Install Instructions

LED status Error Cause Remedy
Green None Air in the pump 1. Check that the pump is not installed at the highest
point of the system.
2. Start the air purge process.
3. Wait for 3 minutes to complete the air purge process.
Cavitation 1. Do one of the following methods to decrease the
cavitation:
– Increase the system pressure according to the
working limits.
– Select a different operating mode.
– Decrease the head speed of the pump to decrease
the head
2. If the problem continues, replace the pump.
Unwanted materials in
the pump
1. Clean the pump.
2. If the problem continues, replace the pump.
7 Troubleshooting
30 Ecocirc+ 20-18 Installation, Operation, and Maintenance Manual