Edwards GXS Series Instruction Manual page 173

Fault Alarm 176.13 - No MB Inv Comms
Cause The pump controller cannot communicate with the booster inverter during the
start‑up checks.
Remedy Check the wiring between the pump controller and the booster inverter.
Fault Alarm 184.10 - Dry Pump Stopped
Cause The dry pump speed is very low. The rotor might be locked.
Remedy Cycle the power to the pump and attempt to restart. If this fails, contact us.
Fault Alarm 186.01 - DP INV xxxx yyyy
Cause The dry pump inverter has raised an alarm and stopped the dry pumping system.
Remedy Refer to
Fault Alarm 186.01 - DP Not Running
Cause The dry pump inverter will not start up when requested.
Remedy Check the inverter fault history.
Fault Alarm 186.13 - No DP Inv Comms
Cause The pump controller cannot communicate with the dry pump inverter during
start‑up checks.
Remedy Check the wiring between the pump controller and the dry pump inverter.
Fault Alarm 196.01 - DP Inv xxxx yyyy
Cause The DP 2nd dry pump inverter has raised an alarm and stopped the dry pumping
system.
Remedy Refer to
Fault Alarm 196.13 - No DP Inv Comms
Cause The pump controller cannot communicate with the dry pump 2nd inverter.
Remedy Check the wiring between the pump controller and the dry pump inverter.
Fault Alarm 314.12 - Speed Too Low
Cause The pump rotational speed is at least 30% less than demand for more than 3
minutes.
Remedy Perform a mechanical check of rotation and the bearings before attempting to
restart.
M58800880_H - Fault finding
Inverter warnings and alarms
Inverter warnings and alarms
Page 169
on page 170 for more information.
on page 170 for more information.