While securely holding the drill against the work surface, strike the exposed end of the Allen wrench with a hammer. Position the drill on a surface that allows the chuck (and Allen wrench) to overhang the edge. Insert the short end of a large Allen wrench (as large as the chuck will accommodate) into the chuck assembly. Slide the gear selector switch to the lowest setting. Switch the transmission to the lowest setting. Remove the screw from the chuck assembly.ģ.
This screw is REVERSE-THREADED (requiring CLOCKWISE rotation to loosen). Use a Torx driver (size may vary) to loosen the retaining screw. This article provides step-by-step instructions for removing and installing the keyless chuck on a DeWALT cordless hammer drill. If the drill is often used in dirty or dusty conditions, it's not uncommon for the chuck to seize-up completely (or open and close with extreme difficulty). Eventually, the chuck will need to be replaced. Each time a drill bit slips (under a high-torque situation), it will wear the chuck a small amount. The chuck could really be considered a normal-wear item on any drill. Whether you are a master carpenter or an occasional drill-seeker, provides the parts, procedures and facts you need to fearlessly fix what fails you. Drill chuck stuck? It's time to face the fix.