Operator's Manual
Fifth Edition • First Printing
Part No. 133571
GR-12 • GR-15 • GR-20
25
1 Select a test area that is firm, level and free of
obstruction.
2 Be sure the batteries are connected.
At the Ground Controls
3 Pull out the platform and ground red Emergency
Stop buttons to the on position.
4 Turn the key switch to ground control.
5 Observe the LED diagnostic readout on the
platform controls.
Result: The LED readout should look like the
picture below.
Test the Up/Down Functions
The audible warnings on this machine and the
standard horn all come from the same central
alarm. The horn is a constant tone. The descent
alarm sounds at 60 beeps per minute. The alarm
sounds at 180 beeps per minute when the pothole
guards have not deployed and when the machine
is not level. An optional automotive-style horn is
also available.
9 Do not press the lift function enable button.
10 Press the platform up or platform down button.
Result: The lift function should not operate.
11 Do not press the platform up or platform down
buttons.
12 Press the lift function enable button.
Result: The lift function should not operate.
13 Press and hold the lift function enable button,
and press the platform up button.
Result: The platform should raise.
14 Press and hold the lift function enable button,
and press the platform down button.
Result: The platform should lower. The descent
alarm should sound while the platform is
lowering.
Test Emergency Lowering
15 Activate the up function by pressing the lift
enable button and platform up button, and raise
the platform approximately 2 ft / 60 cm.
16 Pull the Emergency lowering knob located at
the base of the machine below the mast.
Result: The platform should lower. The descent
alarm will not sound.
17 Turn the key switch to platform control.
Inspections
6 Observe the LCD diagnostic readout on the
ground controls.
Result: The LCD readout should display
READY, the machine model and machine
hours. Refer to the example below.
Test Emergency Stop
7 Push in the ground red Emergency Stop button
to the off position.
Result: No functions should operate.
8 Pull out the red Emergency Stop button to
the on position.
Summary of Contents for Genie GR-12
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