Leveling Jacks - Thor Motor Coach tuscany 2013 Owner's Manual

Jack retracts after coach is level.
• Check tank reservoir for the proper fluid levels.
• Hose or jack may have an external leak.
• Fluid is leaking back to reservoir through the control valve.
Jacks will not retract completely.
• Jack may be clogged with ice or mud.
• Main rod is bent or scored. Have replaced or repaired if necessary.
• Valve plunger is not completely depressed by the valve handle.
• Spring is weak or broken.
• Hydraulic line is pinched.
Ignition switch is on, but no power to pump and/or control panel.
• Parking brake is not set.
• 12 Volt from power source is not available. Check the in-line fuse under the dash by
the O.E.M. fuse panel.
• Faulty wire or electrical connection. Have checked by a qualified service technician.
Pump will not activate.
• Grounding switch on valve is not working.
• Pump relay not functioning.
• Pump not grounded.
Hydraulic pump activates without use of control valve pad.
• Grounding switch at valve may have shorted.
• Pump relay may be stuck.
• Relay control wire shorted to ground.
• Oil supply is low in reservoir.
• Store levers not in the operate position.
• Pump is not developing pressure.
• Broken hydraulic line.
Yellow leveling lights are not functioning properly.
• Yellow lights will not go out when vehicle is level. Adjust the sensing unit located
under the main body floor in a center storage compartment. See your manufacturers
manual.
Red warning lights are not functioning properly.
• Lights will not come on: check for broken wire at warning switch on the jack.
• Lights will not go out: faulty warning switch or wires are shorted to the ground.
Troubleshooting

LEVELING JACKS

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