March 2021
Service and Repair Manual
Scissor Components
Part No. 1272217GT
GS
™
-30 • 32 • 46 • 47
145
No Load Calibration
1 Fully charge the batteries and check the
hydraulic fluid level.
Note: The hydraulic fluid level must be between
the FULL and ADD marks on the hydraulic tank.
2 Apply a thin layer of dry film lubricant to the
area of the chassis where the scissor arm
wear pads make contact.
3 Chock both sides of the wheels at the steer
end of the machine.
4 Turn the key switch to ground control.
5 At the ground controls, press and hold the
Menu Up and Menu Down buttons.
6 While pressing both buttons down, pull out the
red Emergency Stop Button.
7 Release the Menu Up and Menu Down
buttons after the ground controller powers up.
8 At the ground controls, use the Menu Up
or Menu Down buttons to scroll to Platform
Overload.
9 Press the Enter button to select the Platform
Overload.
10 Use the Menu Up or Menu Down buttons to
scroll to Platform Overload Calibrate.
11 Press the Enter button to select Platform
Overload Calibrate.
12 Confirm the Platform Overload Calibrate
selection by pressing the Enter button again.
13 Use the Menu Up or Menu Down buttons to
select No Load calibration.
14 Press the Enter button to select No Load
calibration.
15 Press the Enter button to confirm no load is in
the platform.
16 At the ground controls, press and hold the
Function Enable and Platform Up buttons until
the platform reaches maximum height.
17
All Models except GS-4047:
When the
platform reaches maximum height, press the
ground controls Enter button. Allow the
ground controls to gather data.
GS-
4047 only:
Press and hold the Menu Enter
button to determine the maximum height. The
machine will lower for 1.2 seconds and then
raise in 1.2 second durations, until maximum
height is reached. When the platform reaches
the maximum height, a message will appear
on the LCD screen to release the Menu Enter
button. If at any point the Menu Enter button
is released before the message appears on
the LCD screen, the calibration procedure will
restart at step 16.
18 When prompted, press and hold the Function
Enable and Platform Down buttons to lower
the platform. The platform will move down,
then automatically stop at a predetermined
point to gather data. Allow the ground controls
to gather data.
19 Continue pressing the Function Enable and
Platform Down buttons throughout the
lowering and data gathering sequence. The
machine will stop to gather data and lower
several times before the machine reaches the
stowed position. When the platform reaches
the stowed position, press the Enter button.
Note: Software revision H or prior, and GS-
2032, GS-2646 and GS-4047 models, continue
to step 22.
Note: All other models with software revision J
or higher, continue with step 20.
