New to Me 4566 has a clicking problem

S&W Repairs

If I send it to S&W for a new spring install would I just pay shipping? Not sure if the lifetime warranty only applies to the original buyer or how that works. I have also had the spring and guide rod pop out of its groove on the barrel while field stripping the gun on a few occasions. Does not look very secure in the groove to me. Thanks for the replies.
 
Thanks again for the fix on these guns. I simply uswed my "Homer Simpson fingers" and it adjusted quite nicely on a 457 I recently bought.
Again, thanks for saving me a trip to the gunsmith!
HT
 
Wow! This thread had legs. This 4566 is now out of the PRK, in a free state, and now a EDC. Not a small pistol but not a small guy either...
 

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Yes, please tell.

I just got a new spring clip and rivet to install on my 4516, so I was going to take it to a smith to install. Maybe I'll wait to see about this steel one.
 
Lucky you.

Guess the cat's out of the bag, so to speak.

The highly polished stainless steel-looking trigger play spring was originally only made for the FBI 10's. Something about maybe being more resistant to the shock of heavier recoil forces, and made at the request of the FBI armorers.

I was told that it didn't even have a part number associated with it within S&W back then. It was kept separate from the parts dept. (No need to know where. ;) )

I first learned about them during an armorer recert, being told about them by a very senior & more experienced S&W armorer. The customer service people I called had never heard of them. They sounded sincere and skeptical when I explained what I'd been told about them. Not even the designated parts contacts for LE armorers had heard of them.

I finally had to call a name I'd been given by the older armorer ... and that gentleman asked me how I'd even heard of them. He chuckled when I explained it, and then sent me some of them.

No, I'm not sending any of the very few of them I have left to anyone!

Maybe they finally decided to make that older revision of the TP spring the "new" spring as far as parts replacement inventory. Dunno. They change vendors and revisions like most of us change socks & underwear. :D I'll try to remember to ask next time I place an order for assorted spare parts.

BTW, I was told to use the same soft TP rivet for the optional TP spring back then, and they've exhibited no problems working in any of the guns in which I've installed my meager supply over the years.

Stranger things have changed in the 3rd gen guns, and have continued to change even though they've been "dropped" from the commercial, and even the LE/Gov, catalogs. For example, I learned a while back that they've finally decided that they can use roll pins instead of the solid pins for the extractors. (It's about time, and no doubt prompted by what they're doing in the M&P pistols.)

I was told there aren't any designated parts numbers available separately in the commercial sales parts list, but that as an armorer I could call and ask for the appropriate roll pin/extractor pin for any particular 3rd gen gun model. Maybe someday I'll have the time to do that ... but in the meantime, I still have a bunch of solid repair extractor pins sitting unused in my parts. :)
 
Recently picked up three 4506 and one 4566. All of them had some form or another of the clicking going on. The 4566 was the worst. Simply bent forward the copper tabs on the 4506's, and the solid copper tab at the top on the 4566. Good as new.
No more clicking and much smoother too. Ain't the internet great! Solved this problem via google and here I am. Thanks to all.:)
 
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Did your 4566 come from Fresno PD, or Fresno SO? I never knew the Fresno PD to carry the 4566, however, Fresno still does (although I've been hearing that there may be a change to the M&P .45).
 
No law enforcement background on the 4566. Purchased it from a private owner.
 
Had the same problem with a 1076. After closer inspection, noticed that one of the "ears/tabs" was broken off. Took to a local retired police armorer and he put a new one in (took about 10 minutes and minimal cost). Noticed that the new one appeared to be a updated version that did not have the two ears/tabs on it, instead having a bar across the top thereby creating a box of strength/pressure. Haven't had any problems since.
 
This was a very useful thread. I recently picked up an unnoticeably used 4566TSW, that had the clicking issue. The previous owner had sent it back to S&W twice with no resolution. It took me less than 3 minutes to correct the tension. Thank you
 
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It that "fixes" it, fine, but usually the spring has weakened or cracked and replacement is the only cure.
 
This was a very useful thread. I recently picked up an unnoticeably used 4566TSW, that had the clicking issue. The previous owner had sent it back to S&W twice with no resolution. It took me less than 3 minutes to correct the tension. Thank you

With all due respect, I find that very hard to believe that the factory didn't find or fix the problem. Twice I sent my 4506 to the factory for the clicking, twice it was fixed when I got it back. Most likely the factory fixed it and the spring just weakened again. This is a very well known issue.
 
You guys are the best. I've never fixed a firearm with a pencil eraser before. I've got that natural born genius feeling thing going on, that doesn't happen every day. Many thanks!
 
You guys are the best. I've never fixed a firearm with a pencil eraser before. I've got that natural born genius feeling thing going on, that doesn't happen every day. Many thanks!

Cool!

Now go celebrate by dropping that pencil, eraser first, down the barrel of your skyward pointed (& unloaded) pistol, firing it & launching the pencil toward the heavens in thanks. :)

Too often, they're broken & just have to be replaced.

.
 
How about that!! I fixed my CS45 that had that click.. Handy tool that pencil eraser.

Thanks to those posting the valuable information.
 
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