10/22 Magnum..Click..No Bang

Drillbit

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Found a like new 10/22 magnum, lucky me.

Took it out and it would only shoot about 2 out of 9 shots. Tried 4 or 5 different types of ammo, same results.

The pin isn't striking the rim very hard.

Put in a VQ firing pin...same results.

Put in a VQ target hammer using the original hammer spring...no shooting at all.

Finally, put the original hammer in with the VQ spring....shoots about half the time.

What can I try next, can I sharpen up the titanium firng pin? Is there a magnum hammer kit out there?

Any help would be great!
 
1022 magnums are great when properly tuned , is it a single extractor or duel . Like wham o said check the head space and remove the other extractor if it has 2 . I'd also look at the power custom firing pin it's steel and the extra weight reduces misfires. I didn't know vq made a titianium pin for the magnum. In a magnum everything is heavy, firing pin and hammer included light weight vq parts will cause a lot of problems
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How do you check headspace?

Has a single extractor, and I put in a VQ one also.

The VQ pin came from rimfiresports. I'll have to phone and see if they carry the steel PC one.
Any other way to lighten up the trigger a bit since the VQ hammer didn't work?
 
Stand your bolt up on a table with the bolt face pointing in the air.
Take the butt end (depth) of your verniers and set it flush across the bolt face and measure down into your headspace (the somewhat horseshoe shaped area)
What do you get for a measurement? Approx .055"/.050"??
 
I'll have to wait tilll I get home. What should it be? If it's between.055 and .050, is it in spec?

Thanks for the help!
 
like Wham-O says the ideal headspace is .050 (.049) . You can buy the pc firing pin from hawktech . but if the headspace is off alot the new pin might not make a difference. He's built alot more guns than i have , judging by the 13 he's selling in EE :D
 
Hummm...That's not bad? :confused: (.049" is optimal)
How are the strike marks on your shell rims?
Are they right on the rim, high on the rim, low on rim towards center, left of center, right of center etc?
 
They're right where they should be.

The original firing pin came to a point roughly 1mmx1mm, and the VQ one has a long contact area roughly 3mmx1mm. Both firing pins come out of the bolt really good, and flush (or just about) with the front of the bolt so that they aren't hitting anything on a dry fire.

The contact area on the case is more of a scuff than anything. No dent at all. The rifle was supposed to be brand new in the box, and appeared that way, but could something (like the hammer or hammer spring) have been changed and not be heavy enough.

When it is dry fired it has a good solid sounding CLICK, but when there's ammo in it it has a pretty feeble click sound. The bolt is closing all the way too.

Stumped ????
 
Sound like your pin may be rolling up.
Try this....take a piece of soft solder and gently force it into the slot on top of the firing pin to keep the firing pin down on impact. Test it by shooting a few rounds.
If this works you may need to have a permanent pin installed to keep the firing pin down.
 
That makes sense. I know when I was measuring the headspace the firing pin would easily go up out of the way. Also explains the two different sounding clicks when it loaded and dry fired.
I'll try it tonight.

Thanks again!
 
Did the solder trick but still didn't help much.

First try shot 3 out of 9, took it apart to make sure everything was in place, tried it again and got 4 out of 9.

The ones that shot had a slight indent where the firing pin hit, and the ones that didn't shoot have the same size contact area, but no indent just a slight mark. This is with the VQ firing pin. I'll try with the factory firing pin tonight.

Anything else to check or try??
 
Hmmm...:confused:

Ok...
How far does the barrel tenon extend into the receiver?
If the tenon is cut to long (or wrong) and extends into the receiver too far, the face of the barrel will keep the bolt back too far and the trigger will hit the bottom of the bolt before it can strike the firing pin.
Can you shim the barrel out a bit and give it a try?
 
Take out all the lightweight parts . Nice black heavy hammer and original firing pin. If u want a lighter pull you will have to buy the proper kit . Vq target hammer is not the answer there's a guy in the ee selling a factory mag trigger group . If u think previous owner messed around Id give that a try.
 
Take out all the lightweight parts . Nice black heavy hammer and original firing pin. If u want a lighter pull you will have to buy the proper kit . Vq target hammer is not the answer there's a guy in the ee selling a factory mag trigger group . If u think previous owner messed around Id give that a try.


No sence Blupul...
The only difference between the 10/22 LR and 10/22 HMR trigger group is a heavier hammer spring.

:confused: - Gerich...does the TG have a HMR hammer spring and does your receiver have a magnum bolt in it???? (heavier than LR)
 
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