To turn humidifier off, push ON/OFF button once . Humidifier will begin its four-minute drain cycle . Fill valve will open to temper drain water . The
Drain light will flash green for 15 seconds then turn green for four minutes while the canister drains . Once the Drain light turns off, the drain
cycle is complete and the humidifier is off .
SHUT Down PRoCeDURe
DISPlay Panel
Table 5 – Display Panel
Indicator
light
function
off
Humidifier is turned off or power is disconnected .
Solid green
Humidifier is turned on .
flashing Green
Humidifier is preparing to turn on . Occurs if power to humidifier was turned off when humidifier
was on . Humidifier turns on after light flashes for one minute .
off
Fill valve not energized .
Solid Green
Fill valve is energized, filling or replenishing canister with water . (During drain cycle when fill valve
is open allowing cold water into canister to temper drain water, the fill light does not illuminate .)
flashing Green
Fill and Drain Valves are pulsing to dislodge mineral deposits from drain . Flashes 10 times in 4
seconds . Occurs if high water probe detects water during drain cycle .
Solid Red
Humidifier cannot fill canister . Humidifier stops operating . Occurs after fill valve has been energized
for 40 minutes and high water probe does not detect water .
off
Humidifier is not producing steam
Solid Green
Humidifier is turned on and receiving a call for humidity from the control .
Solid yellow
Humidifier is producing steam but at less than the rated capacity . Occurs if humidifier has operated
for 168 hours and has not reached nominal current .
off
Drain valve not energized .
Solid Green
Drain valve is energized, allowing water to drain from canister .
flashing Green
Humidifier is preparing to drain . Flashes for 15 seconds indicating fill valve is open allowing cold
water into canister .
flashing Red
Canister has reached end of life . Humidifier continues to operate but at reduced capacity . Occurs
after humidifier has operated for 168 hours plus another 24 hours at less than 75% of the maximum
operating current level between electrodes .
Solid Red
Humidifier is not operating and requires service .
Green lights indicate normal operation .
Yellow Steam light indicates humidifier is operating at less than rated capacity .
Flashing red Service light indicates canister is near the end of its life and should be replaced if the humidity in the space cannot be maintained .
Solid red lights indicate humidifier has shut down and requires service .
Disconnecting power to humidifier resets internal timers .
26
