Honeywell (F50F1032) Air Purifier "total room cleaner" Questions

total price we could find for this bundle by $33. Recommended for use in room up to 20-square feet, it features air purification and deodorizing. To get this deal: Add three Holmes HAPF22 Hepa Filters

I have 4 units and all of them at the same exact time without any warning like hissing..the red light turned on. When I removed the inside part it looked like paper had caught on fire. In fact its ...

...cleaner of some sort or physically scrubbing the moving parts yourself. The first ting to try is unplug the machine, remove all the filters, and try cleaning with vinegar. Smells bad I know but ...