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Item 51545–51547
Page 7
The Tool Experts
10 2022-1
1-phase supply
3-phase supply
№
Name
1
Brown
2
Yellow
3
Red
4
Capacitor
Troubleshooting
If the pump stops or breaks off water suction, check the following:
•
Is there water in the water source?
•
Is the non-return valve completely submerged into water?
•
Is the suction unit obstructed by dirt or leaking?
•
Has the suction depth been exceeded?
Engine does not run
Cause
Solution
Lack of voltage
Check voltage.
Pump impeller blocked – thermo-controller has
switched pump off
Dismantle and clean pump.
Pump does not suck in
Cause
Solution
Suction valve not in the pumped medium
Install suction valve inside the water.
Pump room without water
Fill in pump medium in suction nozzle.
Air in suction line
Check if suction line is well sealed.
Suction valve leaking
Clean suction valve.
Suction strainer (suction valve) blocked
Clean suction basket.
Max. suction lift exceeded
Check suction lift.