Genie GS-3384 Service And Repair Manual page 115

September 2016
GS-3384, GS-3390 and GS-4390 models:
14 Pull out the red Emergency Stop button to the
on position at the ground controls. Wait
3 seconds and start the engine.
Result: The alarm doesn't sound and the
engine will start and run. Proceed to step 15.
Result: The engine will not start and an alarm
is sounding. Repeat this procedure beginning
with step 12.
Note: The red Emergency Stop button must be
cycled after each quarter turn of the nut (or
adjustment screw) to allow the platform overload
system to reset.
Note: Wait a minimum of 3 seconds between each
quarter turn of the nut (or adjustment screw) to
allow the platform overload system to reset.
15 Raise the platform until the position indicator
corresponds to the maximum load position of
the capacity indicator decal.
Tip-over hazard. Raising the
platform with maximum load
above the maximum load
position, as shown on the
capacity indicator decal on the
side of the platform, could result
in the machine tipping over,
resulting in death or serious
injury. Do not raise the platform
above the maximum load
position of the capacity indicator
decal.
Note: To perform this step, the system relief valve
will need to be adjusted.
Note: To help complete this part of the procedure,
apply a piece of tape to the underside of the
platform at a point which corresponds to the
maximum load position of the capacity indicator
decal before raising the platform.
Result: The engine continues to run. Proceed
to step 16.
Result: The engine has stopped and an alarm
is sounding. Proceed to step 17.
Part No. 1272222
Platform Overload Components
Set the pressure switch
16 Turn the nut (or adjustment screw) of the
platform overload pressure switch out of the
hydraulic line until the overload alarm sounds
and the engine stops running.
Note: Turning the nut (or adjustment screw) out of
the hydraulic line will activate the alarm; turning the
nut (or adjustment screw) into the hydraulic line will
deactivate the alarm.
17 Slowly turn the nut (or adjustment screw) of
the platform overload pressure switch
one-quarter turn into the hydraulic line.
18 Push in the red Emergency Stop button to the
off position at the ground controls.
19 Pull out the red Emergency Stop button to the
on position at the ground controls. Wait
3 seconds and start the engine.
Result: The alarm doesn't sound and the
engine will start and run. Proceed to step 20.
Result: The engine will not start and an alarm
is sounding. Repeat this procedure beginning
with step 17.
Note: The red Emergency Stop button must be
cycled after each quarter turn of the nut (or
adjustment screw) to allow the platform overload
system to reset.
Note: Wait a minimum of 3 seconds between each
quarter turn of the nut (or adjustment screw) to
allow the platform overload system to reset.
20 Return the safety arm to the stowed position.
Lower the platform to the stowed position.
Note: After returning the safety arm to the stowed
position, use the auxiliary down function to lower
the platform.
GS-84 • GS-90
Service and Repair Manual
103