Edwards GXS Series

Fault Warning 34.01 - N2 purge low
Cause Low N
2
pressure. If the ow switch is ed, low N
2
ow.
Remedy Check N
2
supply and increase the pressure.
If the N
2
ow switch is ed, check the ow and increase the ow.
Fault Warning 39.11 - Exh Press High
Cause The pressure in the exhaust pipeline is too high.
- A valve in the pipeline may be shut.
- There may be process debris or condensaon in the exhaust pipeline.
- You may have too many pumping systems connected to the exhaust pipeline.
Remedy Refer to Unplanned shut down and alarms on page 61 to determine the exhaust
pressure that triggered the warning.
Check that all valves in the exhaust line are open and consider whether process
debris or condensaon are likely.
Fault Warning 39.13 - Sensor missing
Cause The exhaust pressure transducer is not ed, disconnected or has failed.
Remedy Check and recfy as necessary.
Fault
Warning 51.13 - Sup Missing
Cause There is a communicaon problem within the pump controller. Refer to Pump
controller communicaons on page 173 for more informaon.
Remedy Cycle the power to the pump. If the warning persists, contact us to replace the
pump controller.
Fault Warning 54.11 - MB Temp High
Cause The temperature of the booster pump is too high.
Remedy Check that the cooling water is connected, switched on and is to the specicaon
given in Cooling water data.
Fault
Warning 54.13 - Sensor missing
Cause The booster temperature sensor may have become disconnected or failed.
Remedy - Check that the booster pump temperature sensor is
ed and is correctly
connected.
- Check the operaon of the sensor and replace it if it has failed.
Fault
Warning 55.11/ Warning 63.11-DP Temp High
Cause The internal temperature of the pump is too high.
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M58800880_H - Fault nding