Lippert Components ground control TT Installation instructions

1
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OCTP™
Ground Control®TT
Leveling OneControl™
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Application)
Table of Contents
Introduction ........................................ 2
Features .......................................... 2
Safety Information ................................... 2
Trailer Weight Rating ................................ 2
Resources Required ................................. 2
Parts List ........................................... 3
Measuring Departure and Approach Angle ............. 4
Installation ......................................... 4
Bolt on Spacer Kits ................................. 4
Front Spacer Kit .................................... 6
C-Jack Installation .................................. 6
Power Tongue jack ................................. 7
Determining the Mounting Position and
Installing Leveling Sensors ........................... 8
Installing Leveling Sensors ........................... 8
Installing the Controller ............................. 10
Installing the Touch Panel/Pad ....................... 10
OneControl Touch Panel ............................ 10
Auto Leveling Control Touch Pad ..................... 11
Operation -
Power Tongue Jack ................................. 12
Unhitching from Tow Vehicle ......................... 12
Reconnecting to Tow Vehicle ........................ 12
Auto Leveling Control Touch Pad Diagram ............ 13
Operation - Auto Leveling Control Touch Pad ......... 13
Basic Tongue Jack Operation ........................ 13
Unhitching From Tow Vehicle ........................ 13
Auto Level ........................................ 14
Hitch Recognition .................................. 14
OneControl Touch Panel Diagram .................... 15
Ground Control®
TT Leveling
OneControl®
Touch Panel
Installation and
Owner’s Manual
(For Aftermarket Applications)
Operation - OneControl Touch Panel ................. 16
Basic Jack Operation in Standard Mode ............... 16
Basic Jack Operation in Manual Mode ................ 16
Unhitching from Tow Vehicle ......................... 17
Auto Leveling ..................................... 18
Hitch Recognition .................................. 18
Touch Panel Diagram - OneControl App .............. 19
Operation - OneControl App ......................... 20
Accessing the OneControl App ...................... 20
Basic Jack Operation in Standard Mode ............... 21
Basic Jack Operation in Manual Mode ................ 21
OneControl Touch Panel App in
Standard and Manual Modes ........................ 21
Unhitching from Tow Vehicle ......................... 22
Auto Leveling ..................................... 22
Hitch Recognition .................................. 23
Linc™Remote Diagram - Optional .................... 23
Conguring Linc Remote to
Sync to OneControl Touch Panel
or OneControl App ................................. 24
Basic Jack Operation ............................... 25
Unhitching from Tow Vehicle ......................... 25
Auto Level ........................................ 25
Troubleshooting ................................... 26
Red/Green LED Indicator on
Auto Leveling Control Touch Pad ..................... 26
Error Display in OneControl Touch Panel or
OneControl App ................................... 26
Special Jack Error Codes on OneControl
Touch Panel or OneControl App ...................... 27
Manual Override .................................. 27
Zero Point Calibration .............................. 28
To set the zero point ............................... 28
Preventive Maintenance ............................. 29
Wiring Diagram .................................... 30

2
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Introduction
With the push of a button, the Ground Control TT
Leveling System levels and stabilizes a trailer quickly and
accurately, enhancing the overall camping experience. It
can take up to an hour to get a typical trailer leveled with
manual leveling jacks, chocks and wedges. The Ground
Control TT Leveling System saves the owner time by
leveling and stabilizing the trailer in a matter of minutes. It
also prevents annoying rocking and swaying of the trailer at
the campsite.
Features
• Saves time setting up the trailer at the campsite
• Both fast and accurate automatic electronic leveling
• Includes an automatic hitch recognition function
Safety Information
NOTE: Lippert Components recommends that the
following installation procedures should only be performed
by qualied and trained personnel. Please read all
Safety Information and instructions prior to starting this
procedure. Lippert Components also recommends the use
of appropriate Personal Protective Equipment (PPE) while
performing any portion of this installation.
FAILURE TO ACT IN ACCORDANCE WITH THE FOLLOWING
MAY RESULT IN DEATH, SERIOUS INJURY, TRAILER
DAMAGE OR VOIDING OF THE COMPONENT WARRANTY.
THE USE OF THE GROUND CONTROL TT LEVELING
SYSTEM TO SUPPORT THE TRAILER FOR ANY REASON
OTHER THAN WHICH IT IS INTENDED IS PROHIBITED BY
LIPPERT’S LIMITED WARRANTY.
THE GROUND CONTROL TT 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.
NOTE: This manual is specic to travel trailer applications only.
MOVING PARTS CAN PINCH, CRUSH OR CUT. KEEP
CLEAR AND USE CAUTION.
NOTE: The images in this manual are designed to illustrate
the installation procedure only and may not represent the
exact trailer being worked on. The appearance of some
components may vary from trailer to trailer.
Resources Required
• Cordless or Electric Drill or Screw Gun
• Appropriate Drive Bits
• 5/16"Drill Bit
• Ratchet
• 9/16"Deep Well Socket
• ½"Socket
• 5/8"Socket
• 9/16"Open End Wrench
• ½"Wrench
• 5/8"Wrench
• ¾"Wrench (Optional)
• String
• Silver or White Paint or Permanent Marker
• 2 Clamps
• Hydraulic Floor Jack (Optional)
Trailer Weight Rating
The Ground Control Travel Trailer Leveling System has
a maximum Gross Vehicle Weight Rating (GVWR) of
10,000 lbs.
EXCEEDING THE MAXIMUM GROSS VEHICLE
WEIGHT RATING OF 10,000 LBS. COULD CAUSE
SERIOUS INJURY OR PROPERTY DAMAGE.

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lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Number Part # Description Qty
1P 425306 Auto Leveling Control Touch Pad 1
1Q 406345 OneControl Touch Panel 1
1R 333041 Canbus Terminating Resistor 2
1S 434376 Flange Nut, 3/8"24
1T 135840
Flat Washer, 3/8"24
1U 663511 Flange Bolt, 3/8"- 16 X 1 ½"24
1V 360717 Keps Nut S.S., #10 - 32 2
1W 690759 Wood Screws, #8 X 1" 8
2A 671102 Bolt On Spacer Bracket 4
2B 671294 Center Tube 38" x 2" x 1" 2
2C 675725 Leveling Sensor Mounting Plate 2
2D 690760 Self Drilling Hex Head Screw, #12 x 1" 8
2E 206614 Hex Cap Screw Bolt, 3/8"- 16 x 3 ½"8
2F 118 0 44
Nylon Lock Nut, 3/8"8
2G 119 075
Flat Washer, 3/8"16
2H 378272 Carriage Bolt, 5/16"- 18 x 1"24
2I 181340 Flat Washer, 5/16"24
2J 118 0 43
Nylon Lock Nut, 5/16"24
2K 671292 Bolt On I-beam Mounting Bracket 4
Parts List
Number Part # Description Qty
1 & 2 672136 TT Leveling Aftermarket Kit 1
1A
421366 Power Tongue Jack with Bolts 1
1B 404488 C-Jacks 4
1C 116112 Scissor Jack Crank Handle 1
1D 428191 TT Leveling Ground Control Label 1
1E 643324 Unity Level Up Label 1
1F 425585 4 Pin Pigtail Harness 1
1G
305115 Hall Effect Right Rear Sensor Harness 1
306298 Hall Effect Left Rear Sensor Harness 1
307489 Hall Effect Right Front Sensor Harness 1
307490 Hall Effect Left Front Sensor Harness 1
1H 426526 Power and Ground Supply Harness 1
1I 421372 Tongue Jack Harness 1
1J 331116 Canbus Data Harness 1
1K 243688 Leveling Sensor Harness 35' 1
1L 434431 Leveling sensor Harness 15' 1
1M 329080 Canbus Power Connector Harness 1
1N 423094 Leveling Sensor 2
1O 433633 Green Controller SE 1
1
A BCDE
G H IJ
K
L
M
PST
V
R
A B
F
O
N
CD E F
G
HI
J
K
UW
2
Q

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lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
18"
minimum
48"
maximum
Fig.1
Measuring Departure and Approach Angle
Departure and approach angles are measured by running a string line from the meeting point of the tire and ground up at
an angle to the lowest point on the front or rear of the trailer. These string lines are shown as dotted lines (Fig.1).
ground approach angle
string line
departure angle
string line
ground clearance is
10.5"to 15"
60"
maximum
axle hanger
NOTE: Measure from the front of the frame and make a
mark at 60". This will be the maximum allowable distance
for the location of the center of the C-Jack foot pad.
The nal location should be as close to the draw bar as
possible, staying within the approach angle (Fig.1).
NOTE: Measure from the center of the rear axle hanger
to the center of the rear C-Jack foot pad. The minimum
allowable distance is 18"and the maximum is 48", staying
within the departure angle (Fig.1).
Fig.2
draw bar
NOTE: C-Jacks
shown for
reference only
to mark proper
locations.
Bolt on Spacer Kits
Rear Spacer Kit
NOTE: This bracing system is to be mounted across the
frame (roadside to curbside) and jacks are to be installed
roadside to curbside as well.
NOTE: Ensure that all wires and hoses are clear from the
path going from the curbside I-beam mounting bracket to
the roadside I-beam mounting bracket before starting the
installation.
C
NOTE: Before checking ground clearance make sure the
trailer is level front to back.
THE TRAILER MUST BE SUPPORTED PER
MANUFACTURER SPECIFICATIONS BEFORE WORKING
UNDERNEATH. FAILURE TO DO SO MAY RESULT IN
DEATH OR SERIOUS INJURY.
Installation
1. Measure the I-beam mounting bracket and make a mark
at the center. This will be the center of the C-Jack foot pad.
2. Measure from the center of the rear axle hanger (Fig.2A)
and make a mark on the I-beam at 18"(Fig.2B) and at 48"
(not shown) for the minimum and maximum distance. Align
the center of the I-beam mounting bracket between the 18"
mark and the 48"mark, staying within the departure angle
(Fig.1). Ensure the bracket lip (Fig.2C) is ush with the outside
lip of the I-beam.
ground clearance is
10.5"to 15"
C
A
9 ½"is
required
above the
string line
B

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lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
A
B B
A
C
Fig.4
Fig.5
A
BC C
Fig.6
8. Align the tabs provided on the I-beam mounting bracket
(Fig.5A) with the slotted holes on the spacer bracket
(Fig.5B). Fasten the I-beam mounting bracket to the
spacer bracket with 5/16"carriage bolts (Fig.5C). Secure
the carriage bolts with 5/16" at washers and 5/16"nylon lock
nuts. Torque to 13 ft-lbs.
NOTE: The 5/16"carriage bolts (Fig.5C) will need to be fed
downward through the square opening.
3. Use clamps to hold the I-beam mounting bracket to the
frame rail.
4. Mark the 4 holes on the lip of the I-beam frame with the
spaces provided on the bracket (Fig.3A). Use the notches
on the I-beam mounting bracket to nd the center point.
NOTE: The center point is dependent on the width of the
frame. The hole (Fig.3B) needs to be drilled between the
two notches.
A
Fig.3
A
A
A
B
5. Drill a hole into the frame as marked in step 4 for all
carriage bolts.
6. Fasten the I-beam mounting bracket (Fig.4C) to
the I-beam frame (Fig.4A) with four 5/16"carriage bolts
(Fig.4B). Secure the carriage bolts with 5/16" at washers
and 5/16"nylon lock nuts. Torque to 13 ft-lbs.
NOTE: The 5/16"carriage bolts will need to be fed upward
through the C-channel of the I-beam mounting bracket.
7. Repeat steps 1-6 on the opposite side of the frame.
9. Repeat step 8 on the opposite side of the frame.
NOTE: If there is no mark or hole for the center location
on the center tube, measure and mark the location.
10. Insert the center tube (Fig.6A) into one of the spacer
brackets and slide until clear to insert into the spacer
bracket on the opposite side. Ensure that the center hole
or mark is facing downward on the center tube. Use the
hole to center the tube between both ends of the I-beam
mounting brackets.
11. Use the 8 pre-drilled holes on the spacer brackets to
mark holes on the center tube.
12. Drill the 8 marked holes on the center tube with a 3/8"
drill bit.
NOTE: Remove the center tube from the spacer brackets
before drilling, if desired.

6
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Fig.7
A
C
13. Insert four 3/8"hex cap screw bolts (Fig.7A) with 3/8"
at washer through the spacer bracket and center tube.
Secure with 3/8" at washer and 3/8"nylon lock nut. Torque
to 13 ft-lbs.
Fig.8
A A
E
B
C-Jack Installation
1. For all 4 C-Jack locations, align the C-Jack mounting
holes with the holes on the I-beam mounting bracket
across the frame roadside to curbside (Fig.8).
NOTE: Use the optional aid of a hydraulic oor jack to
assist in holding the C-Jack in place or manually open the
C-Jack so that the foot pad is touching the ground. See
the “Troubleshooting” section “Manual Override” to fully
extend the C-Jack. If the C-Jack has tabs, insert the tabs
into the slots on the I-beam mounting bracket to assist with
installation until secured.
2. Insert six 3/8" ange bolts (Fig.8A) through each set of
aligned I-beam mounting brackets, 4 at the I-beam end
and 2 on the opposite end.
F
Front Spacer Kit
1. Measure the I-beam mounting bracket and make a mark at
the center. This will be the center of the C-Jack foot pad.
2. Measure from the front of the frame and make a mark
at 60". This will be the maximum allowable distance for the
location of the center of the C-Jack foot pad. The nal location
should be as close to the draw bar as possible, staying within
the approach angle (Fig.1). Ensure the bracket lip (similar to
Fig.2C) is ush with the outside lip of the I-beam.
3. Repeat steps 3 -13 for “Bolt on Spacer Kit.” (Substitute steps
1 and 2 above at step 7.)
3. Secure the bolts with a 3/8" at washer (Fig.8B) and a
3/8" ange nut (Fig.8C). Torque to 23 ft-lbs.
4. Connect the 3-pin Deutsch Connector to the C-Jack
motor wires (Fig.8F) and run the harnesses to the
compartment where the controller will be mounted.
(See “Installing the Controller” section.)
NOTE: LCI recommends zip tying the harnesses tight
against the front jack motors to prevent damage to the
harnesses.
D

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lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Power Tongue jack
1. Remove the foot pad from the Power Tongue Jack
(if necessary).
A. Remove the hairpin cotter pin (Fig.9D) and clevis
pin (Fig.9B) holding the foot pad (Fig.9C) to the jack
leg (Fig.9A). Set the pins and the foot pad aside.
2. With the trailer supported, remove the existing
tongue jack.
Fig.9
A
B
C
D
Fig.10
A
B
D
Fig.12
Fig.11
6. Connect the 2-pin Deutsch Connector to the Power
Tongue Jack wires and run the harness to the compartment
where the controller will be mounted. (See “Installing the
Controller” section).
7. Connect the power wire from the Power Tongue Jack
to a grounded 12V power supply on the trailer.
8. The Power Tongue Jack must be wired through a 30
amp fused circuit (supplied on jack).
9. Reattach the foot pad to the jack leg by sliding the
foot pad back over the bottom of the jack leg. Secure
with the clevis pin and hairpin cotter pin, which were
previously removed (Fig.9).
4. Align the 3 holes in the Power Tongue Jack mounting
plate (Fig.11A) with the 3 holes in the coupler (Fig.11B).
5. Secure the Power Tongue Jack to the coupler plate with
the 3 provided bolts (Fig.12A).
THE TRAILER MUST BE SUPPORTED PER
MANUFACTURER SPECIFICATIONS BEFORE
WORKING UNDERNEATH. FAILURE TO DO SO
MAY RESULT IN DEATH OR SERIOUS INJURY.
C
A
A
B
3. Ensure that the Power Tongue Jack is facing the front of
the trailer (Fig.10A). Carefully slide the jack leg (Fig.10B)
through the hole in the coupler (Fig.10C) on the trailer
A-frame (Fig.10D).

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lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Fig.13
A
B
C
front of trailer
rear of trailer
rear
left jack
front
left jack
section A
section B
front
right jack
rear
right jack
Fig.14
Determining the Mounting
Position and Installing
Leveling Sensors
Installing Leveling Sensors
The leveling sensors have a limited mounting area for
proper performance. The front sensor must be within 36"
from the front of the frame as signied by section A in
(Fig.14). Ensure that the front sensor is mounted in front of
the front leveling jacks. The rear sensor must be in line with
or behind the rear leveling jacks, as signied by section B
in (Fig.14). Both the front sensor and the rear sensor must
also be mounted in line with the center of the frame, as
signied by the dotted blue line in (Fig.14).
Optional Drop Leg Foot Pad
Part Number: 405217
The Power Tongue Jack has an option to replace the foot
pad with a Drop Leg foot pad.
1. If using the Drop Leg foot pad, attach the foot pad
(Fig.13C) to the jack leg (Fig.13A).
2. Secure it with the snapper pin (Fig.13B).
power
tongue jack

9
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
The Leveling Sensors (Fig.15) must be oriented on the
crossmembers with the arrows on the top of the sensor
pointing in the correct direction (Fig.16). See (Fig.14),
sections A and B, for location clarication.
Fig.15 Fig.16
NOTE: The following process will be repeated for both
sensor installations.
NOTE: If the frame is Ground Control Travel Trailer ready,
it may be possible that the Leveling Sensor Mounting Plate
may have already been pre-installed onto the frame.
1. Dry t the mounting plate (Fig.17C) and the leveling
sensor (Fig.17B) to the crossmember (Fig.17A). The
pre-drilled holes closest to the rounded edges are for
mounting the sensor to the plate. Mark on the plate where
the sensor will set.
NOTE: The wire harness must be pointed toward the
front of the trailer. Orientation is imperative for the correct
operation of the leveling system.
2. Attach the sensor (Fig.18A) to the mounting plate
(Fig.18B) using two #12 X 1"screws (Fig.18C).
NOTE: To avoid cracking the mounting sensor housing, do
not over-tighten the screws.
A
B
C
NOTE: Ensure there is a space between the sensor and
crossmember so the wire harness is not pinched.
A
B
C
Fig.18
3. Attach the mounting plate and sensor assembly
(Fig.19B) to the crossmember (Fig.19A) using two #12 X 1"
screws (Fig.19C). Ensure that the plate is centered side to
side on the frame and that the sensor is oriented properly.
See (Fig.14) sections A and B for location clarication.
X
Fig.19
XA
B
C
Fig.17

10
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
4. Connect the sensor harness to the 3-pin Deutsch
Connector on the sensor (Fig.20A) and run the harness
through the frame and up to the compartment where the
controller will be mounted.
Installing the Controller
NOTE: Prior to starting this portion of the installation,
double check that all of the harnesses are properly and
securely connected to the leveling jacks, Power Tongue
Jack, and leveling sensors.
NOTE: The compartment where the controller will be
installed must be protected from the elements and the
controller must be installed in compliance with RVIA Gas
Codes, as the controller connections are not spark-proof.
1. Using four #8 X 1"wood screws (Fig.21B), attach the
controller (Fig.21A) to the compartment wall or ceiling.
Fig.20
A
Fig.21
2. Attach the power and ground harnesses to the
corresponding posts on the controller with the provided
keps nuts and then connect the harnesses to the correct
posts on the trailer battery.
3. Connect all jack harnesses to the appropriate connectors
on the controller (see the “Wiring Diagram” section).
Installing the Touch Panel/Pad
OneControl Touch Panel
1. Determine where to mount the OneControl Touch Panel.
The touch panel can be mounted anywhere inside the
trailer or trailer compartment. The mounting location must
be watertight. The typical location for the touch panel is
near the entry door.
2. Dry t the mounting bracket where the controller will
be located.
3. Cut a hole in the wall of the compartment using the
inside opening of the bracket as a guide. Use the bracket
to trace where the cut-out should be located. The top and
bottom horizontal cuts should be parallel to the oor of the
trailer or trailer compartment.
4. Secure the mounting bracket with the 4 provided ¼"pan
head Phillips sheet metal screws (Fig.22).
Fig.22
5. Feed the touch panel harness (signal to the touch panel)
and canbus power connector (power to the touch panel)
through the bracket and run to the compartment where the
controller is mounted. Plug the harness and canbus power
connector into the appropriate connectors on the controller
(See the “Wiring Diagram” section.)
A
B

11
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
NOTE: It is recommended to wire the canbus power
connector to the controller. The canbus power connector
MUST be powered from a fused power source. Failure
to provide circuit protection could cause damage to the
system.
NOTE: This system requires two terminating resistors: one
at the controller and one on the back of the OneControl
Touch Panel.
6. Insert the touch panel into the mounting bracket. Align
the 4 slots on the back of the OneControl Touch Panel
with the 4 tabs (Fig. 23A) on the mounting bracket.
Gently push the OneControl in and then slide down. The
mounting bracket has 2 screw mounting tabs on the bottom
(Fig. 23B). Secure the touch panel into the screw mounting
tabs using the 2 provided pan head phillips sheet metal
screws.
Fig.23
Auto Leveling Control Touch Pad
1. Determine where to mount the Auto Leveling Control
Touch Pad. The touch pad should be mounted on the
exterior of the trailer so the operator will have a view of the
coupler during operation.
2. Cut a hole in the desired location 1 ¾"wide by 1 ¼"high
and have a depth of 5/8"(Fig.24) so the top and bottom
horizontal cuts are parallel to oor of the compartment or
oor of the unit.
B
3. Plug the touch pad harness into the connector on
the back of the touch pad to ensure that the product is
functional before mounting.
4. Feed the touch pad harness through this hole and run
it to the compartment where the controller is mounted
(Fig.25). Plug the harness into the appropriate connector
on the controller.
5. Attach the touch pad with four #8 X 1"wood screws
(Fig.25A).
Fig.24
1 ¼"
5/8"
1 ¾"
A
Fig.25
A
compartment
wall

12
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Operation - Power Tongue Jack
NOTE: The “On” and “Off” switch (Fig.27A) controls the
Power Tongue Jack’s light only. If left on for an extended
period of time, the light will drain the trailer’s battery.
NOTE: The Power Tongue Jack is designed for vertical
movement of the trailer only.
Unhitching from Tow Vehicle
NOTE: Prior to unhitching from the tow vehicle, ensure the
trailer is parked on a level surface and chock the tires of
the trailer.
NOTE: Ensure the foot pad of the Power Tongue Jack is
pinned securely in place with the clevis pin and hairpin
cotter pin (Fig.26B).
1. Disconnect any wires, chains, or sway control that may
be equipped between the tow vehicle and the trailer.
2. Push “EXT” (Fig.27C) 2 times holding on the 3rd time
approximately 5 seconds, then release the switch and the
Power Tongue jack will automatically extend to the ground.
3. Push “EXT” until the coupler clears the hitch ball.
4. Disconnect the trailer wire connection at the tow vehicle, if
not previously completed.
5. Move the tow vehicle away from the trailer.
6. Push “RET” (Fig.27B) as needed to return the front of
the trailer to level or use the Auto Level function to level the
trailer per the instructions in this manual.
Reconnecting to Tow Vehicle
1. Chock the tires of the trailer.
2. Press “EXT” (Fig.27C) if needed to allow the coupler to
clear the hitch ball.
3. Push “RET” (Fig.27B) to retract the Power Tongue Jack
until the coupler properly mounts the hitch ball.
4. Latch the tow vehicle hitch and connect any wires,
chains or sway control that may be equipped between the
tow vehicle and trailer.
Fig.26
Fig.27
5. Press “RET” 2 times and hold on the 3rd time
approximately 5 seconds until the Power Tongue Jack
stops. Let go of the switch and the Power Tongue Jack will
automatically retract.
NOTE: Be sure the leg of the Power Tongue Jack
(Fig.26A) is fully retracted prior to moving the tow vehicle.
A
B
A B
C

13
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Auto Leveling Control Touch Pad Diagram
B
C
A
D
E
F
Callout Description
A Red/Green LED - Indicates the status of the system.
B Up Arrow - Extends the Power Tongue Jack. To turn on the touch pad, press the Up and Down arrow buttons at
the same time.
C Down Arrow - Retracts Power Tongue Jack.
D Auto Level Button - Places leveling system into auto level mode.
E Hitch Height Button - Initiates the Hitch Recognition feature.
F Retract All Button - Places leveling system into full retract mode. Power Tongue Jack does not retract.
Operation - Auto Leveling
Control Touch Pad
Basic Tongue Jack Operation
1. To turn on the touch pad, press both “UP” and “DOWN”
arrows (Fig. 28B and Fig. 28C) at the same time. The
green indicator LED (Fig. 28A) will turn on.
2. Press the “UP” arrow (Fig. 28B) to extend the Power
Tongue Jack.
3. Press the “DOWN” arrow (Fig. 28C) to retract the Power
Tongue Jack.
Fig.28
Unhitching From Tow Vehicle
NOTE: Prior to unhitching from the tow vehicle, ensure the
trailer is parked on a level surface and chock the tires of
the trailer.
NOTE: Ensure the foot pad of the Power Tongue Jack is
pinned securely in place with the clevis pin and hairpin
cotter pin.
1. Disconnect any wires, chains, or sway control that
may be equipped between the tow vehicle and the trailer.
Unlatch the trailer coupler.
2. To turn on the Auto Leveling Control Touch Pad, press
both “UP” and “DOWN” arrows (Fig.28B and Fig.28C) at
the same time. The green indicator LED (Fig.28A) will turn
on.

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lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
NOTE: The touch pad will remain on as long as the user is
pressing buttons. It will time out after approximately 5 minutes
without use.
3. Press the “UP” arrow (Fig.28B) on the Auto Leveling Control
Touch Pad to extend the Power Tongue Jack and lift the front
of trailer to take the weight of the trailer off of the hitch.
4. Disconnect the trailer wire connection at the tow vehicle, if
not previously completed.
5. Pull tow vehicle away and park at a safe distance.
NOTE: To utilize the Power Tongue Jack for the unhitching
process see “Operation - Power Tongue Jack.”
Auto Level
1. Prior to auto leveling, ensure the trailer is unhitched from the
tow vehicle and the tow vehicle is parked a safe distance away
from the trailer.
2. Press both “UP” and “DOWN” arrows
(Fig.28B and Fig.28C) at the same time if the green indicator
LED is not on.
3. Press “AUTO LEVEL” (Fig.28D).
NOTE: Once the automatic leveling cycle has been
started, it is important that there is no movement in the
trailer until the trailer has completed the leveling process.
Failure to remain still during the leveling cycle could have
an effect on the performance of the leveling system.
NOTE: Pressing any button during an Auto Level sequence
will abort the auto leveling cycle.
NOTE: Sequence may vary slightly based on the height of
the trailer coupler prior to leveling.
4. When the Auto Level Sequence begins:
A. The system checks that the rear jacks are retracted.
B. The Power Tongue Jack may adjust depending on the
orientation of the trailer.
C. Front jacks will extend until movement of the trailer is
sensed.
D. The Power Tongue Jack will then retract.
E. The front jacks will extend/retract near level.
F. Rear jacks will extend and ground.
G. Trailer will level front-to-back and then side-to-side.
H. The Auto level Sequence will ground all jacks to ensure
all foot pads are on the ground.
I. The Auto Leveling sequence is complete when the
indicator light turns solid green.
NOTE: If the “AUTO LEVEL” sequence does not perform
as described above, locate the OneControl Touch Panel
or use the OneControl App to place the system in Manual
Mode. Test that the jacks operate correctly by pushing
their corresponding buttons on the OneControl Touch
Panel or App; e.g., “FRONT” button operates only the front
jacks, etc. (See “Operation - OneControl Touch Panel” or
“Operation - OneControl App” in this manual).
Hitch Recognition
1. To turn on the Auto Leveling Control Touch Pad, press
both “UP” and “DOWN” arrows (Fig.28B and Fig.28C) at
the same time. The green indicator LED (Fig.28A) will turn
on.
2. Press “HITCH HEIGHT” (Fig.28E).
A. Rear jacks will retract.
B. The Power Tongue Jack will extend to the ground.
C. The front leveling jacks will retract.
D. The tongue jack will then adjust the height of the front
of the trailer coupler to the point at which the “AUTO
LEVEL” button was most recently pressed.
3. Back the tow vehicle into position to align the tow vehicle
hitch and trailer coupler with each other.
4. Press and hold the “DOWN” arrow to retract the tongue
jack until the coupler sets into position on top of the tow
vehicle hitch.
5. Latch the tow vehicle hitch and connect any wires,
chains or sway control that may be equipped between the
tow vehicle and trailer.
6. Press and hold the “DOWN” arrow until the Power
Tongue Jack is fully retracted.
NOTE: To utilize the Power Tongue Jack for the hitching
process see “Operation - Power Tongue Jack.”

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lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
OneControl Touch Panel Diagram
Callout Description
A
Jack Buttons - Select Front, Rear, Right and Left jacks to be operated depending on mode. Jacks
available to be operated will be highlighted in blue.
Only the Power Tongue Jack can be operated in Standard Mode (Fig.29). In Manual Mode
(Fig.32), all leveling jacks are available to be operated (no Power Tongue Jack operation available).
B Up and Down Arrows - Scrolls through options on screen.
C Info - Displays system information, e.g. angle, jack stroke or software version.
DConnected Icon - Press 6 times to program zero point/ wireless congurations.
E Home Icon - Returns screen to home page.
F Auto Retract - Enters Auto Retract mode to retract all jacks. Power Tongue Jack does not retract.
G Manual Mode - Enters Manual Mode to manually operate jacks.
H Enter - Push to select various modes.
I Retract - Retracts jacks in several modes. Jacks available will be highlighted in blue.
J Extend - Extends jacks in several modes. Jacks available will be highlighted in blue.
K Reset - Resets to factory default.
L Power Button - Turns touch panel on and off.
M Auto Level - Starts the Auto Level sequence.
N Auto Hitch - Returns trailer to previous hitch height for reconnecting to tow vehicle.
A
I J K L M N
B
C
D E
H
F
G
jack buttons in manual
mode See Fig.32
leveling in standard mode
Fig.29

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lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Operation - OneControl
Touch Panel
BE SURE TO PARK THE TRAILER ON SOLID AND LEVEL
GROUND. PRIOR TO OPERATION, CLEAR ALL JACK
LANDING LOCATIONS OF DEBRIS AND OBSTRUCTIONS.
THE LOCATIONS SHOULD ALSO BE FREE OF SURFACE
DEPRESSIONS AND MOISTURE. WHEN PARKING THE
TRAILER ON EXTREMELY SOFT SURFACES, UTILIZE
LOAD DISTRIBUTION PADS UNDER EACH JACK.
PEOPLE AND PETS SHOULD BE CLEAR OF THE TRAILER
WHILE THE LEVELING SYSTEM IS OPERATED. NEVER
LIFT THE TRAILER COMPLETELY OFF THE GROUND.
LIFTING THE TRAILER SO THE WHEELS ARE NOT
TOUCHING THE GROUND WILL CREATE AN UNSTABLE
AND UNSAFE CONDITION.
Fig.30
A
A
Fig.31
Basic Jack Operation in Standard Mode
To reach Standard Mode (Fig.29) for leveling:
1. Power on the OneControl Touch Panel (Fig. 29L).
2. Press “MyRV Control Panel” on the main screen
(Fig.30A).
NOTE: On newer versions of the OneControl Touch Panel,
the screen will not open to “MyRV Control Panel.” The screen
will open to “OneControl” with access to various functions,
including “Leveling.” Choose “Leveling.”
3. Press the “Leveler” icon (Fig.31A).
4. The screen will show the system menu (Fig.29) for
Standard Mode. The Power Tongue Jack can be extended/
retracted in Standard Mode. Front and rear jacks cannot be
operated in standard mode.
Basic Jack Operation in Manual Mode
To reach Manual Mode (Fig.32) for leveling:
1. While in Standard Mode (Fig.29), use the arrows
(Fig.29B) to scroll to Manual Mode (Fig.29G). Hit
“ENTER” (Fig.29H).
2. Front and rear jacks can be operated in Manual
Mode. The Power Tongue Jack cannot be operated in
Manual Mode.
Fig.32
A
B
E
D
C
F

17
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
OneControl Touch Panel in
Standard and Manual Modes
Standard Mode Features
A. Press “EXTEND” (Fig.29J) or “RETRACT” (Fig.29I)
and “FRONT” (Fig.29A) to extend or retract the Power
Tongue Jack.
B. Press the “AUTO LEVEL” (Fig.29M) button to start the
auto leveling sequence.
C. Press the “AUTO HITCH” (Fig.29N) button to start the
hitch recognition sequence when reconnecting to the tow
vehicle.
D. Use the “UP” or “DOWN” arrow (Fig.29B) buttons to
cycle through the menu screen options:
I. Info: Scroll to “Info” (Fig.29C) and press “enter”
(Fig.29H) button to display system information, e.g.,
angle, jack stroke or software version.
II. Auto Retract: Scroll to “Auto Retract” (Fig.29F)
and press “Enter” button to start the “Auto Retract”
sequence, which will retract all jacks. The Power
Tongue jack does not retract.
III. Manual Mode: Scroll to “Manual Mode” (Fig.29G)
and press “ENTER” button to start Manual Level
operation.
Manual Mode Features
NOTE: Upon entering Manual Mode, a tutorial on operating
the jacks will appear on the screen. Press “OK” to clear
the tutorial. To delete the tutorial, click the “Don’t show this
again” box in the bottom right of the screen.
A. Press “EXTEND” (Fig.32F) or “RETRACT” (Fig.32E)
and “Front” (Fig.32B) to operate front jacks.
B. Press “EXTEND” or “RETRACT” and “REAR”
(Fig.32D) to operate rear jacks.
C. Press “EXTEND” or “RETRACT” and “RIGHT”
(Fig.32C) to operate right jacks.
D. Press “EXTEND” or “RETRACT” and “LEFT”
(Fig.32A) to operate left jacks.
NOTE: To operate jacks individually, press “EXTEND”
or “RETRACT” then press the “LEFT” (Fig.32A) or
“RIGHT” (Fig.32C) button while simultaneously pressing
the “FRONT” (Fig.32B) or “REAR” button (Fig.32D),
depending on which jack needs to be operated.
NOTE: The jacks operate in pairs. If at any time in
manual mode the jacks operate individually, the Twist
Protection Prevention System has been activated to
prevent frame twist. The OneControl Touch Panel or
OneControl App will display “Relieving frame twist.” The
jacks will resume operating in pairs when the potential
frame twist has been relieved.
Unhitching from Tow Vehicle
NOTE: Prior to unhitching from the tow vehicle, ensure
trailer is parked on a level surface and chock the tires of
the trailer.
NOTE: Ensure the foot pad of the Power Tongue Jack is
pinned securely in place with the clevis pin and hairpin
cotter pin.
1. Disconnect any wires, chains, or sway control that
may be equipped between the tow vehicle and the trailer.
Unlatch the trailer coupler.
2. Press “EXTEND” (Fig.29J) and “FRONT” button
(Fig.29A) on the OneControl Touch Panel in Standard
Mode to extend the Power Tongue Jack until the foot pad
touches the ground and the coupler clears the hitch ball.
NOTE: If using the OneControl Touch Panel and the hitch
is not visible, a second person will be needed to monitor
the operation of the unhitching process.
3. Disconnect the trailer wire connection at the tow
vehicle, if not previously completed.
4. Pull tow vehicle away and park at a safe distance.
NOTE: To utilize the Power Tongue Jack for the unhitching
process see “Operation - Power Tongue Jack.”

18
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Auto Leveling
1. Prior to auto leveling, ensure the trailer is unhitched
from the tow vehicle and the tow vehicle is parked a safe
distance away from the trailer.
2. Press the “ON/OFF” button (Fig.29L) if the OneControl
Touch Panel is not on.
3. Press “MyRV Control Panel” on the main screen (Fig.30A).
NOTE: On newer versions of the OneControl Touch Panel,
the screen will not open to “MyRV Control Panel.” The screen
will open to “OneControl” with access to various functions,
including “Leveling.” Choose “Leveling.”
4. Press the “LEVELER” icon (Fig.31A).
5. Press “AUTO LEVEL” (Fig.29M).
NOTE: Once the automatic leveling cycle has been started,
it is important that there is no movement in the trailer until the
leveling process is complete. Failure to remain still during the
leveling cycle could have an effect on the performance of the
leveling system.
NOTE: Sequence may vary slightly based on the height of the
trailer coupler prior to leveling.
6. When the Auto Level Sequence begins:
A. The system checks that the rear jacks are retracted.
B. The Power Tongue Jack may adjust depending on the
orientation of the trailer.
C. Front jacks will extend until movement of the trailer is
sensed.
D. The Power Tongue Jack will then retract.
E. The front jacks will extend/retract near level.
F. Rear jacks will extend and ground.
G. Trailer will level front-to-back and then side-to-side.
H. The Auto Level Sequence will ground all jacks to ensure
all foot pads are on the ground.
I. The Auto Leveling sequence is complete when the
OneControl Touch Panel indicates, “Auto Level Success.”
NOTE: If the AUTO LEVEL sequence does not perform
as described above, locate the OneControl Touch Panel
or use the OneControl App to place the system in Manual
Mode. Test that the jacks operate correctly by pushing
their corresponding buttons on the OneControl Touch
Panel or App; e.g., “FRONT” button operates only the front
jacks, etc. (“See Operation - OneControl Touch Panel” or
“Operation - OneControl App” in this manual).
Hitch Recognition
1. Press the “ON/OFF” button to turn the OneControl Touch
Panel on (Fig.29L).
2. Press “MyRV Control Panel” on the main screen (Fig.30A).
NOTE: On newer versions of the OneControl Touch Panel,
the screen will not open to “MyRV Control Panel.” The screen
will open to “OneControl” with access to various functions,
including “Leveling.” Choose “Leveling.”
3. Press the “LEVELER” icon (Fig.31A).
4. Press “AUTO HITCH” (Fig.29N).
A. Rear jacks will retract.
B. The Power Tongue Jack will extend to the ground.
C. Front leveling jacks will retract.
D. The tongue jack will then adjust the height of the front of
the trailer coupler to the point at which the “AUTO LEVEL”
button was most recently pressed.
5. Back the tow vehicle into position to align the tow vehicle
hitch and trailer coupler with each other.
NOTE: If using the OneControl Touch Panel and the hitch
is not visible, a second person will be needed to monitor the
operation of the hitching process.
6. Press “RETRACT” button, then press the “FRONT” button
to retract the tongue jack until the coupler sets into position on
top of the tow vehicle hitch.
7. Latch the tow vehicle hitch and connect any wires, chains or
sway control that may be equipped between the tow vehicle
and trailer.
NOTE: Press the “RETRACT” button and then press and
hold the “FRONT” button until the Power Tongue Jack fully
retracts.
NOTE: To utilize the Power Tongue Jack for the hitching
process see “Operation - Power Tongue Jack.”

19
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Touch Panel Diagram -
OneControl App
NOTE: The OneControl Leveling App is available on
iTunes®for iPhone®and iPad®and also on Google Play™
for Android™users.
jack buttons
in manual mode
(See Fig.37)
Fig.33
Callout Description
A
Jack Buttons - Select Front, Rear, Right and Left jacks to be operated depending on mode.
Jacks available to be operated will be highlighted in blue.
Only the Power Tongue Jack can be operated in Standard Mode (Fig.33). In Manual Mode
(Fig.37), all jacks are available to be operated (no Power Tongue Jack operation available).
B Enter - Push to select various modes.
C Info - Displays system information, e.g. angle, jack stroke or software version.
DAuto Retract - Enters Auto Retract mode to retract all jacks.
Power Tongue Jack does not retract.
E Manual Mode - Enters Manual Mode to manually operate jacks.
F Home Icon - Returns screen to home page.
G Up and Down Arrows - Scroll through options on screen.
H Retract - Retracts jacks in several modes. Jacks available will be highlighted in blue.
I Extend - Extends jacks in several modes. Jacks available will be highlighted in blue.
J Auto Level - Starts the Auto Level sequence.
K Auto Hitch - Returns trailer to previous hitch height for reconnecting to tow vehicle.
A
G
C
D
E
H I J K
leveling in standard mode
B
F

20
lippertcomponents.com 574-537-8900 Rev: 08.17 - GC®TT Leveling OneControl®Touch Panel
Ground Control®TT
Leveling OneControl®
Touch Panel
Installation and Owner’s Manual
(For Aftermarket Applications)
Operation - OneControl App
NOTE: The OneControl App will only function if the trailer
is equipped with the myRV wi hub (Fig.34). To wire the
OneControl and the controller into the existing circuit:
1. Disconnect an existing canbus cable from any myRV
component.
2. Connect the canbus cable to either the OneControl
Touch Panel or controller.
3. Connect the provided canbus cable to the remaining
component (OneControl or controller).
4. Run a canbus cable back to the existing component
from which the circuit was originally disconnected.
NOTE: If the use of the OneControl App is desired
and the trailer is not equipped with myRV, call Lippert
Components to order additional parts and instructions.
Accessing the OneControl App
5. Ensure there is power to the trailer’s wireless network.
6. Navigate to the device’s (smart phone, tablet, etc.)
wi settings. Turn wireless feature on and connect to the
myRV wireless network.
NOTE: If this is the rst time connecting to the myRV
wireless network, a password will be required. The
password is located on the trailer’s wi hub (Fig.34).
7. Open the OneControl application on the compatible device.
Fig.34
A
NOTE: If the device states “Unresolved Network
Connection,” retry connecting to the myRV wireless
network and/or wait for the connection to resolve and
display “Connected” under the myRV wireless connection.
8. The application will request the user “Agree” to an end
user license agreement, create a PIN and “Re-enter PIN to
conrm.”
9. On “Initial Setup” choose “myRV” (Fig.35A).
10. The OneControl app will now display all functions.
Fig.35
BE SURE TO PARK THE TRAILER ON SOLID AND LEVEL
GROUND. PRIOR TO OPERATION, CLEAR ALL JACK
LANDING LOCATIONS OF DEBRIS AND OBSTRUCTIONS.
THE LOCATIONS SHOULD ALSO BE FREE OF SURFACE
DEPRESSIONS AND MOISTURE. WHEN PARKING THE
TRAILER ON EXTREMELY SOFT SURFACES, UTILIZE
LOAD DISTRIBUTION PADS UNDER EACH JACK.
PEOPLE AND PETS SHOULD BE CLEAR OF THE TRAILER
WHILE THE LEVELING SYSTEM IS OPERATED. NEVER
LIFT THE TRAILER COMPLETELY OFF THE GROUND.
LIFTING THE TRAILER SO THE WHEELS ARE NOT
TOUCHING THE GROUND WILL CREATE AN UNSTABLE
AND UNSAFE CONDITION.