Malfunctions – Flowserve NRG 26-40 User Manual
Page 24
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Fault:
The electrode has been installed without protection tube.
The protection tube serves as reference electrode.
Remedy: Install protection tube.
Fault:
The desired zero point is not within the measuring range of the electrode.
The electrode is too short.
Remedy: Replace level electrode. Choose adequate electrode length.
Fault:
Dirt deposits have accumulated on the electrode rod.
Remedy: Remove level electrode and clean electrode rod with a wet cloth.
Fault:
The internal seal of the electrode rod is damaged.
Remedy: Replace level electrode.
Fault:
The vent hole in the protection tube does not exist, is obstructed of flooded.
Remedy: Check protection tube and, if necessary, provide vent hole.
The equipment does not work accurately
Fault:
The level electrode responds too slowly to changes in the liquid level.
Remedy: Rectify the attenuation setting.
Fault:
The isolating valves of the external measuring pot (optional) are closed.
Remedy: Open isolating valves.
Malfunctions
continued
Fault finding list for troubleshooting
continued
If faults occur that are not listed above or cannot be corrected, please contact our service centre or
authorized agency in your country.
If faults occur that are not listed above or cannot be corrected, please contact our service centre or
authorized agency in your country.