Stanley Bostitch 00540: 00540 AntiJam ? Extra Heavy-Duty Stapler "put staple connect stapler" Questions

...put back- it is not htat bad but hard to describe. the problem I had is that there is no resistance. The problem with mine was caused by a broken part. Don't know what it is called but it is the part ...

...stapler. Damaged or cracked this will need to be replaced. Not difficult and easy to DIY job. Do NOT hook up to air when doing this service. Dirt and grim can also jam the unit. Clean lightly oil, ...