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10/29/2007 3:27:42 PM EDT
I just bought a used AK and went shooting and it started jamming the more it heated up the worse it got! Took it apart and cleaned it real good oiled it still same prob the more I shoot it the more it jams! Changrd mags. still same problem.Where should i start to look? The round comming out of the mag seems to be getting stuck side was ? Ill take a pic and post it .
10/29/2007 4:56:48 PM EDT
[#1]
Check the piston; is it loose where it is mounted to the carrier?  It should have movement.  They are supposed to be pinned and be loose so slight alignment problems and carbon buildup still allows free movement.  Some folks welded the pistons to the carriers and they function but piston is slowed and rounds do not feed properly.  All 4 of my AK's have pistons that really flop around and all are 100% function.  Who made your AK?.....................Mike
10/29/2007 6:15:28 PM EDT
[#2]
It could be the mags too!

My really crappy US made 20 rounders (that we got from SG, not Hungy) jam all the time, it seems like its every 5th shot.  Any other mags?  They work flawless
10/29/2007 6:52:34 PM EDT
[#3]
Its a  Romanian SAR 1 and the pisyon seem to be a little loose but not much. Have tried mags a 10 rounder and a 30. Ill take it apart a take pics of the parts if it will help ? If so what part do ypu want to see ?
10/30/2007 6:48:14 AM EDT
[#4]
What ammo you using? Try some FMJ. These AK's are not meant for HP's without a mod or lots of break in.

Mod:

www.jobrelatedstuff.com/forums/topic.html?b=4&f=51&t=100186
10/30/2007 12:46:21 PM EDT
[#5]
OK Im using Wolf now so Ill try the FMJ and see if I still have the prob. Thanks for all the help and hopefully I wont be back with this prob. again!
11/4/2007 7:19:04 PM EDT
[#6]
I never had any problems with HPs in mine, runs like a champ with anythign I have fed it.
11/4/2007 7:55:41 PM EDT
[#7]
I betting its a mag problem.
11/5/2007 3:02:19 PM EDT
[#8]
Well went shooting today and still same problen with different ammo ! Jammed about every othe roundhemhttp://i168.photobucket.com/albums/u169/KDUBCR250/110507_17231.jpghttp://i168.photobucket.com/albums/u169/KDUBCR250/110507_17221.jpg some pics of the jam and the mark on the round.
11/6/2007 11:21:27 AM EDT
[#9]
Looks like the magazine catch is allowing the magazine to sit too low.

What's happening is, the rear of the magazine is sitting too low, and the bolt is over-riding the cartridge instead of stripping it out of the magazine and chambering it.

Try firing the rifle while pulling the magazine to the rear so the rear end tips upward.

You may need to replace the magazine catch with one that will hold the mag higher.
Apparently, this is a sometimes problem with the Romanian rifles.
11/6/2007 8:04:56 PM EDT
[#10]
Let me know how holding the mag works.  Those pictures look exactly what my rifle is doing.  It's not every other round, but at least 1 out of 4.  I've tried several different mags (6 to be exact).  I have never fired FMJ.  Only Wolf HP's.
11/7/2007 9:36:39 AM EDT
[#11]

Quoted:
Well went shooting today and still same problen with different ammo ! Jammed about every othe round  will go buy some different mags and try them . Here arei168.photobucket.com/albums/u169/KDUBCR250/110507_17261.jpgi168.photobucket.com/albums/u169/KDUBCR250/110507_17231.jpgi168.photobucket.com/albums/u169/KDUBCR250/110507_17221.jpg some pics of the jam and the mark on the round.


Is that happening mid mag or on chambering 1st round. Easiest fix is to send it back to Century.
11/11/2007 5:16:15 PM EDT
[#12]
Well went to the gun shop and test fitted mags till I found one that fit snug and the problem is gone Took it out and blew 200 rounds through it and no problems !!! Oh what fun ! lol . thanks to all for the advice !
11/14/2007 9:46:45 PM EDT
[#13]
While a good-fitting magazine will certainly help things work properly, there is one more thing to check:  Weak magazine springs will cause this same problem.  A weak mag spring cannot push the rounds up quickly enough for the bolt to get behind the case rim, and the bolt ends up digging into the case body just as in your pic.  I'll bet your new magazine has a stronger spring than the ones that were jamming the rifle.  Trust me, this is a BTDT deal for me...
11/15/2007 11:47:15 AM EDT
[#14]

Quoted:
While a good-fitting magazine will certainly help things work properly, there is one more thing to check:  Weak magazine springs will cause this same problem.  A weak mag spring cannot push the rounds up quickly enough for the bolt to get behind the case rim, and the bolt ends up digging into the case body just as in your pic.  I'll bet your new magazine has a stronger spring than the ones that were jamming the rifle.  Trust me, this is a BTDT deal for me...


Good point, might want to take apart some of the other mags that didn't work to see what's inside them. I've found cosmoline and chicken feathers in some of mine.
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