Thread Number: 89744
/ Tag: Vintage Dishwashers
Save the WU-1000 |
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Post# 1143585 , Reply# 1   3/2/2022 at 21:06 (784 days old) by reactor (Oak Ridge, Tennessee-- )   |   | |
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Tom, it sounds as if your bearing is going out. I have had two RR's with that problem. Both were stored in unheated, damp barns.
On one of them, I purchased and installed Maytag's bearing replacement kit. Very easy to install and it solved the problem. On the other, I replaced the entire pump assembly...even easier to do. I am afraid I may have purchased the last remaining NOS belt drive pump in existence. That was about four years ago. I did an exhaustive search and found only one online. It was a new OEM pump in the original sealed Maytag box. I don't recall the exact price I paid but it was in the neighborhood of $200. It is possible there might be some others out there if you know where to look. Before you do anything heroic....remove the wash tower, wash arm, pump cover and remove the filter screen so you can see the chopper blade. Make sure no object is caught and possibly rubbing against it, creating the noise. Check the pump impellers as well. As a last resort, you can try to clean and lubricate the bearing assembly. It may temporarily quiet things down a bit, but will still ultimately likely need to be changed out. If all else fails, hang onto it and look on Facebook Market Place for another belt drive Reverse Rack, they are not uncommon. The low line models often show up and you can purchase one to serve as a pump donor. (We have a couple right now in the Tennessee area.) (If you do decide to ultimately get rid of it let me know and I'll buy it from you.) Barry |
Post# 1143625 , Reply# 2   3/3/2022 at 13:55 (783 days old) by tombombadom (Illinois)   |   | |
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I found a RR a couple hours from me in Iowa. I sent a message about it. It's avocado colored, would it still be the same pump andball? |
Post# 1143649 , Reply# 4   3/3/2022 at 16:30 (783 days old) by Combo52 (50 Year Repair Tech Beltsville,Md)   |   | |
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There’s not much point in taking your pump apart unless you can find a pump rebuild kit, there’s no chopper in this dishwasher that something could be caught in.
I have a good lightly used pump assembly from a Maytag dishwasher that I will sell and shipped to you for $120 including shipping if you like, get in touch if you want. Otherwise buying a spare dishwasher is a reasonable way to attack this problem. John L |
Post# 1143655 , Reply# 5   3/3/2022 at 16:56 (783 days old) by tombombadom (Illinois)   |   | |
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I found another one a couple hrs away. It must be BOL I don't see a rinse aid dispenser on it. The next picture is my current one. Gonna try putting it back together and see what we got. |
Post# 1143656 , Reply# 6   3/3/2022 at 16:58 (783 days old) by qsd-dan (West)   |   | |
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Post# 1143688 , Reply# 7   3/4/2022 at 07:11 (782 days old) by Combo52 (50 Year Repair Tech Beltsville,Md)   |   | |
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It looks like you found a good low use machine, it should be good for a part donor.
Looks like it’s coming out of a late 60s kitchen it was pretty high-end and pretty low use, the Hotpoint cooktop sitting on the floor to the left of the dishwasher is a pretty neat cooktop. Can’t quite tell what the double wall oven is to the right of the dishwasher might be a Tappan. If you can save the whole Maytag dishwasher when yours gets tired someday you can just switch the door off of yours on to the avocado one. John L |
Post# 1143710 , Reply# 8   3/4/2022 at 14:04 (782 days old) by reactor (Oak Ridge, Tennessee-- )   |   | |
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Do you have the relay block behind the lower access panel of your machine, Tom?
These were used by Maytag before they put the relays on the circuit board. The older WU1000's used these. Should you decide to just change out the door assembly you will need to relocate the relay block and mount it to your donor machine. If that donor machine doesn't work out, you might as well go ahead and remove your bearing, it may just be corroded. Clean it then soak it in penetrating oil. I've revived even locked bearings before. That will get you by until you can find another donor or pump-rebuild kit. Be careful when removing the wash impeller. Don't hold it by hand as you attempt to remove the mounting screw, but hold it stationary by grasping the belt pulley on the bottom of the pump as your loosen the screw. Although your impeller looks good, they sometimes get brittle over time and can break without undue force (as I have found from experience.) Have fun! Barry |
Post# 1143714 , Reply# 10   3/4/2022 at 14:27 (782 days old) by reactor (Oak Ridge, Tennessee-- )   |   | |
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Difficult decision, I know, Tom. It seems you mentioned once that yours has the lower remote mounted relay block, is that correct?
This post was last edited 03/04/2022 at 17:38 |
Post# 1143717 , Reply# 11   3/4/2022 at 15:13 (782 days old) by tombombadom (Illinois)   |   | |
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Yes it does.6 relays are on it I believe. |