Rev: 05.23.2017 Page 2 Ground Control 3.0 Service Manual
System and Safety Information
TABLE OF CONTENTS
System and Safety Information 2
Prior to Operation 3
Touch Pad Diagram 3
Operation 4
Basic Jack Operation 4
Unhitching From A Tow Vehicle 4
Auto Level 5
Auto Level Sequence 5
Hitch Recognition 6
Troubleshooting 6
Manual Override 6
Touch Pad Error Codes 8
Special Jack Error Codes 9
System Settings 9
Zero Point Calibration 9
Homing Jacks 10
Component Replacement 10
Landing Gear Replacement 10
Rear Jack Replacement 11
Rear Sensor Replacement 11
Controller Replacement 16
Touch Pad Replacement 17
Jack Motor Replacement 17
Preventive Maintenance 17
Wiring Diagram - 4 Point 18
6 Point Wiring Diagram 19
Ground Control 3.0 4 Point Assembly 20
Ground Control 3.0 6 Point Assembly 21
Ground Control 3.0 4 Point Aftermarket Assembly 22
Ground Control 3.0 6 Point Aftermarket Assembly 23
Ground Control 3.0 Components 24 - 27
Failure to act in accordance with the following may result in death or serious personal injury. The use
of the Ground Control® 3.0 leveling system to support the trailer for any reason other than which it
is intended is prohibited by Lippert’s limited warranty. The Lippert leveling system is designed as a
“leveling” system only and should not be used to provide service for any reason under the trailer such
as changing tires or servicing the leveling system. Any attempts to change tires or perform other service
while trailer is supported by the Ground Control 3.0 leveling system could result in damage to the 5th
wheel and/or cause death or serious injury.
Moving parts can pinch, crush or cut. Keep clear and use caution.