OPERATING PROCEDURES
MP35.3845
08FEB06
MANUAL JACK RETRACTION
MANUAL HYDRAULIC OPERATION
enough to allow the jacks to retract.
harder. Make sure the valves have been opened far
As the valve starts to open, the T-Handles will turn
Valve release T-Handles will turn several turns easily.
IMPORTANT: Only open the valves enough to retract
the jacks. DO NOT turn valve release nuts more than
4 and 1/2 turns. Turning the nuts more could damage
the valves.
outer positions and 2 small valves in the center positions.
4 small valves and some will have 2 large valves in the
NOTE: Some assemblies have 4 large valves, some have
retract the jacks for travel.
only if the "AUTO STORE" button on the control panel will not
valve release nut. Use the manual valve release for retracting
have a valve release T-Handle. The small valves have a
equipped with a manual valve release. The large valves
The solenoid valves on the power unit valve assembly are
DO NOT CRAWL UNDER THE VEHICLE, KEEP A SAFE
DISTANCE IN FRONT AND REAR OF THE VEHICLE.
THE VEHICLE MAY DROP AND/OR MOVE FORWARD
OR BACKWARD WITHOUT WARNING AS THE VALVE
RELEASE IS OPERATED.
1. Locate the manual valve release on each solenoid valve.
The solenoid valves are located on the power unit/valve
2. Allow clearance for the vehicle to lower.
assembly.
CAUTION:
KEEP AWAY FROM THE WHEELS,
T-HANDLE
BREATHER CAP
ASSEMBLY
VALVE
POWER UNIT
RELEASE
NUT
VALVE
VALVE RELEASE
point as internal damage may occur to the solenoid.
with the Operators Manual. As of APRIL 2002 the
NOTE: Prior to APRIL 2002 a 1/4" Nut Driver was sent
1/4" Nut Driver has been incorporated into the Breather
Cap. See the back page of this manual for further info.
5. Check that all four jacks are now retracted.
6. Close the valves by turning the manual valve releases
DO NOT tighten the manual valve release past this
IMPORTANT: Once the manual valve release is snug,
7. The system should now be repaired before using again.
3. Retract the front jacks by opening the two center valves.
Slowly turn the manual valve releases counter clockwise
4. Repeat the process for the rear jacks by opening the two
SOLENOID VALVES
until the jacks start to retract.
clockwise.
outer valves.
before front to rear.
low. It is best to level the vehicle side to side first, if needed,
exhausted from the vehicles suspension system.
3. Push the "DUMP" button. Wait until all of the air is
"ACCESSORY" position.
the vehicle, and set the parking brake. Turn the ignition to the
LEVEL SENSING light is on, that side or end of the vehicle is
(UP ARROW) buttons on the right half of the panel. If a yellow
4. The vehicle may be leveled using the manual EXTEND
the vehicle on the jacks.
2. Place pads under the jack feet if the ground will not support
1. Place transmission in the recommended position for parking
stabilize the vehicle after leveling is complete should lift the
IMPORTANT: Push the "STORE" button before traveling
when manual operation of the leveling system is used.
against wind and activity in the vehicle. Jacks used to
touch panel and turn the ignition switch to the "OFF" position.
5. When leveling is completed, push the "OFF" button on the
button for more than ten (10) seconds after that pair of
extended to the ground. This provides additional stability
or end of the vehicle. Any jack not used for leveling can be
Jacks will extend (or retract) in pairs to raise (or lower) a side
IMPORTANT: Do not continue to push an EXTEND
vehicle slightly after touching the ground.
jacks are fully extended.
