16
Malfunctions
Motor does not start
Causes:
Remedy:
No mains voltage
Check voltage
Pump wheel blocked –
temperature monitor switched device off Take pump apart and clean
Pump is not sucking in
Causes:
Remedy:
Suction valve not submerged in water
Submerge suction valve in water
Pump chamber without water
Fill water into suction connection
Air in the suction line
Check tightness of suction line
Suction valve untight
Clean suction valve
Suction basket (suction valve) clogged
Clean suction basket
Max. suction height exceeded
Check suction height
Insufficient transport volume
Causes:
Remedy:
Excess suction height
Check suction height
Suction basket dirty
Clean suction basket
Water level drops rapidly
Place suction valve in a lower position
Pump output reduced
by foreign matter
Clean pump and
replace wear and tear part
Temperature switch switches pump off
Causes:
Remedy:
Motor overloaded – excess friction
through foreign matter
Take pump apart and clean
Prevent sucking in foreign
matter (filter)
Attention! The pump may not run dry.
1172516 BDA GB 600 GP.indd 16
13.09.12 16:02