20 Most Recent Holmes Products HAP726-U Air Purifier Questions & Answers

click on this link and get the service manual or info u need

http://www.holmesproducts.com/CustomerService.aspx

yes, shut it off and retun it

the plastic part that you are referring to is the lock or bracket that the door needs to lock into to and then it should swing shut. make sure that the filters are snug in there and not blocking the way of the door shutting cause that can cause things not to work right. if you have any other problems please let me know and i'll see what else we can do.

Hello, this is Ava with Think Crucial. This is the manual of your Holmes model number: Holmes HAP9422 Product Manual Hope this was helpful. You can purchase a wide variety of high quality Holmes replacement parts for your Holmes Air Purifier direct from Think Crucial with free shipping and an exclusive 10% coupon for Fixya.com readers, use code: FIXYA10 http://www.thinkcrucial.com/search?type=product&q=holmes Ava B. Think Crucial Customer Care http://www.thinkcrucial.com/

Hello, this is Ava with Think Crucial. It looks like you may need to change your filters. It is advisable to change filters every 3-6 months for optimal use. When replacing your filters, make sure that the unit is turned off and unplugged from the power. Once filters are replaced, turn on your unit then press and hold the filter check indicator button for 3 seconds. The indicator light will blink 3 times and turn off, and reset the filter change timer. You can purchase a wide variety of high quality Holmes replacement parts for your Holmes Air Purifier direct from Think Crucial with free shipping and an exclusive 10% coupon for Fixya.com readers, use code: FIXYA10 http://www.thinkcrucial.com/search?type=product&q=holmes I hope this was helpful. Ava B. Think Crucial Customer Care http://www.thinkcrucial.com/

Call the manufacture and tell them it is defective and to please replace it.