Lowara Ecocirc OEM Installation And Operating Instructions Manual page 30

4 x short
2 x short + 1 x long +1 x
short
2 x short + 2 x long
1 x short + 1 x long + 1 x
short + 1 x long
1 x short + 1 x long + 2 x
short
1 x very short + 1 x long
pause
Proceed as follows for other faults:
Fault
Pump is making
loud noises
Note regarding excessive temperatures:
In order to protect the electronics from temperatures that are dangerously
high, the electronic control system monitors its own temperature. If the
measured temperature is too high the pump speed is reduced. If the
temperature rises above a safety limit, the pump will shut itself off. The
pump will automatically restart after cooling down.
high
• Temperature too high
• Self test error
• Excess current error
• Unstable operation
• Start up error
• Air purge function
Cause
• Not thoroughly vented
• Foreign objects in
pump
• Worn out bearing
30
• Pump restarts
automatically
(see the notes below)
• Determine max. system
temperature
• Please contact
authorized service
center or point of
purchase
• See section 8
Maintenance/
Disassembly"
• See section 8
Maintenance/
Disassembly"
• Rotor blocked
• See section 8
Maintenance/
Disassembly"
• Pump runs in air purge
function / color means
mode selected
Solution
• See section 7.2
"Getting
started"
• See section 8
"Maintenance/
Disassembly"
• Replace pump