This spends about 2 and 1/2 gallons of water in 30 second intervals to purge and prime the new water filter with the water system. How To Reset The Water Filter Indicator On a LG Fridge. QUESTION After replacing the water filter, how do you reset the warning light? Now that the filter is replaced, dispense 2.5 gallons of water to remove trapped air and contaminants from the system. LG Refrigerator - How to Change Your Water Filter. Depress and release the dispenser pad for cycles of 30 seconds ON and 60 seconds OFF, rather then dispensing continuously.. ASKED 3 YEARS, 7 MONTHS AGO User Name: Anonymous ON LFX28978ST 0out of 0found this question helpful. How to Reset Air Filter Light on the LG Refrigerator.

So to filter that air, air filters are used. Polluted air is one factor which needs attention. Refrigerators have to protect us from different external factors in order to give us fresh-tasting, healthy, and pollution-free food. Remove trapped air.

Lastly, reset the water filter indicator light by holding …