Troubleshooting And Fault Elimination - Ingersoll Rand ENL 5 Instruciones De Instalación Y De Servicio

EN
Symptoms
No LED lights up
All LEDs are continuously
on
Test button pressed,
but no condensate
discharge
Condensate discharge
only when the test but-
ton is pressed
Device blows off con-
tinuously
18

12. TROubLEShOOTING AND FAuLT ELImINATION

Possible reasons
Supply voltage incorrect
Circuit board defective
Failure during the start of the program
Circuit board defective
Feed pipe and/or discharge pipe
blocked or obstructed
Wear and tear
Circuit board defective
Service unit defective
Minimum pressure not reached
Maximum pressure exceeded
Feed pipe without sufficient slope
Cross section not large enough
Condensate accumulation too high
(surge)
Service unit extremely dirty
Service unit defective or dirty
ingersollrandproducts.com
measures
Check voltage on the type plate
Check the connections and the supply
voltage
Check the circuit boards for possible
damage
Separate the device from the supply
voltage and reactivate after > 5 s
Check the circuit boards for possible
damage.
Check feed and discharge pipe
Check whether or not the valve opens
audibly (press the test button several
times for > 2 seconds)
Check the circuit board for possible
damage
Check the operating pressure
Install feed pipe with a slope
Replace the service unit
Replace the service unit
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