Hitachi DH40FA Instruction Manual - Page 13

English 6. How to use the drill bit (taper shank) and the taper shank adaptor. (1) Install drill bit with taper shank in the taper shank adaptor. (2) Turn the power on and drill a base hole. (3) After cleaning out dust with a syringe, attach the plug to the anchor tip and drive in the anchor with a manual hammer. (4) To remove the drill bit with taper shank, insert a cotter into the slot of the taper shank adaptor, place supports under the rotary hammer and tap the cotter with a manual hammer. (Fig. 11) Taper Shank Adaptor 0 Drill Bit (Taper shank) Fig. 10 Cotter Taper Shank Adaptor HOW TO USE THE CORE BIT When boring penetrating large hole use the core bit. At that time use with the center pin and the core bit shank provided as optional accessories. 1. Mounting CAUTION: Be sure to turn power OFF and disconnect the plug from the receptacle. (1) Mount the core bit to the core bit shank. (Fig. 12) Lubricate the thread of the core bit shank to facilitate disassembly. (2) Mount the core bit shank to the rotary hammer. (Fig. 13) (3) Insert the center pin into the guide plate until it stops. (4) Engage the guide plate with the core bit, and turn the guide plate to left or right so that it does not fall even if it faces downward. (Fig. 14) Support Fig. 11 Core Bit Core Bit Shank Fig. 12 Fig. 13 13