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TROUBLESHOOTING CHARTS
PROBLEM
POSSIBLE CAUSE
SOLUTION
Unit will not turn ON
Defective Power Switch or PCB
Replace defective electrical component
Recovery process is slow
Plugged Filter
Compressor seals are worn
Check INLET port filter, Clean or replace
Rebuild compressor, replace piston seal
Unit does not pull a vacuum
Loose hose connections on Inlet Side
Compressor seals are worn
Tighten Hose connections
Rebuild compressor, replace piston seal
Check power cord to ensure properly
plugged into power source and IEC inlet
Unit not properly plugged in or no
power at power source
Check core depressor on connecting
hoses
Valve core on system being recovered
not fully depressed
RED LED CODE
FAULT INDICATED
POSSIBLE SOLUTION
3 Flashes
Excessive pressure in recovery tank. Replace recovery tank.
Pressure on the discharge of the unit exceeded 550 PSIG. Check
to make sure all valves in the discharge pathway are open.
Once corrected, the pressure switch will reset. If equipped with
manual high pressure switch, push reset button.
High Pressure Swich as been
activated
4 Flashes
Let cool down for 15 minutes and restart.
Motor Overload
5 Flashes
Check to see if power source is In the range of the nameplate
rating.
Low Voltage Detected
6 Flashes
Check to see if power source is In the range of the nameplate
rating.
High Voltage Detected
