Mitsubishi mini-split AC cleaning in NoHo — mold, dirty coil and odor
NoHo, Manhattan
One Mitsubishi wall-mounted mini-split unit
Before / After
Before
After
Service
Mini-Split AC
Area
NoHo, Manhattan
Price
$320
Done
Oct 2026
Each price is for that specific job. Yours depends on the size, fabric and condition — send photos for an exact quote.
The problem
The apartment is a rental, and the call came from the owner after his tenant reported a smell from the Mitsubishi mini-split every time it ran. That is the usual way this problem surfaces — nobody looks inside a mini-split, so the first sign is almost always the air itself.
The unit had clearly gone a long time without service. The intake filter was felted shut with gray dust, thick enough to hold its own shape. Behind it the evaporator coil was packed between the fins, the blower wheel was black along every blade, and the drain pan underneath was speckled with mold.
That combination is what a smell is actually made of. The coil condenses water on every cooling cycle, the dust gives it somewhere to settle, and the dark, damp housing does the rest. An air freshener or a new filter changes none of it, because none of the growth is on the filter.
What we did
Every part of the indoor unit that holds dirt and odor was taken back to a bare surface: the evaporator coil, the blower wheel, the drain pan, the louvers and the intake filter. A filter change on its own would not have reached any of them.
The result
The smell was gone. The coil, blower wheel, drain pan and louvers came back to clean surfaces, and both the tenant and the owner were happy with the result — which, on a rental, matters twice over.
One honest note for anyone reading this with the same complaint: it is not permanent. A mini-split wets its own coil every time it cools, so growth starts again from whatever dust arrives next. On a unit that runs through a New York summer, a full indoor-unit cleaning once a year keeps it from reaching this state again — every six months if it runs heavily or the smell comes back early.
