N Frame Trigger Job

Nothing tunes the action of a Smith & Wesson like shooting it. That's my opinion, all the polishing occurs exactly where it's needed and there's no unnecessary grinding/honing or accelerated wear. If you can't afford the ammo, get some snap caps and dry fire practice while watching tv, make sure it's unloaded or you'll be buying a new television.
Many of us are OLD. Just to operate my trigger finger is painful. Cleaning up machine work or reducing spring rates improves the feel and is done in an hour or two.
 
I changed my 625 springs with Wolff ribbed reduced power and a 14lb trigger return. Sweet. I've shot about 60 with 100% ignition. Nothing else needed for that one.
If you have ability to do it yourself give it a go.
I put a Wolff ribbed mainspring in my 1971 model 10. It works fine but now has a ringing sound wnen shooting.
 
Changing springs is not a "trigger Job" Yes, you can reduce trigger pull with a lighter rebound spring, Start changing mainsprings and you can end up with lite primer strikes.
Do not go by the first video! The strain screw is not an adjustment.! Do not pry off the side plate.

Shoot the gun for a while.
Amen brother! Correct on all points! DO NOT follow all instructions in that first video! NEVER pry open the side plate! You never have to. Simply tap on the grip frame with a rubber mallet, nylon tipped hammer, plastic screwdriver handle, etc while holding onto the frame or barrel. It will always come loose eventually no matter how tight the side plate; you may just have to strike the grip harder. I've worked on a lot of Smith revovers, and have never seen a case where the side plate didn't pop loose after 2-3 strikes from a rubber/plastic tipped mallet or plastic screwdriver handle.

Always bottom out the strain screw or it can eventually work its way loose and cause light strikes. If DA pull is too heavy, shorten the screw slightly. If too light, use a longer strain screw or insert a spent primer cup on the tip of the strain screw. Or use a set screw with Loc tite. A good minimum DA weight range for reliability in a S&W revolver is 7.5 - 8.5 lbs. Sometimes you can go a little lower, but I've found that always works well so far. Also, the guy in the video selected the 12# rebound spring. That works fine in many cases, but I have found I never have a need to go below the 13# spring, and in my experience, going below 13# rebound spring sometimes gives a sluggish trigger return. The 13# spring generally gives me around a 2 lb SA trigger pull but is as low as I want to go for trigger return reliability.
 
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