STERWINS 750 DW-3 - Troubleshooting

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8.4 TROUBLESHOOTING
serious injury. Warning ! Before any trouble shooting, switch
Problems Probable causes Solutions
required
The pump is not
starting
- There is no electric current
the low position (current
blocked.
- Ensure that the electric
current is on.
- Check the water height
required
The pump is not
draining
- The intake pipe is clogged
- The outlet pipe is clogged
- The turbine is blocked
- Presence of an air bubble
- Clean the intake pipe
- Clean the pipe
- Disassemble the base and
clean the turbine
- Tilt the pump to let out the
air bubble then put it back in
vertical position
required
The pump is not
stopping
the high position
blocked.
- Check there is no foreign
object which could block the
in low position required
suitable
- The draining pipe diameter
is not suitable
- The intake pipe is clogged
- The outlet pipe is clogged
- The turbine is blocked
- Replace the tube (40mm hose
is recommended)
- Clean the pipe or intake pipe
- Disassemble the base and
clean the turbine
required
The pump
stops for a brief
moment
- Use instructions have not
been followed
- The motor automatically
switches to safety position
- The pipe is not suitable
- The water is too hot. The
overheat protection device
is stopping the pump
- Check for the depth of
submersion.
- Replace the pipe following
use instructions
- Check that the water
temperature remains under
35°C.
required