DAB ACTIVE J 62 Installationsanweisung Und Wartung Seite 39

11. TROUBLESHOOTING
Fault
The pump does not start.
The pump does not stop.
The pump stops during operation.
The pump starts when there is no
request for water.
ENGLISH
Check (possible causes)
 Insufficient water.
 Overheating due to blocking of
the pump.
 Voltage too low or too high.
 No electric power supply.
 No water consumption.
 The pump is in alarm status.
 The existing pipe has a leak or is
faulty.
 The check valve is blocked.
 Dry running.
 Overheating due to:

High environment temperature
(> 45°C).

Motor overload.

Blockage of the pump/motor.
 Voltaggio troppo basso.
 Faulty check valve or leaks from
the existing pipe.
35
Remedies
Check the suction pipe.
Contact the pump supplier.
Check the voltage of the power
supply
Connect to the power mains.
Turn on a tap. Check that the height
between the top point of the delivery
pipe and the pump is not higher than
the setting.
On the control panel, check the
regulation of the start pressure.
The pump resets automatically with
self-starts.
It is possible to reset the pump by
feeding it again, disconnecting the
voltage for a few seconds.
Repair the pipe.
Dismantle the system and clean the
valve.
Check the suction pipe.
Contact the pump supplier.
Controllare l'alimentazione elettrica.
Clean the valve or replace it with a
new one.