By signing up you agree to receive emails from BOSTITCH ® with news, special offers, promotions and future messages tailored to your interests. Don't forget to tighten the screws and the nuts. Parsons writes from an array of different topics, but specializes in medical, personal finance, computers and business. Open up the Bostitch nail gun to replace the O-ring if it is broken. If you try to fire a pneumatic nail gun or stapler, but only hear air leaking when engaging the trigger, it's likely that your tool's "O-Ring" is not sealing properly. If it does, then the valve head needs replacing. Please Log in or Create an account to join the conversation. Inside house is all T&G 1x5 or 1x6 eastern white pine - no sheetrock in the place. Most nailers need to run at 105 psi, (except roofing nailers in the summer) Solution: Turn up air pressure. Hunker may earn compensation through affiliate links in this story. How to replace the trigger valve on a Bostitch Nail Gun. The easiest method to repair the Bostitch nail gun when this happens is to remove the head, uncover the cylinder and place the nail gun on a piece of wood with the nose facing up. The reason and repair way for the nailer’s leaks air Tools leaks air through nose when trigger is depressed.Piston/driver does not return fully. Open up the Bostitch nail gun to replace the O-ring if it is broken. Paul Parsons is a freelance writer, living in Houston, Texas. Bostitch nail gun jams sometimes occur. Ebay has lots of them, if you want to save a few bucks. If air is leaking or blowing out through the trigger, it could be because the O-ring in the trigger (sometimes referred to as the purple ring) is out of place or split. One problem you might experience with the Bostitch nail gun is that it frequently double or triple shoots nails. When the trigger is not depressed, you may not hear air leaking, as the valve is probably sealed. Hold the little roll pin from the kit on the end of the retaining pin for the trigger and gently tap it with your hammer until it pops out. Step 4 Replace the O-ring and the trigger valve assembly if either the valve housing or stem leaks air. Lay the nailer down on a large rag or an old towel, to help corral the pieces as they tumble out. I contacted my Bostitch rep and he seconded what you found, that the O.D. It is very likely that the valve head is stuck. You will have to un-tighten four screws and remove them. Make sure you are using standard nails. Buy … Inside house is all T&G 1x5 or 1x6 eastern white pine - no sheetrock in the place. At Bostitch, we are ECOSMART and committed to minimizing our impact on the environment. A complete rebuild fixes all those problems. Ensure that the firing pin and the coil are in line so the nails do not fall out of place before firing. Use an Allen wrench and a large hammer to blow the driver free. To replace the trigger it will be easier to do with the magazine removed. If the air is leaking from there, you should change the component where the air leaks. This occurs when the nail gun is attempting to shoot several nails at the same time even though the trigger has only been pulled once. If you are, the cause of multiple firing could be that the coil and the firing pin are not in line and are causing the nail to bend during firing. The most common method is to hammer the driver free without uncovering the head. The house has be a work-in-progress and just this year I'm getting around to finishing the bedroom and wouldn't you know the gun died - leaking from the trigger assembly. I've only done about 15 roofs with this gun... minimal wear. Take off the blank head, and check whether the return spring is loaded. You can unsubscribe at any time. You can unsubscribe at … If the nail head gets stuck between the barrel and the plunger, the gun gets stuck and only fires air. I contacted Stanley/Bostitch and replaced just about every. Next remove the grommet on the side of the trigger and drive the pin or pins out. This method involves hammering; therefore, it is vital you protect your head, face, hands and other exposed body parts. Most Bostitch nail guns work with any air compressors and feature an adjustable tool to direct exhaust or spent air away from the user when it is not in use. Bought my Bostitch finish nail gun when building my house in 2001, and it got used! Replacing the trigger valve on a nail gun is a very simple process that only takes about 15 minutes. When the trigger is not depressed, you may not hear air leaking, as the valve is probably sealed. Forgot your password? With its rubber foot and adjustable nail depth, it can be used on a wide range of materials, including soft woods. It is a lightweight tool featuring magnesium housing that makes it durable enough to withstand the regular bashing and banging of daily use. Bought my Bostitch finish nail gun when building my house in 2001, and it got used!