7
SETTING THE AMPERAGE
IMPORTANT: The factory default amperage draw is 15
Amperes. To maximize the amount of temperature rise,
be sure to program the MODEL 1X to match your hot
water heater electrical circuit rating.
CONTROL END
Control Buttons
CAUTION: Breaker must remain off until installation is complete.
10
Top / Outlet
Inlet / Bottom
STEPS
1) Turn on any hot water faucet.
2) Allow the water to run for 1 minute. Water will not be
hot.
3) Turn on power to the MODEL 1X by turning on the
associated breaker.
4) After 5 seconds, press and hold both buttons beside
the display screen of the MODEL 1X. (See diagram to the
left).
5) Release ONLY the top button.
6) While continuing to hold the bottom button, press and
release the top button five times until the number "5"
appears. The display should start blinking.
IMPORTANT: If the top button is accidentally pressed
more than 5 times, press and release both buttons to
start over.
7) Release both buttons.
www.myheatworks.com