Coway airmega ap 1512hh sensor cleaning
Cause 1 of 3Dust is on the lens of the pollution sensor. Source: Troubleshooting, p. 18
First checkClean the lens of the pollution sensor.
Causes and checks
Dust is on the lens of the pollution sensor. Source: Troubleshooting, p. 18
- Clean the lens of the pollution sensor. See Clean the air quality sensor.
The indicator keeps showing a high level. Source: Troubleshooting, p. 18
- Adjust the sensitivity of the pollution sensor to Insensitive or Standard. See Adjust the air quality sensor sensitivity.
The indicator keeps showing a low level. Source: Troubleshooting, p. 18
- Adjust the sensitivity of the pollution sensor to Sensitive or Standard. See Adjust the air quality sensor sensitivity.
All 3 causes checked. Contact the manufacturer.
Other AP-1512HH problems
- No air is blowing4 causes in the manual. First: the power cord is not connected.
- The airflow speed does not changeThe purifier is in manual mode.
- The airflow speed is significantly weaker than beforeThe filter cleaning or replacement time has passed.
- A bad smell comes out of the air outletThe filter cleaning or replacement time has passed.
- Other functional problemsThe symptom is outside the checks above.
Sources
- Coway Air Purifier AP-1512HH & AP-1512HH(W) user's manual (English, French, Spanish). Coway. Document AP-1512HH_AP-1512HH_W__MANUAL_US__COWAY_009__19.07.17, revision 009, 2019-07-17, 21 pages, en-US. cowaymega.com (PDF). Listed on the manufacturer's support page. Retrieved 13 November 2026.
Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.