Insignia NS-AP16BK8 Documentation - Page 10

NS-AP16BK8_17-0692_MAN_V1_ENG.fm Page 10 Wednesday, September 20, 2017 10:15 AM NS-AP16BK8 Replacing the pre-filter The filter indicator flashes blue after 1500 hours of use to remind you to replace the used filter with a new Insignia pre-filter (NS-APPF168). 1 Turn off your air purifier, then unplug it. 2 Remove the air inlet grill by pulling it out (A), then remove the used pre-filter from the air inlet grill (B). Used pre-filter 3 Install a new Insignia pre-filter (NS-APPF168) on the air inlet grill (A), then reattach the grill (B). Used pre-filter 10 www.insigniaproducts.com