Ryobi D47CK English Manual - Page 14
Chuck Removal, To Retighten A Loose Chuck
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MAINTENANCE chuck removal See Figures 10 - 12. The chuck may be removed and replaced with a new one. Unplug the drill. Insert a 5/16 in. or larger hex key into the chuck of the drill and tighten the chuck jaws securely. Tap the hex key sharply with a mallet in a clockwise direction. This will loosen the screw in the chuck for easy removal. Open the chuck jaws and remove the hex key. Using a screwdriver, remove the chuck screw by turning it in a clockwise direction. Note: The chuck screw has left hand threads. Insert the hex key into the chuck and tighten the chuck jaws securely. Tap sharply with a mallet in a counterclockwise direction. This will loosen the chuck on the spindle. It can now be unscrewed by hand. TO RETIGHTEN A LOOSE CHUCK The chuck may become loose on the spindle and develop a wobble. Also, the chuck screw may become loose, causing the chuck jaws to bind and prevent them from closing. To tighten: Unplug the drill. Open the chuck jaws. Insert a hex key into the chuck and tighten chuck jaws securely. Tap the hex key sharply with a mallet in a clockwise direction. This will tighten the chuck on the spindle. Open the chuck jaws and remove the hex key. Tighten the chuck screw. CHUCK JAWS HEX KEY SCREWDRIVER MALLET KEYLESS CHUCK Fig. 10 Fig. 11 mallet hex key 14 − English Fig. 12