Looking for advice - S/42

[whcoyote]

Originally Posted by nukem556

make sure the little spring loaded pin at the end of the trigger bar is sticking out, and not stuck back in its recess...this is what contacts the trigger lever on the sideplate....you can check to see if the firing pin is not being caught and ccoked by the trigger bar by cycling the action on EMPTY chamber and shining a light down the barrel to see if the firing pin is retracted as it should be, or has ridden forward and is protruding from he bolt face

I think what nukem means here is "Sear Bar". He is correct in the operation. Sometimes the sear bar plunger will get gunked up and will stick, not pop out enough for the trigger lever to contact it. Thanks, nukem.
Bob