Posted by Nicole Rogers 🥉
8 days ago

How do I descale my Keurig coffee maker when it starts brewing slowly?

Hey everyone and I've got this Keurig that's been acting up lately – it takes forever to brew a cup now. I think it's scale buildup from hard water but I'm not sure the best way to clean it without damaging it. Any tips or products you've used that work well?

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Arianna Jordan avatar
Arianna Jordan 🥉 139 rep
7 days ago
Top Answer

Hi Nicole, I had the exact same issue with my Keurig a few months back when it started brewing super slowly, probably from all the hard water we have here. I first tried using white vinegar like some online guides suggested, but it didn't really clear things up and left a weird taste that took forever to rinse out. What finally did the trick was getting a proper maintenance kit that included everything I needed to descale and clean it thoroughly.

I ended up using the Keurig maintenance kit and it worked wonders for me. The descaling solution in it effectively broke down the scale buildup without any harsh smells or residues, and it's specifically made for Keurig machines so I didn't worry about damaging anything. Plus, it comes with water filter cartridges that help prevent future buildup, keeping my coffee brewing fast and tasting great ever since.

Charlotte Bennett avatar
7 days ago

True story.

Hey, I've dealt with that slow brewing issue on my that model too, and it's usually that pesky scale from hard water building up inside. What worked for me was mixing equal parts water and white vinegar, running it through a few brew cycles without a pod, then rinsing with plain water several times after.

It cleared everything right up, no weird tastes lingering if you rinse well enough. Super cheap and easy. Works great.

Just make sure to run those rinse cycles thoroughly to avoid any vinegar flavor in your coffee later.

Oliver Smith avatar
Oliver Smith 🥉 129 rep
6 days ago

Oh man, my that model was crawling along just like yours, taking ages to spit out a cup, and yeah, hard water was the culprit every time. I experimented a bit, first with some citric acid dissolved in water because I read it was gentler than vinegar, and it helped a little but not completely, so then I followed up with a full that model process using a homemade solution of baking soda and water, letting it sit for a while before brewing through.

That combo finally broke down the buildup, and I didn't have to worry about strong smells or anything damaging the machine since it's all natural stuff. I tried that and it fixed everything but then... yeah, I realized I should do it every couple of months to keep things smooth.

Now it brews like new again, and I've started using filtered water daily to slow down the scale from coming back so fast.

Rowan Nguyen avatar
Rowan Nguyen 73 rep
5 days ago

Honestly. Slow brews are usually gunked needles & scale, so first power down, rinse the holder, gently clear the entrance & exit needles with a paper clip, then run a water cycle. If it is still slow, descale with a mild citric acid solution and flush a couple tanks, use filtered water and regular descaling, and repeat needle cleaning or another descale before assuming a tired pump.

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