Troubleshooting Guide; Frequently Asked Questions - Air Lift LoadLifter 5000 Ultimate Installation Manual

LoadLifter 5000 Ultimate

Troubleshooting Guide

PROBLEM
System won't maintain pressure
overnight .
Air spring or air line leak .
Corner won't raise or air leak
develops .

FREQUENTLY ASKED QUESTIONS

Q . Will installing air springs increase the weight ratings of a vehicle?
Q . Is it necessary to keep air in the air springs at all times and how much pressure
Q . Is it necessary to add a compressor system to the air springs?
Q . How long should air springs last?
Q . Will raising the vehicle on a hoist for service work damage the air springs?
MN-970
CAUSE
Improperly installed air line, air line has
holes or cracks .
Fitting seal or air line is compromised .
Look for a kink or fold in the air line .
No . Adding air springs will not change the weight ratings (GAWR, GCWR and/
or GVWR) of a vehicle . Exceeding the GVWR is dangerous and voids the Air Lift
warranty .
will they need?
For LoadLifter 5000 Ultimate, the recommended minimum air pressure is 5 PSI, but it
can safely be run at zero air pressure .
No . Air pressure can be adjusted with any type of compressor as long as it can
produce sufficient pressure to service the springs . Even a bicycle tire pump can be
used, but it's a lot of work .
If the air springs are properly installed and maintained they can last indefinitely .
No . The vehicle can be lifted on a hoist for short-term service work such as tire
rotation or oil changes . However, if the vehicle will be on the hoist for a prolonged
period of time, support the axle with jack stands in order to take the tension off of the
air springs .
SOLUTION
Leak test the air line connections, the
threaded connection into the air spring, and all
fittings in the control system .
Check to make sure air lines are seated in
connectors . Inspect fittings with soapy water .
Trim hose or re-seal fitting . Ensure lines are
cut straight .
Replace any air line that has been kinked .
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