Altec AIR
P8400W Air-dryer User’s Guide
Page 98 of 110
P017585 – Rev. A
13.8 Can’t Create a Low 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 )
Low Outlet Pressure
Alarm set point lower
than default setting of
6.5 PSI
Verify Low Outlet
Pressure Alarm set point
(section 8.8)
Adjust Outlet Pressure
Regulator so that Outlet
Pressure (
OUTP
)
reading drops below
verified set point
(section 9.15 )
Defective Control Board Verify that the Outlet
Pressure (
OUTP
)
reading is lower than the
Low Outlet Pressure
Alarm set point (above)
Replace Control Board
(section 11.1 ) if Outlet
Pressure (
OUTP
)
reading is under verified
Low Outlet Pressure
Alarm set point for more
than 1 minute and fails
to create an alarm.
13.9 High Flow Rate Alarm
Possible Cause
Check
Corrective Action
Air leak in downstream
cable outside of dryer
Verify Flow Rate
(
FLOW
) reading is not
higher than expected
(section 8.4.4.1 )
Fix downstream
problem
Air leak inside of dryer
Test fittings and hoses
for leaks (section 9.16 )
Reconnect or replace
bad fitting / hose
High Flow Alarm set
point too low
Verify High Flow Alarm
set point
(section 8.8)
Raise High Flow Alarm
set point (section 8.8)
13.10 High Cabinet Temperature Alarm
Possible Cause
Check
Corrective Action
Fan Failure
Verify both fans are
running (section 9.9 )
Check for loose fan
wiring (section 14.1 )
Replace defective fan
(section 11.2 )
High Ambient
Temperature
Verify temperature of
location is 40°-85°F.
Lower ambient
temperature of location
Summary of Contents for Altec AIR P8400W
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