Here are the step by step instructions on how to replace your old, dirty Lennox Healthy Climate X6675 furnace filter. There are no tools needed for this job, and it should only take 5 minutes or less!
1.) Locate your HCC20-28 (X6661) filter cabinet, it should be next to your furnace or air handler
2.) Unwrap your Lennox X6675 air filter
3.) Pull on the handle of the cabinet’s front panel to remove
4.) Slide the filter out using the cardboard handles
5.) Insert new filter, making sure that the air flow arrows are pointed toward your furnace or air handler
6.) Make a reminder to replace the filter in 9 – 12 months
If you have any additional questions please feel free to reach out to our friendly customer service team!