Inspection and maintenance plan
Time interval
Description
As needed
Cleaning and rinsing.
Failures – causes - removal
Failures
Causes
Engine does not start
No power supply.
Blocked pump wheel
Floating switch in shutdown position
Pump does not suck
Pump without water
Water level too low
Hose connection to greatly reduced
Blocked pump wheel
Thermal detector swit-
Plugged strainer
ching the pump off
Water temperature too high
7
Pump running continuously at maximum
pressure.
Insufficient amount of
Dirty strainer
water pumped
Water level quickly drops down
Maximum head of delivery exceeded
Broken piping
Any other details
Check the float switch function.
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.
Select as large hose connection
Replace hose connection
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
ENGLISH
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