Ingersoll-Rand ENL 10, Инструкция по установке и эксплуатации

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12. TROubLEShOOTING AND FAuLT ELImINATION
Symptoms Possible reasons measures
No LED lights up
Supply voltage incorrect.
Circuit board defective. Check the voltage on the type plate.
Check the connections and the supply voltage.
Check the circuit boards for possible damage.
All LEDs are continuously on
Failure during the start of the program.
Circuit board defective. Separate the device from the supply voltage
and reactivate after > s.
Check the circuit boards for possible damage.
Test button pressed, but no
condensate discharge
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.
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.
Condensate discharge only
when the test button is
pressed
Feed pipe without sufficient slope.
Cross section not large enough.
Condensate accumulation too high
(surge).
Service unit extremely dirty.
Install feed pipe with a slope.
Replace the service unit.
Device blows off continuously
Service unit defective or dirty. Replace the service unit.