Inlet grill Air filter Vertical flap Power indicator Use remote controller to Lights up when unit starts. adjust up and down air flow. (Don't adjust it manually.) For models: AS122AMMBA AS122AMACA (HSU-12LY03) (HSU-12RY03) AS122AMMCA AS122AMABA (HSU-12LL03) (HSU-12RN03) · ßMASTER Timer mode indicator Operation mode indicator Lights up when Timer operation is selected.
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Purifying Open the Inlet Grille Open the inlet grille by pushing each ends the inlet grille upward. Detach the standard air filter Slide the knob slightly upward to release the filter, then withdraw it. Detach the Air Purifying Filter Attach new Air Purifying Filter Attaching each of the Air Purifying Filter to the indoor unit as its white side faces to the front.