY, TURN OFF THE MACHINE IMMEDI-
ATELY! REPORT THE PROBLEM TO THE PROPER MAINTENANCE PERSONNEL. DO NOT
OPERATE THE MACHINE UNTIL IT IS DECLARED SAFE FOR OPERATION.

Function Check

Perform the Function Check as follows:
1. From the ground control console with no load in the plat-
form:
a. Check that all guards protecting the switches or locks
are in place;
b. Operate all functions and ensure proper operation;
c. Check auxiliary descent and ensure proper operation;
d. Ensure that all machine functions are disabled when
the Emergency Stop Button is pushed in.
e. Ensure all boom functions stop when the function
enable switch is released.
2. From the platform control console:
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SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
– JLG Lift –
a. Ensure that the control console is firmly secured in the
proper location;
b. Check that all guards protecting the switches or locks
are in place;
c. Operate all functions and ensure proper operation;
d. Ensure that all machine functions are disabled when
the Emergency Stop Button is pushed in.
e. Ensure that all machine functions stop when the foot-
switch is released.
3. With the platform in the stowed position:
a. Drive the machine on a grade, not to exceed the rated
gradeability, and stop to ensure the brakes hold;
b. Check that the tilt indicator is illuminated to ensure
proper operation.
4. Swing the boom over either of the rear tires and ensure that
the Drive Orientation indicator illuminates and that the
Drive Orientation Override switch must be used for the drive
function to operate.
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