PUREGAS, LLC
P4200W2 Series Air Dryer User’s Guide
Page 99 of 113
P012308 - Rev. E
13.3 Air Dryer Won’t Power ON
Possible Cause
Check
Corrective Action
Power Circuit Breaker
in
OFF
position
Verify Power Circuit
Breaker is in
ON
position
(section 8.3 )
Move Power Circuit
Breaker to
ON
position
(section 8.3 )
No voltage to the Circuit
Breaker
Measure voltage to the
Power Line Filter
(section 9.4 )
If voltage is correct
replace Circuit Breaker
(section 11.1 ). If
voltage is not correct go
to next possible cause
No incoming voltage to
air dryer
Measure incoming
voltage (section 9.5 )
Troubleshoot facility
power supply to air
dryer
13.4 Display Screen Not Functioning
Possible Cause
Check
Corrective Action
Dryer experienced a
power spike
Power the air dryer
OFF
for 15+ seconds.
Power the air dryer
ON
.
13.5 High Outlet Pressure Alarm
Possible Cause
Check
Corrective Action
Outlet Pressure set too
high
Verify Outlet Pressure
(
OUTLET
) reading
(section 8.4.5.2 )
Adjust Outlet Pressure
Regulator (section 8.16 )
High Outlet Pressure
Alarm threshold too low
Verify High Outlet
Pressure threshold
(section 8.8.5 )
Raise High Outlet
Pressure threshold
(section 8.8.5 )
