Manual Override; Two-Valve System - Lippert Components Ground Control 2.0 Master Owner's Manual

Manual Override

In the event of electrical or system failure, the jacks can be operated manually. Unhook the hydraulic power
unit motor from the power source prior to attempting the manual override procedure.

Two-Valve System

1. Remove six screws around the perimeter of the motor cover and remove cover (Fig. 4).
5/32"
2.
Using a hex wrench, open the valve(s) by turning the manual override screw(s) clockwise until it
stops (Fig. 5).
NOTE: With the two-valve system, the jacks can be independently extended or retracted. To manually
extend or retract the curbside (right) jack, open the top valve. To manually extend or retract the
roadside (left) jack, open the bottom valve. To manually operate both jacks simultaneously, open
both top and bottom valves.
3.
Remove plug from top of motor cover (Fig. 4).
4.
Remove protective label from power unit to reveal the manual override coupler (Fig. 6).
NOTE: Top of motor cover and wiring removed for clarity in Figs. 5, 6 and 7.
5.
Using a drill with a
6. Run the drill clockwise to retract the jacks.
7.
Run the drill counterclockwise to extend the jacks.
8.
After extending or retracting the jacks, make sure to turn the override screw(s) counterclockwise until
it stops.
9.
Reinstall motor cover and plug.
Plug
Rev:11.08.19
1/4"
hex bit, insert the hex bit into the manual override coupler (Fig. 7).
Fig. 4
Top of Motor Cover
Manual Override
Coupler Access
Motor Cover
Fig. 6
Page 140
Fig. 5 Two Valves
Protective
Label
Override
Screws
Fig. 7
CCD-0001573-08