Unit does not turn back on automatically after being unplugged

Normal startup behavior

After reconnecting power, press the Power button to restart the unit. The purifier is designed to remain OFF until manually powered on.

Power button stays softly illuminated while unit is off

Normal standby lighting behavior

The Power button may remain softly lit while the unit is plugged in but turned off. This is expected operation.

Fan speed changes automatically

Auto Mode or air quality adjustments

The purifier may automatically increase or decrease airflow during operation. This is normal behavior during Auto Mode use.

Fan speed changes feel gradual

Standard airflow transition behavior

Fan speed adjustments may occur gradually rather than instantly. This helps maintain normal operation and airflow transitions.

Air quality light changes color

Air quality conditions have changed

The air quality indicator may change color based on surrounding air conditions. This is expected operation while the purifier is running.

Control panel lights dim or turn off

Normal display dimming behavior

The display lights may brighten after interaction and dim after inactivity. In Nighttime mode, brightness may reduce significantly.

Display blinks while setting timer or delay functions

Normal setup response

The display may briefly blink or show temporary numbers while timer or delay settings are being adjusted.

Unit appears inactive before starting

Delay or Away mode may be active

During delay functions, the purifier may wait before starting. After the delay period, the unit may temporarily operate at a higher speed before returning to previous settings.

Fan suddenly runs at maximum speed

Quick Clean feature may be active

Quick Clean operation may temporarily run the purifier at maximum speed before returning to the previous setting.

Controls appear unresponsive

Lock feature may be enabled

Check whether the Lock function is active. Disable Lock mode and retry the controls.

Touch controls do not respond immediately

Deliberate press may be required

Touch controls may require a firm, intentional press to activate settings.

Filter light turns on

Filter maintenance reminder

The filter indicator may illuminate after extended use. Follow the filter replacement and reset instructions for your unit.

Filter light blinks after reset

Normal reset confirmation behavior

A brief blinking light after resetting the filter reminder is expected operation.

Lights fade in and out instead of switching instantly

Normal brightness transition behavior

Display lighting may gradually fade during operation or Nighttime mode. This is expected behavior.

Airflow feels weak even on high speed

Air intake or filter may require inspection

1. Verify the filter is properly installed. 2. Check for obstructions around the air intake and outlet. 3. Confirm the unit is set to a higher fan speed.