: Press the round button to start or stop the unit. The operation lamp (LED) lights up when the unit is running. Mode Selection : Press the Mode button to cycle through: Cool : For cooling the room. Heat : For heating (only on heat pump models). Fan : For air circulation without temperature control. Dry : For dehumidification (auto-sets the fan speed).

Next time you see a blinking "Filter" light or want to stop that draft on your neck, you will know exactly which button to press.

Visit www.daikin.com or contact your local Daikin dealer. Have the indoor unit model number and error code ready.

Press repeatedly until your desired mode appears:

One of the most powerful features of the BRC4M150W is the Weekly Timer. This allows you to program the AC to turn on/off at specific times on specific days to save energy.