User Guide

45 Page
Error code
Green LED
}}]v]}}vZu
}v}oo'Z}(}(Z
/v}}~dr,Drsu}ovZu}
}v}ooıııæ~dDrZX
ERROR CODES
-General-
{ The water heater has self-diagnostics for safety and convenience when troubleshooting.
{ If there is a problem with the water heater itself, or the installation of the unit, the error code will be
displayed on the temperature controller and remote controller.
{ Consult with the table on the following pages for the description of each error code.
˘uo W/( ˙} v] Z Z ^_ } } ~`Z]Z ]Pv](] v ]vo Zu]} (]o
{ /v]} }v Z }v}oo W“321” will be displayed on the screen in its entirety.
{ ’v > }v Z }u }W The green LED on the computer board will be
blinking two times.
Troubleshoong
Owner's Guide