. . timing issue . .

Started by Wolfgang, November 21, 2011, 01:24:29 PM

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Wolfgang

Quote from: Mako on December 01, 2011, 02:28:46 PM
Wolfgang,
That may be the course of action, but I have a question for you...How much are you planning on taking off?  

Don't get the cart before the horse.  There is actually method to my request for dimensions.

Knowing which chambers work and those that don't work as well as the associated dimensions will help us know how much to remove and where.  It may be as simple as a burr, it may require removing material in an area I can show you.  If you want to increase your gunsmithing skills the best course is by observation and diagnosis.  Modification is the "solution" we all want to jump to, but it is not the best way to learn, or even solve the problem.  I've seen very experienced and skilled gunsmiths jump to the "solution" and later realizing they had not correctly observed.  No two problems are ever the same, they may be very similar, but never the same.
Regards,

later . . . Wednesday morning . . . delays . . . cold, . . COLD weather . . frozen pipes . . essential chores . . more French Trouists tomorrow . . . will get back to pistols smithing in a few days . . . hopefully . . .
Mako

Mako . . . . Understood.   I'll get at measurements soon.  Right now we are having rain on top of wind and forcast of freezing temperatures tonight, . . . water pump turned off and pipes wraped with blankets, . . . and another bus load of French tourists to deal with tomorrow.  More gunsmithing will have to wait a bit.  

Thanks again for information.
Beware the man with one gun, he probably knows how to use it.

Wolfgang

Bin Busy, busy, busy, out of town for a week. . . Computer problems ( terminal ) had to get a new one.  Now more guests at the Ranch tomorrow for a Xmas party.  Hope to get back to pistol smithing soon,....   ???
Beware the man with one gun, he probably knows how to use it.

Wolfgang

Ok . . finally a little bit cought up around here and some more time for pistol smithing.

The dimention "E" is  .040  with a couple of the nipples being at .038   The final "click" of the bolt on the hammer takes place on the ones that are .040 just as the hammer is about to touch the cap.  On the ones where "E" is .038 the "click" does not take place,... but if I gently push the hammer forward as it is already touching the cap the "click" will occur.  

However, . . . in comparing the location of the hammer when the final "click" takes place on other pistols I find that the final "click" is occuring when the hammer is still a long way from the nipple/ cap.   This is true on all of the other cap & ball pistols that I have available for comparison.   The distance from the nipple/ cap varies a little from one to another but is usually around .110 to .120 from the bare nipple.  A bit less if the nipple is capped, but still about .085 from the nipple.  

It seems to me that this great discrepancy in where the final "click" of the bolt on the hammer takes place is the actual problem ?  Rather then any slight difference in the high of the various nipples in relation to the rear of the cylinder ?  

I seek wisdom about this . . . . .  :)
Beware the man with one gun, he probably knows how to use it.

Pettifogger

The area of the bolt just above the hammer cam needs to be deepened just a bit.  What is happening is when the caps are on the nipples they are keeping the hammer from going far enough forward to reset the bolt leg that rides on top of the cam.  Ten second job and you can (shiver) do it with a Dremel.  Just make sure you don't remove material from the tips of the bolt legs or you will screw up the timing.  Not an unusual problem with C&Bs.  Here is a photo of a Pietta showing what it is doing.


Wolfgang

Pettifogg'r . . . thanks . . . that is what I needed to know.  I will NOT use a Dremmel . . . EVER on any gun, . . . I'll use a very, very fine file.   I figured it was something like this but needed some one more kowing abooot these things to tell me just where I needed to take some off.   
Beware the man with one gun, he probably knows how to use it.

Wolfgang

Progress report,.....

I took the trigger guard off and now that I know what to look for I can see what is happening (ie. not happening correctly).  The place with metal to be removed is very rough,... so just smoothing it a little with a file will probably fix the situation.  Next problem is that the screw holding the hammer/bolt spring is frozen.  None of my gunsmith screw drivers fit it propery.  So took one that is the correct width and carefully filed it narrower so that it is a perfect fit.  The screw is now soaking with penetrating oil. 

Much repeated thanks to all who have posted on this thread.   :)
Beware the man with one gun, he probably knows how to use it.

Wolfgang

OOOOpppps . . . .  :-\   I just now realized that this forum is meant to be for "real" Colts and not to include "copies of colts".  I hope I haven't offended anyone by asking advise about the problem with my friends "Italian clone" that is not a "real" Colt. 

I'm a Remington shooter ( Italian Replicas) and hand not visited here but a few times for a "look-see".   It seemed the logical place to go for asistance with my problem.

I do shoot "real" Winchester '73s made by Winchester, but can't presently afford any "real" Remington made New Model Army pistols . . . though I do crave one and may one day have one or two of them. 
Beware the man with one gun, he probably knows how to use it.

Wolfgang

Ok . . . crew for the trigger/bolt spring came out after a couple of hours of soak,  Trigger out, bolt out, carefully stoned the bolt leg, both the indicated curved under area and the side as well.   Will put it back together tomorrow when I have a chance to get at it.
Beware the man with one gun, he probably knows how to use it.

Wolfgang

. . . SUCCESS  . . . it is fixed !  . . . . I couldn't sleep . . . 4 am . . . went over to the shop, . . .

the shop if you've not seen it . . . and have a desire to look . . http://www.drburkholter.com/cf16.html

. . put it back together and it WORKS fine.   

Much thanks to Mako and Pettifoger,.... and appology to all for invading your "Colt" forum with a problem on one of them Eye-Talian "fake colts",....

I'll go back to playing with my Remingtons . . .  :)

Good shootin' . . . . .  :)
Beware the man with one gun, he probably knows how to use it.

GunClick Rick

Now all we need is spings and such for my 1889 38 colt lightning! I wonder who would have owned it?? BTK?
Bunch a ole scudders!

Pettifogger

If all you need are springs they are fairly easy to find.  It's the internal parts that are hard to come by.

TallBaldBellied

Quote from: GunClick Rick on January 09, 2012, 12:18:18 PM
Now all we need is spings and such for my 1889 38 colt lightning! I wonder who would have owned it?? BTK?

http://www.poppertsgunparts.com/cgi-bin/webdata/webdata_gunparts.cgi

You might could try here. ;D

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