Genie GR-12 Operator's Manual page 31

Sixth Edition • First Printing
Test Auxiliary Lowering
18 Activate the up function by pressing the lift
enable button and platform up button, and
raise the platform approximately 2 ft. / 60 cm.
19 Pull the auxiliary lowering knob located at the
base of the machine below the mast.
Result: The platform should lower. The
descent alarm will not sound.
Test the Tilt Sensor Operation
20 Press the ground control down button
(button 3)
Result: The ground control LCD screen will
display the status of the tilt sensor. The X and
Y values (pitch and roll) will be displayed.
21 Turn the key switch to platform control.
At the Platform Controls
Test Emergency Stop
22 Push in the platform red Emergency Stop
button to the off position.
Result: No functions should operate.
Test the Horn
23 Pull out the red Emergency Stop button to the
on position.
24 Press the horn button.
Result: The platform alarm, chassis alarm, and
automotive horn (if equipped) should sound.
Part No. 1297723GT
Test the Function Enable Switch and the
Up/Down Functions
25 Press the outdoor use button.
Result: The outdoor use button should
illuminate.
26 Do not hold the function enable switch on the
control handle.
27 Slowly move the control handle in the direction
indicated by the blue arrow, then in the
direction indicated by the yellow arrow.
Result: No functions should operate.
28 Press the lift function button.
29 Wait seven seconds for the lift function to time
out.
30 Slowly move the control handle in the direction
indicated by the blue arrow, then in the
direction indicated by the yellow arrow.
Result: The lift function should not operate.
31 Press the lift function button.
32 Press and hold the function enable switch on
the control handle. Slowly move the control
handle in the direction indicated by the blue
arrow.
Result: The platform should raise. The pothole
guards should deploy.
33 Release the control handle.
Result: The platform should stop raising.
34 Press and hold the function enable switch on
the control handle. Slowly move the control
handle in the direction indicated by the yellow
arrow.
Result: The platform should lower. The
descent alarm should sound while the platform
is lowering.
™ -12 • GR ™ -15 • GR
GR
Inspections
™
-20
Operator's Manual
29