Genie GS-3384, Service And Repair Manual

Page: 119 / 193

September 2016 Service and Repair Manual
Platform Overload Components
Part No. 1272222 GS-84 • GS-90 107
41 Slowly turn the adjustment screw of the
platform overload pressure switch into the
hydraulic line in 90° increments just until the
overload alarm doesn't sound and the engine
will start and run.
Note: To allow for the platform overload system
delay, wait 3 seconds between each quarter turn of
the adjustment screw.
Note: To allow the platform overload system to
reset, the red Emergency Stop button must be
cycled after each quarter turn of the adjustment
screw.
42 Turn the screw of the platform overload
pressure switch into the hydraulic line an
additional one-quarter turn.
43 Deactivate the dual pressure switch limit
switch, which was activated in step 36.
44 Raise the platform slightly and return the
safety arm to the stowed position.
45 Lower the platform to the stowed position.
Set the maximum height limit switch
46 Using a suitable lifting device, place a test
weight in the center of the platform floor.
Secure the weight to the platform. Refer to the
chart below.
GS-5390 680 kg
47 Raise the platform to approximately 6 m.
48 Release the safety arm latch, lift the safety
arm and rotate to a vertical position. Lock the
safety arm in position.
49 Remove the maximum height limit switch cam
fasteners. Remove the cam from the machine
so that the limit switch will not be activated.
50 Raise the platform until it is approximately
65 cm less than full height.
51 Raise the platform in 5 cm increments until the
overload alarm sounds and the engine stops
running. Proceed to step 52.
Result: The alarm does not sound and the
engine continues to run when the platform
reaches full height. Repeat this procedure
beginning with step 7.
Limit switch legend
1 load sense delay limit switch
2 down limit switch
3 maximum height limit switch
4 maximum height limit switch cam