Core 400S Smart Air Purifier: A smart model designed for large areas, the red light here can be an indicator of both air quality concerns and filter maintenance needs.; Troubleshooting the Red Light. To troubleshoot the red light on your Levoit air purifier: Check Filter Status: The most common cause for the red light is a dirty or old filter.Inspect it and clean or replace it as needed.. Levoit is one of the leading air purifier manufacturers in the market, boasting millions of satisfied customers. With a wide range of products, from simple one-button air purifiers to advanced smart app-controlled models, users may often encounter problems or issues when using them. Although Levoit air purifiers are very easy to use and maintain, there is always something easy to miss, so I.
This should reset the Levoit air purifier red light. LV-H133. Unplug the air purifier. Remove the filter cover. Remove the used filter. Use a vacuum to clean any dust or debris from inside the filter housing. Never use water!. Four steps to fix the Levoit air purifier red light warning. Getting rid of the Levoit red light should be an easy fix. Follow these simple steps to get rid of it: Step 1: Open the filter compartment. The Levoit red light is one of the most common issues users face and, in the vast majority of cases, will be straightforward to rectify..