Fujitsu · Waterstage SuperHP Heat Pumps
Both the red and green LEDs on the circulation pump are flashing, indicating an operating error that the system is attempting to resolve with an automatic restart.
Click steps to track your progress.
Allow the system to attempt its automatic restart to clear the error.
Ensure there are no visible obstructions around the pump or in the hydraulic lines.
If the flashing continues or the pump fails to restart, turn off the main power supply for 30 seconds, then back on.
Contact a qualified service technician if the error persists.