STEMCO Aeris Inflation System Troubleshooting - Manual (Page 15)

Aeris System Troubleshooting
Sept 2013
Page 15 of 18
Condition: Tires are not within a few PSI of each other after light goes off after power up.
Possible causes: Kinked or damaged ¼ inch air line. Incorrect valve core in hose or damage hose check valve.
Go to tire that is low and
disconnect hose from tire valve
stem. Is there a high volume of
air coming out of hose?
Low volume or no air flow is
caused by restriction in ¼” air
line or hose. Replace hose with
known good. Is there a high
volume of air coming out of
hose?
Verify air supply valve on the
outside of the control box is in
the open position and air filter
is not plugged. Is valve open
and filter clear? (See figure 1 on
page 18)
No
Open Valve
Complete
Power on Test
again
Yes
No
Check valve stem core for
proper operation. Repair as
needed.
Complete
Power on Test
again
Yes
No
Hose was damaged,
replace hose
Complete
Power on Test
again
Yes
Continue
on page 16