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whirlpool Samba Member
Joined: June 20, 2010 Posts: 154 Location: Keller
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Posted: Sat Dec 03, 2011 3:09 pm Post subject: Case Saver movement |
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I have 10mm case savers inserted for the cylinder studs. I installed the studs into the case savers on Thursday and noticed something that concerns me. I just dont have the experience to know whether the movement I see is normal and the books that I have read do not cover this sort of thing. The case savers are moving within the sockets and a few appear slightly loose, left to right, if moving the studs. I could not notice anything prior inserting the studs. Is this movement acceptable? If not what is the right way to fix this.
thanks |
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modok Samba Member

Joined: October 30, 2009 Posts: 27667 Location: Colorado Springs
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Posted: Sat Dec 03, 2011 4:35 pm Post subject: |
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Normally they do not move
The first step would be to unscrew the loose inserts, and see if they are stripped or just a little wobbly.
If they are just wobbly then clean/locktite/re-assemble |
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mark tucker Samba Member

Joined: April 08, 2009 Posts: 23950 Location: SHALIMAR ,FLORIDA
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Posted: Sat Dec 03, 2011 6:42 pm Post subject: |
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might need to use a defferent tap,and might need to use a biger incert on that case. |
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whirlpool Samba Member
Joined: June 20, 2010 Posts: 154 Location: Keller
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Posted: Sat Dec 03, 2011 7:11 pm Post subject: |
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cheers
need to figure out how to remove and check
I am now hoping that the hole is not too big and in need of some magic!
a few are wobbly - so I hope locktite will be all that is missing.
what are the limitations, by that I mean what is wobbly versus stripped and how do I determine what needs doing?
thanks |
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volkyoo Samba Member
Joined: July 26, 2010 Posts: 417 Location: dominican republic.
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Posted: Sat Dec 03, 2011 7:14 pm Post subject: |
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in an old case, i had some case savers like that. just locktited and voila!!! |
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modok Samba Member

Joined: October 30, 2009 Posts: 27667 Location: Colorado Springs
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Posted: Sat Dec 03, 2011 7:18 pm Post subject: |
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well, for instance on the average nut/bolt, there is 0.1mm or so of wobble between them. High precision threads will be tighter than that, real easy going low quality ones will be looser. i think they use a percentage to describe it, If I remember right, normal is 80% thread
Point is, a little wobble is ok, but if half the threads are damaged, or busted out, stripped, less than 50% engaged, THEN you have a problem |
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whirlpool Samba Member
Joined: June 20, 2010 Posts: 154 Location: Keller
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Posted: Sat Dec 03, 2011 7:23 pm Post subject: |
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you guys rock!
The case savers are new. What needs to be done is a bit of locktite. You have described exactly what the issue is.
I will have a bit of cleaning up to do and then locktite.
THANKS |
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SRP1 Samba Member
Joined: January 06, 2007 Posts: 4342
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Posted: Sat Dec 03, 2011 7:25 pm Post subject: |
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In my book, if a case saver wobbles or is loose in the bore, its bad, period.....
Sorry but its a sure failure point, maybe not today, but it will be tomorrow. |
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whirlpool Samba Member
Joined: June 20, 2010 Posts: 154 Location: Keller
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Posted: Sat Dec 03, 2011 8:03 pm Post subject: |
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SRP1 wrote: |
In my book, if a case saver wobbles or is loose in the bore, its bad, period.....
Sorry but its a sure failure point, maybe not today, but it will be tomorrow. |
ouch; I hear you loudly
any advice?
to over come my loose case savers that is? |
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SRP1 Samba Member
Joined: January 06, 2007 Posts: 4342
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Posted: Sat Dec 03, 2011 9:06 pm Post subject: |
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There are oversize case savers out there, I don't know what is available in your area, but they are out there.
Another option is to have a new case saver made by a machinist that fits your needs, This can be easily done on a lathe. If you only need a couple this may be your best option.
Anyone in your area that can weld cases? Weld up the hole and remachine is a permanent fix too.
Other than that; epoxy, loctite, suoer glue, all that stuff is a real gamble. |
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RockCrusher Samba Member

Joined: August 03, 2010 Posts: 4596 Location: Parkesburg, PA
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Posted: Sun Dec 04, 2011 6:14 am Post subject: |
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If by all this you mean that the saver wobbles in the case then the tap you used is junk. That doesn't help you now though. If it's basically a stocker then you MIGHT be ok with loctite. If it's a performance engine then you better make it really right like SRP said.
RC _________________ [email protected] Please use email for all general inquiries.
I will be happy to speak to anyone who has a serious inquiry (meaning real potential business for RC enterprises) or a parts order. Due to machining noise causing missed calls all calls will be returned promptly. |
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whirlpool Samba Member
Joined: June 20, 2010 Posts: 154 Location: Keller
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Posted: Mon Dec 05, 2011 8:46 pm Post subject: |
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Thanks for all the response.
My inexperience shines through here. After a few PM's and this thread I went and investigated further. The case savers thankfully are embedded and do not move. When I read "snug fit" I took it the studs needed to be snug and not tight and after "snugging" them down properly they now are all stationary.
This is a stock build; no way will I be taking on anything other than stock right now as I just do not have the experience.
g |
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