JLG 15/20MSP Service Manual - Manual (Page 68)

SECTION 4 - CONTROL COMPONENTS
4-12 – JLG Lift – 3121231
4.6 GROUND CONTROL MODULE -
PROGRAMMING
General
The MVL/MSP machine Ground Control Module allows
on-board programming of various component and control
function personality settings.
Programming may be required under circumstances such
as:
• Replacement of the Ground Control or Traction Control
Module some components or optional equipment may
not be enabled under the standard default settings of
the replacement unit.
• Optional equipment has been added to the machine in
the field and that function must be enabled before oper-
ation.
• Customizing the machine to fit a specific application,
such as changing the LCD display language, program-
ming operating speeds such as braking, turning or lift-
ing speeds.
Programming Levels
There are three (3) password protected programming
levels, from highest to lowest, the levels are:
• Level-1: JLG Engineering Settings
• Level-2: Service and Maintenance Settings -
Level-2 Password: 91101
• Level-3: Operator Settings -
Level-3 Password: 33271
THE LEVEL 1 JLG ENGINEERING SETTINGS ARE NOT DIS-
PLAYED IN THE PROGRAMMABLE SETTINGS UNDER PASS-
WORD LEVEL-2 OR LEVEL-3. LEVEL-1 SETTINGS MUST NOT BE
MODIFIED UNLESS DIRECTED BY JLG ENGINEERING DEPART-
MENT PERSONNEL.
Level-1: JLG Engineering Settings include voltage,
amperage, and ohm output settings that are within the
operating parameters of various machine components.
This Level can adjust all programmable settings.
Level-2: Service and Maintenance Settings allow modi-
fication to machine personality settings such as lift
speeds, drive speeds, as well as various switch polarity
settings, also enable various optional equipment if
installed. This level can also adjust Level-3 settings.
Level-3: Operator Settings allow the direct user to mod-
ify a few settings such as the language setting of text out-
put to the Ground Control Module LCD screen, setting
machine sleep time, and enabling the detection of the
horn and beacon components.
Activating Programming Mode
NOTE: If machine did not power up, check that both the
Ground Control Module - Emergency Stop Button,
and the Platform Control Console - Emergency Stop
Button, are in the RESET position.
Also, if machine is equipped with the (PSL) Program-
mable Security Lock option, see Section 3 - Pro-
grammable Security Lock in your Operators Manual
for additional machine power-up steps.
Activating Programming Mode
1. With machine power off, press and hold the Brake
Release Button (1) on the Ground Control Module.
2. While holding the Brake Release Button in, power
machine up by turning the Main Power Selector
Switch (2), to either the Ground Control or Platform
Control Mode.
3. Release the Brake Release Button (1) after machine is
powered up. The LCD display should now display five
zeros, one with a box around. Continue to next step
Entering Password.
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