June 2021 Service and Repair Manual
Ground Controls
Part No. 1306587GT GS
â„¢
-84 • GS
â„¢
-90 57
How to Determine t he Revision Level
How to Determine the Revision
Level
1 Turn the key switch to ground control and pull
out the red Emergency Stop button to the on
position at both ground and platform controls.
Result: The revision level of the ECM will
appear in the LED display window.
How to Adjust the St owed Drive Speed
How to Adjust the Stowed Drive
Speed
-over hazard. Do not adjust
the lift and/or drive speed higher
than specified in this procedure.
Setting drive speed greater than
specifi
cations could cause the
machine to tip over resulting in
death or serious injury.
1 Pull out the red Emergency stop button to the
on position at the platform controls.
2 Push in the ground controls red Emergency
Stop button to the off position.
3 Turn the key switch to ground controls.
4 Press and hold both the blue platform up and
yellow platform down buttons. Pull out the red
Emergency Stop button to the on position at
the ground controls.
Result: TUNE SPEEDS is showing in the
diagnostic display window. The ECM is now in
programming mode.
5 Press the lift function enable button.
6 Use the yellow platform down arrow to scroll
to max fwd high speed drive.
Result: MAX FWD HIGH SPEED drive is
showing in the diagnostic display window.
7 Press the lift function enable button.
8 Press the yellow platform down button to
decrease the drive speed or press the blue
platform up button to increase the drive
speed. Refer to Specifications, Performance
Specifications.
Note: The performance achieved should always be
within specifications.
9 Press the lift function enable button.
Result: TUNE SPEEDS is showing in the
diagnostic display window. The ECM is now in
programming mode.
1 diagnostic display
2 blue platform up button
3 lift function enable button
4 yellow platform down button
10 Press the lift function enable button.
11 Use the yellow platform down arrow to scroll
to max rev high speed drive.
Result: MAX REV HIGH SPEED drive is
showing in the diagnostic display window.