en - Original instructions
e-SV series - Installation, Operation and Maintenance Manual 33
7 Troubleshooting
7.1 Precautions
WARNING:
Maintenance must be done by a technician possessing the technical-professional requirements
outlined in the current regulations.
WARNING:
Observe the safety requirements in the chapters on Use and Operation and Maintenance.
WARNING:
If a fault cannot be corrected or is not mentioned, contact Xylem or the Authorised Distributor.
7.2 The unit does not start
The thermal overload protection of the motor
has been triggered
Reset the thermal overload protection on the
control panel or the unit
The device that detects the absence of liquid or
minimum pressure has been triggered
Top up the liquid or restore minimum pressure
Power supply cable is damaged
Replace the power supply cable
The capacitor, if present, is faulty
Check and repair or replace the control panel
Check and repair or replace the motor
7.3 The differential protection device (RCD) is activated
Check and repair or replace the motor
Unsuitable type of differential
Check the type of differential