Test The Key Switch; Test The Emergency Stop - Genie GS-2668 RT Service Manual

Section 3 • Scheduled Maintenance Procedures
CHECKLIST B PROCEDURES
B-5

Test the Key Switch

Genie requires that this procedure be performed
every 250 hours or quarterly, whichever comes
first.
Proper key switch action and response is essential
to safe machine operation. The machine can be
operated from the ground or platform controls and
the activation of one or the other is accomplished
with the key switch. Failure of the key switch to
activate the appropriate control panel could cause
a hazardous operating situation.
1 Pull out the red Emergency Stop button to the
position at both the ground and platform
ON
controls.
2 Turn the key switch to platform control.
3 Check the platform up/down function from the
ground controls.
Result: The machine functions should not
operate.
4 Turn the key switch to ground control.
5 Check the machine functions from the platform
controls.
Result: The machine functions should not
operate.
6 Turn the key switch to the
Result: The engine should stop and no
functions should operate.
3 - 18
position.
OFF
GS-2668 RT • GS-3268 RT
B-6

Test the Emergency Stop

Genie requires that this procedure be performed
every 250 hours or quarterly, whichever comes
first.
A properly functioning Emergency Stop is essential
for safe machine operation. An improperly
operating red Emergency Stop button
will fail to shut off power and stop all machine
functions, resulting in a hazardous situation.
Note: As a safety feature, selecting and operating
the ground controls will override the platform
controls, except the platform red Emergency Stop
button.
1 Start the engine from ground controls.
2 Push in the red Emergency Stop button to the
off position.
Result: The engine should shut off and no
machine functions should operate.
3 Start the engine from platform controls.
4 Push in the red Emergency Stop button to the
off position.
Result: The engine should shut off and no
machine functions should operate.
Note: The red Emergency Stop button at the
ground controls should stop all machine operation,
even if the key switch is switched to platform
control.
November 2008
REV B
Part No. 112657