Lippert Ground Control 3.0 LCD Manual Download Page 23

Page: 23 / 26

Rev: 05.20.2022

Page 23

CCD-0001745

4-Point Wiring Diagram

Hall effect Landing Gear

LCD touchpad

LCD touch

Pad Harness

Recommended

50 Amp Breaker

(oeM Supplied)

Hall effect Landing Gear

Hall effect

Harness

Hall effect

Harness

Hall effect

Jack

Hall effect

Jack

Battery

4-Point Controller

Rear Sensor

Harness

Summary of Contents for Ground Control 3.0 LCD

Page 1: ...Ground Control 3 0 LCD TROUBLESHOOTING AND SERVICE MANUAL ...

Page 2: ...e of provided and or purchased parts and assemblies may differ TABLE OF CONTENTS System 2 Safety 3 Preparation 4 Touchpad Diagram 4 Operation 5 Basic Jack Operation 5 Unhitching From A Tow Vehicle 5 Auto Level 6 Auto Level Sequence 6 Hitch Recognition 7 System Settings 7 Homing Jacks 7 Zero Point Calibration 8 Troubleshooting 8 Manual Override 8 Touchpad Error Codes 11 Special Jack Error Codes 12 ...

Page 3: ...ires or perform other service while the 5th Wheel is supported by the Ground Control 3 0 leveling system could result in damage to the 5th Wheel and or cause death or serious personal injury The WARNING symbol above is a sign that a procedure has a safety risk involved and may cause death or serious personal injury if not performed safely and within the parameters set forth in this manual Failure ...

Page 4: ...manual mode J REAR Jack Button Activates rear jacks in manual mode K Power Button Turns leveling system on and off Fig 1 Preparation The leveling system should only be operated under the following conditions 1 The 5th Wheel is parked on a reasonably level surface 2 Clear all jack landing locations of debris and obstructions Locations should also be free of depressions 3 When parking the 5th Wheel ...

Page 5: ...ck needs to be operated 2 If the touchpad is put into the retract mode indicated by the orange illuminated LED next to the RETRACT button Fig 1D the rear jacks can be retracted together by pushing the REAR button or individually by pressing either the LEFT or RIGHT button while simultaneously pressing the REAR button Note If the rear jacks will not operate individually using the method described a...

Page 6: ...ion feature to function the auto level sequence must be started with the front of the 5th Wheel above level Auto Level Sequence 1 When auto level sequencing begins the front of the 5th Wheel will lower slightly to a point below level 2 Rear jacks will be grounded 3 A side to side leveling sequence occurs Note On the 6 Point system the two middle jacks are grounded to stabilize the 5th Wheel The tw...

Page 7: ...ced the system will need to be homed 1 Run the system by pressing FRONT Fig 1G A special jack error code should occur If not introduce the special jack error code A To introduce an error disconnect one of the hall effect sensor wires from the controller I After attempting to operate the disconnected jack the touchpad screen will display an error II Reconnect the hall effect sensor wire B To clear ...

Page 8: ...flash and beep and the display will read ZERO POINT CALIBRATION ENTER to set Power to Exit Fig 7 Make sure the 5th Wheel is supported at both the front and rear with jack stands before performing any troubleshooting or service to the 5th Wheel Failure to do so may result in death serious personal injury severe product and or property damage Fig 7 5 To set the current position as the zero point pre...

Page 9: ...sert the 3 8 drive with extension into the port Fig 12A 5 Turn override clockwise until the jack extends or turn counterclockwise until the jack retracts to the desired position 6 Plug in 2 pin motor harness connector Note After any Landing Gear or Hall Effect Jack has been manually overridden the system will need to be serviced and the jacks will need to be homed See Homing Jacks section Fig 10 A...

Page 10: ...otor harness 3 Remove the rubber plug Fig 14A 4 Insert the 5 16 socket into the port Fig 15A 5 Turn clockwise on override until the jack extends or turn counterclockwise on override until retracts to the desired position 6 Plug in 2 pin motor harness connector Note After any Landing Gear or Hall Effect Jack has been manually overridden the system will need to be serviced and the jacks will need to...

Page 11: ...tall Check jacks in manual mode or perform manual override procedure Repair or replace as needed Check for bent or damaged jacks Repair or replace as needed External Sensor Bad connection or wiring from the controller to the rear sensor Repair or replace connection to rear remote sensor Jack Time Out Time limit exceeded for the requested auto operation Check disposition of jacks Auto Level Fail Un...

Page 12: ... communication open or short circuit between controller and motor Check harness connections at controller and at jack Check harness for damage Check fuses at controller Repair or replace as necessary Special Jack Error Codes To clear one of the error codes listed below 1 Correct or otherwise repair the issue See Special Jack Error Codes table below 2 To clear the special jack error code the jacks ...

Page 13: ...the carriage bolts until the bracket opening is less than 2 1 2 Fig 17 4 Reconnect the wire harnesses Fig 17A to the landing gear motor wires 5 Run the harnesses to the compartment where the controller will be mounted Note LCI recommends zip tying the harnesses tight against the landing gear motors to prevent damage to the harnesses When components are added or replaced the system will need to be ...

Page 14: ...e old removed jack step 3 5 Reconnect the wire harnesses to the jack motor wires Note LCI recommends zip tying the harnesses tight against the rear jack motors to prevent damage to the harnesses When components are added or replaced the system will need to be homed 1 Run the system by pressing the FRONT button Fig 1G A A special jack error code should occur B If not introduce the special jack erro...

Page 15: ... in the underbelly A C D B A 2 Cut an access panel in the underbelly using a knife The rear sensor should be installed on the crossmember located at the rear of the back axle centered curbside to roadside on the 5th Wheel 3 Disconnect the rear sensor harness from the rear sensor Fig 19A 4 Remove the screws Fig 20A mounting plate Fig 20B and sensor Fig 20C from the crossmember Fig 20D ...

Page 16: ...unting plate 6 When installing a new rear sensor dry fit the mounting plate Fig 22A and the new rear sensor Fig 21B to the cross member Fig 21A Note The pre drilled holes in the plate are for mounting the rear sensor to the plate 7 Mark on the plate where the rear sensor will set Note Space between the sensor and the crossmember must be left so the wire harness will not be pinched ...

Page 17: ...per orientation of the rear sensor is imperative for the correct operation of the leveling system 9 Attach the mounting plate Fig 24A and replacement sensor Fig 24B assembly to the crossmember Fig 24C using two 3 8 hex head self tapping screws Fig 24D Make sure the mounting plate is centered side to side on the frame and that the sensor is oriented properly Fig 24 B C A D Front Rear ...

Page 18: ...the harness through the frame and up to the compartment where the controller will be mounted Note LCI recommends zip tying the harnesses tight to prevent damage to the harnesses Note If the LCD is displaying ERROR EXTERNAL SENSOR Fig 26A this can be cleared by pressing the enter button Fig 26B on the touchpad Fig 26 B A ...

Page 19: ... hand roadside front of the 5th Wheel This will ensure proper orientation and function of the controller 6 Attach the power and ground harness to the corresponding posts on the new 4 point controller or to the red 12V and black ground pigtail on the new 6 point controller 7 Reconnect all jack harnesses to the appropriate connectors on the new controller Note LCI recommends zip tying the harnesses ...

Page 20: ... mounting bezel Fig 29B 2 Unplug the harness from the connector on the back of the old touchpad face plate 3 Plug the touchpad harness into the connector on the back of the new touchpad face plate then snap the new face plate into the bezel Note LCI recommends zip tying the harnesses tight to prevent damage to the harnesses ...

Page 21: ...ables Note LCI recommends zip tying the harnesses tight to prevent damage to the harnesses When components are added or replaced the system will need to be homed 1 Run the system by pressing the FRONT button Fig 1G A A special jack error code should occur B If not introduce the special jack error code I To introduce an error disconnect one of the hall effect sensor wires from the controller II Aft...

Page 22: ...s or Auto level fail A A fail message simply means auto level was not achieved in the alloted time Check the following possible causes for the fail message I Low battery voltage II Excessive slope III Leg moving slower than normal B A success message suggests that the jacks touched the ground Do as follows I Again visually inspect the rear level sensor for secure proper mounting and orientation II...

Page 23: ... Hall Effect Landing Gear LCD Touchpad LCD Touch Pad Harness Recommended 50 Amp Breaker OEM Supplied Hall Effect Landing Gear Hall Effect Harness Hall Effect Harness Hall Effect Jack Hall Effect Jack Battery 4 Point Controller Rear Sensor Rear Sensor Harness ...

Page 24: ...iagram Battery Hall Effect Landing Gear Hall Effect Landing Gear Rear Sensor Rear Sensor Harness LCD Touchpad Touchpad Harness 6 Point Controller Hall Effect Jack Hall Effect Jack Hall Effect Jack Hall Effect Jack Recommended 50 Amp Breaker OEM Supplied ...

Page 25: ...Rev 05 20 2022 Page 25 CCD 0001745 Notes ...

Page 26: ...ve has been provided Any unauthorized use shall void any applicable warranty The information contained in this manual is subject to change without notice and at the sole discretion of LCI Revised editions are available for free download from lippert com Please recycle all obsolete materials For all concerns or questions please contact Lippert Components Inc Ph 432 LIPPERT 432 547 7378 Web lippert ...

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