Altec AIR
P8400W Air-dryer User’s Guide
Page 97 of 110
P017585 – Rev. A
13.6 Can’t Create a High Pressure Alarm
Possible Cause
Check
Corrective Action
Defective Outlet
Pressure Regulator
Verify that the Outlet
Pressure Regulator can
be adjusted
(section 8.14 )
Replace Outlet Pressure
Regulator if unable to
adjust pressure (section
11.2 )
High Outlet Pressure
Alarm set point higher
than default setting of
12.0 PSI
Verify High Outlet
Pressure Alarm set point
(section 8.8)
Adjust Outlet Pressure
Regulator so that Outlet
Pressure (
OUTP
)
reading climbs over
verified set point
(section 9.14 )
Defective Control Board Verify that the Outlet
Pressure (
OUTP
)
reading is higher than
the High Outlet Pressure
Alarm set point (above)
Replace Control Board
(section 11.1 ) if Outlet
Pressure (
OUTP
)
reading is over verified
High Outlet Pressure
Alarm set point for more
than 1 minute and fails
to create an alarm.
13.7 Low Outlet Pressure Alarm
Possible Cause
Check
Corrective Action
Outlet Pressure set too
low
Verify Outlet Pressure
(
OUTP
) reading
(section 8.4.4.1 )
Adjust Outlet Pressure
Regulator (section 8.14 )
High Flow condition
Verify Flow Rate
(
FLOW
) reading is not
higher than expected
(section 8.4.4.1 )
Troubleshoot High Flow
condition (section 13.9 )
Air Leak
Test fittings and hoses
for leaks(section 9.16 )
Reconnect or replace
bad fitting / hose
Low Outlet Pressure
Alarm set point too high
Verify Low Outlet
Pressure Alarm set point
(section 8.8)
Lower the Low Outlet
Pressure Alarm set point
(section 8.8)
