June 2021 Service and Repair Manual
Ground Controls
Part No. 1306587GT GS
™
-84 • GS
™
-90 63
How to Adjust the Plat form Settling Speed
How to Adjust the Platform
Settling Speed
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 settling speed.
Result: MAX SETTLING SPEED is showing in
the diagnostic display window.
1 diagnostic display
2 blue platform up button
3 lift function enable button
4 yellow platform down button
7 Press the lift function enable button.
8 Press the yellow platform down button to
decrease the platform settling speed or press
the blue platform up button to increase the
platform settling speed.
Component Damage Hazard.
The Platform Settling Speed is
intended to slow the rate of
platform descent just before the
reaching the stowed position.
Adjust the Platform Settling
Speed until th
e Platform
eed percentage is
to 5 points less than the
Platform Lowering Speed
percentage.
9 Press the lift function enable button.
10 Push in the ground controls red Emergency
Stop button to the off position.