QM CONTROLLER
SYSTEM OPERATION
COOL Switches the system on in COOL Mode.
FAN Switches on in FAN Only Mode. Outside air is drawn in without being cooled.
EXHAUST Operates in EXHAUST Mode with each room outlet acting as an extraction fan.
No direct cooling is possible in this mode.
OFF Switches Off.
FAN SPEED Fan speed indicator lights.
FLASHING LED One of the function LED’s flashes during a ’housekeeping’ cycle or ’wait’ time
1) Adjusts fan speed.
2) Dims or brightens the LED indicators when the system is in OFF
mode .
COOL
FAN
EXHAUST
OFF
FAN SPEED