IKONIC Tankless Water Heater Service Manual
56
ERROR A070
EXPLANATION
Microcomputer Abnormality.
If the microcomputer on the control board is not working
properly, the water heater displays the “A070” error code
on the User Interface.
Diagnostic check items
• Control board
ERROR CODE DIAGNOSTICS
Turn Power OFF
Turn power ON and operate unit.
If "A070" error code is appeared, please
replace the control board.