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Pro Fresh CareAircon service · Chiang Mai

Case reports · Aircon cleaning

Mitsubishi Mr.Slim aircon clean: evaporator coil and blower before and after

The face of the evaporator coil had black dust and patchy grime, the blower wheel had dust in its grooves, and the outdoor coil fins had dust across the whole panel.

Arm, the technician, was responsible for and carried out this job.

อ่านรายงานนี้เป็นภาษาไทย

Service area
Chiang Mai province
Unit
Mitsubishi Electric Mr.Slim wall-mounted aircon
Type of work
Aircon cleaning
When
6 Jun 2026

8 photos from the job

The unit when I arrived, during the work and when I finished.

Before2 photos

  • Aircon cleaning, 6 June 2026, before cleaning, photo 1
  • Aircon cleaning, 6 June 2026, before cleaning, photo 2

During1 photo

  • Aircon cleaning, 6 June 2026, during cleaning, photo 1

After5 photos

  • Aircon cleaning, 6 June 2026, after cleaning, photo 1
  • Aircon cleaning, 6 June 2026, after cleaning, photo 2
  • Aircon cleaning, 6 June 2026, after cleaning, photo 3
  • Aircon cleaning, 6 June 2026, after cleaning, photo 4
  • Aircon cleaning, 6 June 2026, after cleaning, photo 5
All photos from this visitSee the full set

What I did

  1. Laid down a tarp and fitted a drain bag under the unit
  2. Removed the front panel and filters for washing
  3. Washed the evaporator coil and fan wheel with the unit on the wall
  4. Washed the outdoor coil, reassembled and ran a test

Result

The evaporator coil face is evenly clean across the whole panel, the blower wheel is glossy with no dust in its grooves, and the outdoor unit cover has been neatly refitted

About this service

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