LG WB12311FD bearing - dont fit
I ordered a new set of bearings and seal for my LG WM-123111FD washing machine from buyspares. They are listed for the right model LG washing machine. But the seal I took out is much smaller so is the inside bearing. Looking on other web sites they seem to supply the same set of two bearings and seal for this model. How do I go about finding the right bearing and seal? I have pictures if anyone can help. I would have thought that specifying the model and serial number was sufficient to determine the correct part. Is there a service manual or parts list that would help?
Solution Summary
AI-generated from this discussion
This thread was marked as solved. Here's a summary of the problem and the fix, generated from the discussion below.
LG WM-12311FD bearing and seal mismatch traced to changed rear drum parts
- The problem
- The owner of an LG WM-12311FD washing machine found that a replacement bearing and seal kit supplied for the model did not match the parts removed from the machine. The machine had already been stripped down because the drum spider was broken.
- Likely cause
- The thread indicates the machine had a different production-run configuration. The owner later established that the replacement spider uses different bearing sizes, meaning the existing rear drum casing and the supplied bearing/seal kit were not compatible together.
- What fixed it
- The documented recommendation was to identify parts from the original bearings by their markings where possible, and note that seals are not generally standard items. The owner’s final diagnosis was that, because the new spider uses the newer bearing sizes, the correct remedy is to obtain a matching new rear drum casing with bearings rather than trying to fit the mismatched bearing and seal set.
- Checks to try
- Model number corrected from WB12311FD / WM-123111FD to WM-12311FD
- Compared supplied bearing/seal set with the removed parts and found the seal and inner bearing were smaller on the machine
- Machine was dismantled to the drum because the spider was broken
- Owner determined the new spider had different bearing sizes
- Parts or tools mentioned
- bearing and seal kit
- drum spider
- rear drum casing with bearings
Safety: Further diagnosis should be carried out by a suitably qualified appliance engineer.
8 Answers
Hello, can you confirm the model number please? Nothing comes up on Google for WB12311FD (in your title) or WM-123111FD in your question.
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Sorry WM-12311FD is the model number, my mistake. Web sites dont seem to use the hyphen. The serial number is 511KWLR00056 In the photo top are the set supplied and bottom the set removed
It's often extremely difficult to find the right parts. Even engineers with all the manuals have constant trouble. They commonly fit different parts to different production runs for the exact same model. I've known some models have 3 possible different types of part fitted depending on the month and year they were made. To my knowledge there are very few spares counters left. Try searching for appliance spares counter near where you are. However they are likely to be working on the same information as the online ones.
Most spares shops are likely to get their parts from the same company that runs Buyspares and my own 4Washerhelp - even the official LG web site's washing machine spares page is run by the same company that runs them and most other big spares web sites.
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Thanks Andy, that is I expected but of course not what I wanted to hear. Very happy to buy it from 4Washerhelp if you have it!! It sounds like I should look at other washers (or washer driers?) from LG of about the same vintage and see if any of the seals look about the right dimensions as most likely that was what was substituted. Surely bearings are standard parts used for a variety of machines not just domestic appliances. If they are the right inner and outer diameter and thickness would they work?
Thanks. Yes it helps a lot if people buy appliance parts from Ransom Spares - The small commission I get helps keep my sites running. The prices should be exactly the same as on most other big spares sites including Buyspares. The company that runs them all is massive in the spares industry. I've been using them since the early 1980s.
My honest opinion is that these days if drum bearings fail the machine is generally scrap. It's such a massive job to try and replace them. Most machines can't even have them replaced thes days anyway as most of the popular manufacturers are fitting them inside sealed drums. I would only recommend trying to replace them yourself if extremely determined and stubborn and have a lot of engineering experience.
You can usually buy bearings from a bearing company as yes, they tend to be very standard design with only the sizes changing. The numbers on the old bearings can usually be used to source from a bearing company. The seal that protects them however is not available elsewhere.
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Thanks for the advice. The spider was broken and I have the machine disassembled down to the drum and it is a job I have done a few times on different machines over the years. In fact I am so old I fixed my granny's twin tub as a kid, and a Hoover keymatic with my dad. So as I had it stripped down it makes sense to replace the bearings and carry on. It is quite a lot of disassembly. In fact the screws on the spider were the hardest part as they were s/s screw corroded in to the alloy spider. That needed precission drilling as well as suitable drill bits. EDIT I was just reflecting compared to the last time I replaced a bearing on a hot point in the 1990s, it was so easy. Direct drive motor so no belts AT ALL!. Not really that much to dismantle . Nice tidy easy to remove wights. And plenty of videos on you-tube so you know what to expect. I was really pleasantly surprised by the engineering of this LG, until I got to the spider. Uncoated aluminum alloy, fastened to stainless steel and to mild steel in a corrosive electrolyte. Someone at LG needs to go back to metallurgy school - unless this is planned obsolescence.
I now realise that the new spider has the new bearing sizes, so actually I need a new rear drum casing with bearings. That solves it but it is annoying that LG cannot use consistent parts and tell suppliers what they used.
Thanks for that important update. Nightmare.
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