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6 TROUBLE SHOOTING GUIDE
Symptoms Probable Cause Recommended Action
Pump will not start. Electrical. Check power supply.
Check fuse (see fuse section).
Check circuit breaker is set.
Check wiring connections.
Pump jammed. If motor ‘Buzzes’ switch off power and
contact Stuart Turner.
Integral motor
thermotrip activated.
Wait for thermotrip to auto-reset and
check that duty point and run time is within
specification (see technical specification).
Pump runs, but no
liquid.
Air locked Bleed pipework and pump to clear air.
No liquid supply. Check the supply valves are turned on.
Check outlet not restricted or blocked.
Connections reversed. Check liquid connections are on the right
way round.
No flooded suction. Check the pump has a flooded suction and
is primed.
If a suction lift exists fit a Stuart footvalve/
strainer and ensure suction is airtight. Prime
the pump and suction pipe (see plumbing
section).
6.11 Environment protection: Your appliance contains valuable materials which
can be recovered or recycled.
At the end of the products’ useful life, please leave it at an appropriate local
civic waste collection point.
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