E01: Envirommental Sensor Failure

E02: Cold Water Sensor Failure

E03: Warm Water Sensor Failure

E04: Power Supply Phase Loss

E05: Power Supply Phase Reversal

E06: Liquid Level Error

E07: Wire Control and Main Board Communication Failure

E08: Cold Water Flow Failure

E09: Warm Water Flow Failure

E10: Chiller Water Flow Lower Limit Protection

E11: Warm Water Flow Lower Limit Protection

E14: Warm Water Upper Limit Warning

E15: Clean Cooling Grid

E16: Cold Water Upper Limit Warning

E17: Warm Water Upper Limit Warning

E18: Cold Water Lower Limit Warning