Edwards GXS Series Instruction Manual page 169

Remedy Check that cooling water is connected, switched on and is to the specification given
in Cooling-water data
Fault Warning 55.13/ Warning 63.13-Sensor missing
Cause The dry pump temperature sensor may have become disconnected or failed.
Remedy - Check that the sensor is fitted and is correctly connected.
- Check the operation of the sensor and replace it if it has failed.
Fault Warning 71.13 - AC Sup missing
Cause The pump controller cannot communicate with the accessory module.
Remedy - Check that the accessory module is correctly connected to the pump and then
cycle the power to the pump.
- If this warning persists, contact us.
Fault Warning 152.01 - Valve Not Shut
Cause The inlet isolation valve has failed to close.
Remedy Check the wiring and the air supply to the inlet isolation valve.*
* This warning will only clear when the valve has successfully been closed and opened.
Fault Warning 153.01 - Valve Not Open
Cause The inlet isolation valve has failed to open.
Remedy Check the wiring and the air supply to the inlet isolation valve.*
* This warning will only clear when the valve has successfully been closed and opened.
Fault Warning 176.01 - MB INV xxxx yyyy
Cause Booster Inverter has raised a warning code.
Remedy Refer to
Fault Warning 176.13 - No MB Inv Comms
Cause The pump controller cannot communicate with the booster inverter.
Remedy Check the wiring between the pump controller and the booster inverter.
Fault Warning 186.01 - DP INV xxxx yyyy
Cause Dry pump Inverter has raised a warning code.
Remedy Refer to
M58800880_H - Fault finding
on page 25.
Inverter warnings and alarms
Inverter warnings and alarms
Page 165
on page 170 for more information.
on page 170 for more information.