EN
15
TROUBLESHOOTING
Problem
Possible cause
Action
The pump does not pump
water, the motor is not
running.
No power supply.
Check that the mains supply
is on.
The plug is not not plugged in.
Plug the plug into a power
point.
Safety switch tripped.
Reset safety switch.
Pump impeller blocked.
Remove any obstructions from
the impeller.
Damaged motor or capacitor.
Contact an authorised service
centre.
The motor is running but water
is not being pumped.
Blocked inlet grille.
Clear the grille.
Blocked check valve.
Clean or replace the check
valve.
Air in the impeller housing.
Remove the air by repeatedly
restarting.
The pump only pumps a
limited amount of water.
Partially blocked inlet grille.
Clean the inlet grille.
Blocked tubing.
Remove the blockage.
Worn impeller.
Contact an authorised service
centre.
The pump does not work
properly.
Solid particles are preventing
the impeller from rotating
freely.
Remove the solid particles.
The temperature of the water
is too hot.
Stop pumping until the
temperature of the water
drops.
The mains voltage is outside
the permitted interval.
Check the mains voltage.
Too many impurities in the
water.
Use a pump with a higher
capacity.
Fault on the pump motor.
Contact an authorised service
centre.
Summary of Contents for 731104
Page 3: ...1 2 3 1 4 5 ...
