Years ago, a family member passed away. They had a brand new Kitchenaid coffee pot so I brought it home with me. When I brewed a pot, it had an off smell and taste. I flushed it several times and the water had a salty, chemical kind of smell. My son even said it smelled like a hot tub. I ran vinegar through it several times and flushed with several pots of water after each time but it never got better. I finally gave up and thought maybe it just needed some time to air out. I put it away for several years. I just got it out again and it still has that smell. I've tried running isopropyl alcohol through it and flushing with several pots of water and tried vinegar again. Nothing is getting rid of this smell. Any clue what causes it?
Isopropol Alcohol is the wrong product for that issue. It is a pure alcohol solvent.
I have two ideas, and the smell is probably from having water sitting in it an eventually drying out and fusing to limescale.
I descale my machine every 6 months. I use CLR.
https://www.google.com/search?q=kitchenaid+coffee+machine+descale
CLR
https://www.google.com/search?q=clr+coffee+maker
The other product you might try is 5% Hydrogen Peroxide which is a non toxic, organic bleach.
https://www.google.com/search?q=hydrogen+peroxide+to+clean+coffee+maker
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Testimonial: "Thank you for the advice. I had previously read concerns about using CLR on coffee pots; people saying it ruined their pots, so I am leary of trying that method. I did however, try your suggestion of using hydrogen peroxide. I actually ran 6 bottles of peroxide through this coffee pot and the smell is still there. The pot is a kitchenaid with charcoal filter. I read on the kitchenaid site that they recommend Affresh cleaning tablets. I am wondering if 6 bottles of peroxide didn't remove this smell, would I be wasting my time and money by ordering the Affresh tablets? Thanks!"
Hello Carol
I have been using CLR on my Black and Decker and my 2 Sunbeam pour and serve coffee pots for 17 years. Not one of them has failed because of descaling every 6 months. On my Sunbeam I add the CLR and water as per the coffee machine mix ration on the side of the CLR bottle. I think it is something like 1 part CLR to 8 parts water.. I swing the water spray arm back over the water reservoir and let the solution cycle for about 10 minutes. Then I move the arm over the filter basket so it drains into the coffee jug. Then I run a full 12 cups jug of water through, and tip it down the sink. I do this again twice.
When was the last time you changed the charcoal filter? That may be causing the issue? Remove the filter to descale.
One of these machineshttps://www.google.com/search?q=kitchena...
Affresh is a good product and usually used in dishwashers and washing machines.
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Thanks so much for hanging in there with me! The negative comments regarding CLR were that they then could not get the smell and taste of the CLR out of their coffee makers after using it. Maybe they forgot to remove their charcoal filters, lol. (Yes, I did remove the charcoal filter.) I decided to try using stronger peroxide and that is once again flushing a white substance. (We have 35% which I diluted to 3% per a chart. The 3% initially flushed white particles but then started running clear. I've made a stronger batch.) I'll keep trying the peroxide for now. I guess the pot just has a lot of build up. I could have sworn my Father-In-Law said the maker was new. Thanks again!!!
No problem. I just wish you would try the CLR. There is no taste after rinsing. It you have 'white substance' it is most likely limescale and Peroxide won't shift it :>D
I'm contemplating, lol. I'm deciding between trying that and spending the extra money on the Affresh tablets.
Go for broke and use both :>$
Would you believe I am still trying to clean this coffee pot? I did follow your advice and tried the CLR. I ran several pots of water through it that day and have been running a pot of water through it every morning (sometimes 2-3 times a day) since then and it still smells like a hot tub. If I let the water cool before dumping it, there are tiny white crystals on the surface. My husband is wondering if the pot itself is degrading or something. Any ideas?
That is strange Carol. If they are floating, it means they are plastic particles, because limescale would sink. When plastic deteriorates it can flake off the surface. I can picture in my mind that I have seen this, but I can't place where. It was a dry, grey plastic tube and you could scratch the surface off with your fingernail. I reckon it is beyond repair and time to buy a new one.
Thank you so much for your help!!! Honestly, kind of relieved to not have to mess with it anymore.
You are very welcome. Take it to Goodwill, give someone else the fun! I can recommend Sunbeam Pour and Serve.
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