Hitachi D10VH Instruction Manual - Page 11

English 7. Mounting and dismounting of the bit For keyed chuck (Fig. 2) Drill chuch (1) Open the chuck jaws, and insert the bit into the chuck. (2) Place the chuck wrench in each of the three holes in the chuck, and turn it in the clockwise direction (viewed from the front side). Tighten securely. (3) To remove the bit, place the chuck wrench into one of the holes in the chuck and turn it in the counterclockwise direction. For keyless chuck (Fig. 3) (1) Open the chuck jaws, and insert the bit into the chuck. To open the chuck jaws, hold the ring while turning the sleeve in the counterclockwise direction (viewed from the front side). (2) Firmly grasp the ring and turn the sleeve in the clockwise direction. Tighten securely. (3) To remove the bit, firmly grasp the ring and turn the sleeve in the counterclockwise direction. (4) If it is hard to loosen the sleeve, fix the spindle using the open-end wrench, hold the sleeve firmly, and turn it in the loosening direction (counterclockwise when viewed from the front). (Fig. 4) Chuck Wrench Tighten Loosen Fig. 2 Ring Sleeve Loosen Tighten Fig. 3 8. Check the rotational direction (Fig. 5) The bit rotates clockwise (viewed from the rear side) by pushing the R-side of the push Open button. End Wrench The L-side of the push button is pushed to turn the bit counterclockwise. (The L and R marks are provided on the body.) 9. Installing the side handle (Optional accessory) (Fig. 6) L mark A Side handle can be installed on either side of the tool for right or left handed use. To install the side handle, thread it into the M10 hole on the desired side of the gear cover and tighten it securely. Loosen Fig. 4 Push Button Siwtch Trigger R mark Fig. 5 11