Troubleshooting - Parker BA-DME012-E Guide De L'utilisateur

8 Troubleshooting

Fault
Poor Dewpoint
Electrical fault
High differential pressure
No purge air
Pressure drop via an exhaust valve
Indication
Economy indicator is flashing.
Crystals in the humidity indicator turn
clear.
Fault indicator is flashing.
Pressure gauge.
The dryer columns do not exhaust
fully.
Poor dewpoint.
Rapid pressure drop within the
system.
Fault indicator is flashing.
Cause
Over flow.
The flow is too high.
Pressure too low.
Inlet temperature is too high.
Purge air flow is too low.
Blocked silencer
Contaminated Desiccant
Hardware fault
Flow too high
Blocked or closed exhaust valve.
Blocked silencers.
Faulty valve
19
Remedy
Check the pre-filter and condensate
drain.
Compare the actual flowrate with the
rated flow for the dryer.
Check the air consumption.
Check the technical specification
Check the technical specification
Purge air requires resetting at an
operating pressure of 6 barg
Replace the silencer
(Authorised service personnel)
Remove the cause of contamination.
Replace the desiccant
(Authorised service personnel)
Call authorised service personnel.
Check the flow and adjust accordingly
Call authorised service personnel.
Close the inlet and outlet ball valves
and disconnect the electrical supply.
Call authorised service personnel
immediately.