15
Automated System Wiring Installation Diagram
Start Up
ON/OFF MODE
When in OFF Mode the display will show actual water temperature for six seconds and then
display “OFF” for two seconds. When the unit is set to “ON”, it will show the actual water
temperature for six seconds and then show “HEA” for two seconds. To switch the unit from
“off” to “on”, Press the SELECT KEY until you reach “OFF”. Then immediately press the
down arrow twice. The display should read on in lower case letters. To switch the unit from
on to off, Press the SELECT KEY until you reach “OFF”. Then immediately press the up
arrow twice. The display should read “OFF” in lower case letters.
NOTE: Some units will have a power button ( ) on the control board.
Pressing this simply turns the unit on or off with one press.
NOTE: The fan may take 3-5 minutes to start after pressing the power button.