ENGLISH
14
Inspection and maintenance plan
Time interval
As needed
Failures – causes - removal
Failures
Engine does not start
Pump does not suck
Thermal detector swit-
ching the pump off
Insufficient amount of
water pumped
Description
Cleaning and rinsing out
Causes
No power supply.
Blocked pump wheel
Floating switch in shutdown position
Pump without water
Water level too low
Blocked pump wheel
Plugged strainer
Water temperature too high
Pump running continuously at maximum
pressure.
Dirty strainer
Water level quickly drops down
Maximum head of delivery exceeded
Broken piping
Any other details
Function check of the floating switch
Removal
Check the voltage
Visually inspect the pump wheel for foreign
objects
Check the water level
Let the air bubbles release
Switch the pump off, water level must go up.
Remove the obstruction
Clean the strainer and let the pump cool
down
Reduce the water temperature
Make more breaks
Clean the strainer
Ensure sufficient inflow
Check the transport line
Check the transport line