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Maytag dishwasher nozzles clogged on water spray spinning devices

I have a Maytag MDBD820 dishwasher and need to take apart the lower and upper water spinning nozzle jet device as many of the nozzle are plugged and neither will spin. I do not know how to unscrew or disconnect the assembly and it is all plastic so I don't want to break the connections. It looks like the center plastic part will unscrew but maybe it is left hand threaded?

The manual is no help.

Dishwashing by hand is pretty tedious.

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  • Anonymous Jan 11, 2009

    Amazing - I have the same problem which started about a week after this post. Hope someone can help.

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4 Suggested Answers

aborcass
  • 2651 Answers

SOURCE: broken nozzle and upper spray arm

the spray arm just screws back on, unless of course its cracked in which case needs replacing( chances are since it fell off its cracked) heres the part num 154478202

Posted on Mar 15, 2008

  • 136 Answers

SOURCE: Maytag Dishwasher 2004 Jet Clean

go to the maytag website and they should have a list of codes under troubleshooting if not call maytag repairs

Posted on Oct 30, 2008

  • 9 Answers

SOURCE: How to remove lower spray arm and center plate cover?

You can lift the center cover plate up about 3/4 inch and check it out with a flash light before going through the trouble removing everything. Most likely all the foil can be removed this way. The rest is gone down the drain.

Posted on Nov 20, 2008

  • 82 Answers

SOURCE: Dishes are not getting cleaned

Hello kharyespy,
First we have to address the obvious. Are you making sure that there aren't any large spoons sticking up from the silverware basket. Are there any objects hanging down from the top, or from any where in the bottom.
Are the holes in the ends of the spray arm clogged. If they are, these are the ones that cause the arm to spin.
If all of this checks out, there are some dishwashers that have whats called an invertervalve which sends water to the bottom spray arem then the top, and alternates like that through out the cycle. They do this so that there is extra water pressure going to the individual arms. This valve may be stuck so that it is only sending water to the bottom. Sometimes they get stuck right in the middle and lower the pressure to both arms.
You may also have poor water pressure due to a week circulation pump or an obstruction in one of the water lines in you unit.
If you find the problem and you want to get rid of the cloudiness, you can run about a cup or two of white distilled vinegar through the unit with the glasses in it. This can be kind of tricky though, as you need to make sure that you put it in the bottom of it when it is sloshing around and not right before it drains. If you don't want to deal with that then you can buy what is called "Glisten" dishwasher cleaner, which can sometimes be found at the grocery store, or you can also use "Tang" orange drink. Just fill up both of the soap dispensers and let it go through the cycle.
Also I have found that powdered detergent works better than liquid. Over time it causes a film in the entire tub and also clogs the spray arms.
Well that is all I can think of right now. Hope this helps.

Sincerely,

shays5415

Posted on Dec 03, 2008

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Dishwasher lower spray arm will not move or turn by hand


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