ALTEC AIR, LLC
P1500W Series Air Dryers User’s Guide
Page 87 of 100
P011787 – Rev. S
13.7 Low Outlet Pressure Alarm
Possible Cause
Check
Corrective Action
Outlet Pressure set too
low
Verify Outlet Pressure
(
OUTP
) reading
(section 8.2.5.1 )
Adjust Outlet Pressure
Regulator
High Flow condition
Verify Flow Rate
(
FLOW
) reading is not
higher than expected
Troubleshoot High
Flow condition
(section 13.11 )
Low Outlet Pressure
Alarm set point too
high
Verify Low Outlet
Pressure Alarm set
point
Lower the Low Outlet
Pressure Alarm set
point
Leak in the air system
With no outlet flow,
test fittings and hoses
for leaks (section 9.16 )
Tighten any loose
connections as required
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
Replace Outlet Pressure
Regulator if unable to
adjust pressure
(section 11.2 )
Low Outlet Pressure
Alarm set point lower
than default setting
Verify Low Outlet
Pressure Alarm set
point
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 11.2 ) 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.
Summary of Contents for P1500W Series
Page 2: ......
