Parker PCO2, User Manual

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17
6 Troubleshooting
Problem Indication Possible Cause Action Required
Poor dewpoint
Condensed water downstream of
the system
Bulk water carried over into the
PCO2 unit
Check pre-filtration elements and
drains
Overflow of the PCO2 unit
Compare flow through the PCO2
unit to rated flow
Check for modifications to the
compressed air system
Inlet pressure too low
Check functioning of the
compressor
Inlet temperature too high
Check functioning of the
compressor
Check ventilation around the dryer
Contaminated desiccant
Locate and eliminate source of
contamination and replace the
desiccant
High pressure drop through
filter / system package
Pressure gauges fitted to
compressor / train
Blocked filters Replace any blocked filters
Overflow of the PCO2 unit
Eliminate conditions leading to
over flow
Outlet air flow stops
Indicated downstream pressure
drops to zero
Compressor failure
Investigate problem with the
compressor and correct