PUREGAS, LLC
P4200PM / P5000PM Remote Air Dryer User’s Guide
Page 71 of 79
P012649 – Rev B
13.11 Compressor Excessive AMP Draw
Possible Cause
Check
Corrective Action
Restriction in air line
Remove Discharge Hose
from compressor (see
section 11.5 for location
of hose)
Re-measure Compressor
AMP Draw
(section 9.2)
If measurement is
below 11.0 amps, trace
hoses from compressor
to Unloader Valve
looking for restrictions
or kinks
Compressor failing
Remove Discharge Hose
from compressor (see
section 11.5 for location
of hose)
Re-measure Compressor
AMP Draw
(section 9.2)
If measurement is still
above 11.0 amps,
replace compressor
(section 11.6)
or send it in for repair
(section12. )
13.12 Compressor Excessive Run Time Alarm
Possible Cause
Check
Corrective Action
Low System Pressure
Verify System Pressure
(section 8.7)
Adjust System Pressure
to 50 PSI (section 8.7)
High Flow condition
Verify Flow Rate
reading is not higher
than expected
Troubleshoot High
Flow condition
Defective Unloader
Valve
Test Unloader Valve
operation (section 9.7)
If this is continuously
flowing high amounts of
air, the Unloader Valve
is defective.
Replace Unloader
Valve
(section 11.4)
Defective Heatless
Dryer Solenoid Valve
Verify consistent
Heatless Dryer cycling
(section 9.6)
If either side is
continuously flowing
high amounts of air, the
Solenoid Valve is
defective.
Replace Solenoid
Valves included in the
Maintenance Kit
(section 11.4)
Defective Solid State
Relay
Measure voltages at
Solid State Relay
(section 9.5)
If measurements are
bad, replace Solid State
Relay (section 11.2)
