STEMCO Aeris Inflation System Troubleshooting - Manual (Page 10)

Aeris System Troubleshooting
Sept 2013
Page 10 of 18
Aeris System Function Test
THIS MUST BE COMPLETED BEFORE BEGINNING SYSTEM TROUBLESHOOTING
Power on Test – This is referenced throughout the troubleshooting procedures and consist of
connect air and power supply to the trailer while watching Driver Warning Lamp on the nose of the
trailer
Important initial steps: Initially do not connect air supply or power until instructed below
•
Verify valve on control box is open and pressure regulator is set to desired pressure
•
Deflate all tires to at least 5 psi below regulator setting
•
Connect air supply and power to the trailer and observe Driver Warning Lamp for the following
conditions
Does Driver Warning
Lamp come on at all ?
Yes
Proceed to
Page 11
Does Driver Warning Lamp
come on, flash three times
when power is connected?
Yes
No
No
Are all tires filled to
consistence level?
(Usually 2-3 psi below
regulator setting)
Yes
System is operating
normally. See page 17
for normal operation
indications
No
Proceed to
Page 15
Does Driver Warning
Lamp go off after 5-15
minutes ?
Proceed to
Page 13
Proceed to
Page 14
No