Genie S-40 Service Manual page 103

February 2014
How to Adjust the Joystick
Threshold Setting
The threshold setting of a joystick is the minimum
output at which a function proportional valve can
open and allow the function to operate.
Note: Perform this procedure with the boom in the
stowed position.
1 Pull out the red Emergency Stop button to the
on position at both the ground and platform
controls.
2 Turn the key switch to platform control. Do not
start the engine.
3 Push in the red Emergency Stop button to the
off position at the platform controls.
4 Do not press down the foot switch.
5 Move and hold the drive enable toggle switch in
the right position and pull out the red
Emergency Stop button to the on position.
6 When the alarm sounds, release the drive
enable toggle switch.
7 Momentarily activate the drive enable toggle
switch in the right direction 8 times.
Result: There should be a pause and the alarm
should sound 8 times indicating that the
machine is in threshold calibration mode.
Result: The alarm does not sound. Repeat steps
3 through 7.
Part No. 826364
8 Start the engine from the platform controls and
9 Select a boom function joystick to set the
10 Slowly move the joystick off center in either
11 Slowly move the joystick back to the neutral
12 Repeat steps 9 through 11 for each boom
13 Return the joystick to the neutral position and
Note: Do not operate any machine function during
the 10 second waiting time.
14 Cycle the red Emergency Stop button off, then
S-40 • S-45 • S-40 TRAX • S-45 TRAX
Section 4 • Repair Procedures
PLATFORM CONTROLS
press down the foot switch.
threshold.
direction just until the function begins to move.
position. Just before the function stops moving,
move the drive enable toggle switch to either
side to set the threshold.
Result: The alarm should sound indicating a
successful calibration.
joystick-controlled machine function (boom up/
down, boom extend/retract and turntable rotate).
wait for approximately 10 seconds.
Result: The alarm should sound indicating that
the settings have been saved in memory.
back on.
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