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AR15.COM
8/3/2010 10:26:08 AM EDT
I have a Springer SS Target and want to put an Ed Brown Maxi Well on it.  I looked at my manual and it talks about taking the MSH out a certain way due to the ILS system.  The maxi well does not have this, so I'm wandering if I can just push out the pin on the MSH and install the Ed Brown.  Any body know?  Also, does it matter which direction I push the pin out?
8/3/2010 10:30:48 AM EDT
[#1]
you will need some new interals for the MSH.

But yes just drive out the pin. direction not really. I always go from the dimple end.
8/3/2010 10:33:39 AM EDT
[#2]
What internals do I need?
8/3/2010 10:34:33 AM EDT
[#3]
The ILS MSH does not capture the mainspring like a regular 1911 MSH does.   Before removing it, it's best to use either Springfield's takedown tool (that bent metal rod about 1/2" long) or simply lock the ILS with the key.    This isn't 100% necessary but it will prevent the MSH from shooting out of the gun under spring pressure.

You will also need to buy a mainspring cap pin, a new mainspring cap, and a new mainspring for the Ed Brown unit.  The Springfield ILS uses proprietary parts that won't work.

As to the pin: it can be pushed out either way, but it's suggested you do so from the recessed side of the pin in order to avoid the tool slipping off the other (domed) side of the pin and scratching the frame.
8/3/2010 10:40:14 AM EDT
[#4]
So even though it is "drop in" I still need more parts?  Sorry, I'm not used to messing with these much.  How hard is it to replace those parts?
8/3/2010 10:47:36 AM EDT
[#5]
yeah.
you're going to need at least 2 little bits that go inside the MSH.  that is, assuming that the springs are the same.  mainspring cap, pin retainer, maybe a cap pin.





if you are in the butler county area, i can hook you up.



ETA: not difficult at all.  an extra set of hands does help though.



 
8/3/2010 10:58:28 AM EDT
[#6]
My buddy did the same thing on his gun but just swapped them out.  Everything works fine, (I trust your knowledge) but could something go wrong on his gun?
8/3/2010 11:37:04 AM EDT
[#7]
Quoted:
yeah.

you're going to need at least 2 little bits that go inside the MSH.  that is, assuming that the springs are the same.  mainspring cap, pin retainer, maybe a cap pin.

if you are in the butler county area, i can hook you up.

ETA: not difficult at all.  an extra set of hands does help though.
 


I work at Aim in Middletown, do you sell the parts that I need.  What recomendations for lb on the spring?  I see wolf springs betwen 18-20 lbs.  Also while I'm at it, would it be worth putting in a wolf recoil spring? lbs?
8/3/2010 2:10:22 PM EDT
[#8]
Here are all the small parts you will need .

Brownells has a video on Youtube on how to assemble and install a MSH
8/3/2010 2:20:18 PM EDT
[#9]
Don't reuse the Springfield ILS mainspring cap. It can cause issues in a standard configured 1911.



Bare minimum, you will need a new mainspring cap and a mainspring cap pin (Springfield doesn't use one).



You can reuse the spring, but Springfield uses a 28lb mainspring in their ILS system, and GI is 23lb. The heavier spring in turn leads to a heavier triggerpull since the sear encounters more resistance while you're pulling the trigger. Buy a new spring and you'll be happier.



For the recoil spring, 16lb is standard for a 5", but 18.5" is highly recommended as well for standard loads.
8/3/2010 3:44:25 PM EDT
[#10]



Quoted:



Quoted:

yeah.



you're going to need at least 2 little bits that go inside the MSH.  that is, assuming that the springs are the same.  mainspring cap, pin retainer, maybe a cap pin.



if you are in the butler county area, i can hook you up.



ETA: not difficult at all.  an extra set of hands does help though.

 




I work at Aim in Middletown, do you sell the parts that I need.  What recomendations for lb on the spring?  I see wolf springs betwen 18-20 lbs.  Also while I'm at it, would it be worth putting in a wolf recoil spring? lbs?


no, i don't sell the parts.



but i do have a complete MSH sitting in my parts bin.



i will trade the complete assembly for 1 pmag.  i don't care what kind, i just want to try one out.



or...



i will send all the small parts to you free of charge if you promise to pass the love.





 
8/4/2010 4:50:08 AM EDT
[#11]
Swing on in anyday except Thursday and Ill have a PMag waiting for you.  Just ask for Tim.
8/4/2010 4:59:11 AM EDT
[#12]







Quoted:




Swing on in and Ill have a PMag waiting for you.  Just ask for Tim.




I love it when a plan comes together !  


 
 
 
8/4/2010 5:18:19 AM EDT
[#13]
I do to.
8/4/2010 9:30:46 AM EDT
[#14]
i might be able to make it up there today.




 
8/4/2010 10:34:17 AM EDT
[#15]
Thats cool, just let me know.  No real rush.
8/4/2010 11:39:01 AM EDT
[#16]
Thanks to Rockstar again for the help.  I got the MSH replaced and everything checked out during a function test.  My only question is when I slid the MSH into the frame was I supposed to line up the black bar from the grip safety into the hole on top of the MSH?
8/4/2010 12:12:11 PM EDT
[#17]
when you get the old one off, you will see the hammer strut.  its a little metal bar that sits between two little "lips" on the grip safety.



make sure that the tip of the strut is between those two lips when you slide the new MSH in.



you may need to depress the grip safety slightly to get the tip of the strut into the hole in the MSH.



when you let the hammer forward, use your fingers, do NOT let the hammer
fly forward when your slide is off.  you will cause damage.



if you relieve all the tension on the hammer by letting the hammer go all the way forward, the new MSH will slide right in.



re-install pin and you are done.



by "black bar" i am assuming that you mean the hammer strut.

yes, that should go right into the top of the MSH and rest on the top of the mainspring cap.



how about some pics of the finished job?
8/4/2010 12:26:13 PM EDT
[#18]
Awsome, I did it right then.  I will definitely get some pics up asap.  Thanks again!
8/4/2010 12:30:26 PM EDT
[#19]
no problem.  thanks for the hat!



my LaRue  hat was getting a bit stinky




8/4/2010 1:02:46 PM EDT
[#20]
Springer SS Target NM serial # and no Brazil markings.  Very tight slide to frame no wiggle.  Only modifications are Ed Brown GI Guide Rod and Ed Brown Maxi Well.  Trying to decide which grips to put on it.



8/4/2010 1:41:23 PM EDT
[#21]
it looks really good.



i have cape buffalo horn scales for mine. (black)

i like the contrast of the black grips and black small parts against the polished stainless of the slide and frame, on mine.



the MSH looks good.  a lot of times you have to do some final fitting for those to go on right.  but ed brown makes some good stuff, and i don't have to do much fitting with their parts.