8.1.1.16. Auto Operation Switch1. When the switch is pressed between 0 to 5 seconds, Auto Mode operation starts to function.2. When the switch is pressed between 5 to 8 seconds, the unit is forced to operate in Cooling Mode.3. When the switch is pressed between 8 to 11 seconds, the unit will enter forced Heating Mode standby. Press timer decrementbutton for 5s for the unit to operate in Heating Mode.4. When the switch is pressed between 11 to 16 seconds and together with the signal from remote control (timer decrement buttonfor 5s), the unit can be changed to different controlling setting (4 type of transmission codes).5. When the switch is pressed between 16 to 21 seconds, either “H14” error detection selection mode or the remote control signalreceiving sound can be cancelled or turned on.8.1.1.17. Ionizer OperationPurposeTo provide fresh air effect to users by discharging minus ion to air.Control Conditiona. Ionizer Only Operation.1. When air-conditioner unit is at “OFF” condition (standby) and ION operation button at remote control is pressed.Fan & ionizer on, ION LED illuminates, ION and power LEDs illuminate. (1 → 2)However, fan speed can be adjusted later by customer during this operation.Airflow direction (Horizontal Vane) control:Follow vane direction control at cooling mode.Horizontal vane can be changed by customer during ion only operation.50