Flowserve NRS 1-40 - Manual (Page 17)

17
System Malfunction 2
System Malfunctions
– continued –
LED 2 flashes slowly.
A system malfunction in level
electrode 2 was detected.
LED 2 flashes slowly
Fault: The max. admissible temperature in the terminal box of the electrode
has been exceeded.
Remedy: Insulate electrode flange against thermal radiation.
LED 1 and 2 flashes slowly Hold down button .
LED 1 and 2 flashes slowly.
Fault: The electronic circuit board of the level electrode is defective.
Remedy: Replace the electronic circuit board of the level electrode 2.
LED 2 flashes slowly Hold down button .
LED 2 flashes slowly.
Press button twice for a few seconds
to acknowledge the malfunction
messages.
The system will continue to work once
the causes of the system malfunctions
are completely eliminated.