S I G N A T U R E
1. The pump is not primed
2. The pump releases only a small flow of water
3. The pump makes a noise
9. Troubleshooting
4. The pump will not start
5. The motor is making a noise but will not start
6. The motor is stopped
1 2 3 4 5 6
CAUSES
SOLUTIONS
Air entering the suction pipe Check the condition of connections and
seals on the suction pipe
Filter cap badly sealed
Invert power phases
Inverted motor turning
Check the voltage on the characteristics
plate and that of the mains
Wrong voltage
Compruebe el voltaje de la placa
característica y el de la red
Pre-filter blocked
Clean the filter
Load loss in drainage
Prevent parts from causing load loss
wherever possible
Pump incorrectly secured
Secure the pump correctly
Motor blocked
Contact the technical service
Increased temperature in
the terminal box due to
electric arc
Check the terminal box connections
The thermal protection trips Connect the cables correctly to the
terminal boxes
Incorrect terminal box
connections
Tighten the cable correctly to the terminal
/ Adapt the size of the cable connection to
the terminal box
