O&M Manual v2
Page 29
10.
TROUBLESHOOTING
This section enables the operator to determine the cause of operation problems and suggests remedies for the
problems. If there are several likely causes, investigate the simpler solutions first. Regardless of the type of
malfunction, a person who is thoroughly familiar with the system should perform the troubleshooting
procedures. If further assistance is required, contact your local distributor or South-Tek Systems.
Symptoms
Probable Cause
Corrective Action
Nitrogen Generator Not Cycling
Low Voltage or Low Amperage
Check Electrical Source
Circuit breaker tripped
Reset circuit breaker
Fuse Blown
Replace fuses located on the
electrical terminal block beside
the 24VDC Power Converter.
Main Power is OFF (Left button
on the Home screen is Red)
Touch the Red switch for 2
seconds until it turns green.
Low Operator Air Pressure
Check the incoming air source as
well as the internal air pressure
regulator.
Defective Wiring
Check all wiring connections
Nitrogen
Generator
Running
Continuously
Cut Out pressure incorrectly set
Reset the cutout pressure to
factory setting
Defective wiring with pressure
transducer to the Touchscreen
Check the wiring connections
Excessive N2 Leakage
Correct all N2 leakage
Cycle Pressure too low
Check the incoming air source
pressure as well as the internal air
pressure regulator.
Low N2 purity
Product flow too high
Decrease product flow
O2 analyzer malfunction
Replace O2 analyzer
O2 flow port valved off
Open the O2 sample port
Exhaust port plugged
Make sure the exhaust tube is free
for any blockage
Not building any storage pressure
Bad Process valve
Check and make sure each
individual
valve
is
working
properly.
Deflective wiring
Check all wiring
Disconnected pneumatic line
Make sure all pneumatic lines are
secured
No Air Pressure going to the pilot
valves
Make sure the pilot valves are
getting adequate pressure
