Dewalt DCH293R2 Instruction Manual - Page 11
Bit and Bit Holder, OPERATION, Installing and Removing the Battery Pack, Fig. G, Proper Hand
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Bit and Bit Holder WARNING: Burn Hazard. ALWAYS wear gloves when changing bits. Accessible metal parts on the tool and bits may get extremely hot during operation. Small bits of broken material may damage bare hands. The hammerdrill can be fitted with different bits depending on the desired application. Use sharp drill bits only. Bit Reccomendations • For wood, use twist bits, spade bits, power auger bits or hole saws. • For metal, use high-speed steel twist drill bits or hole saws. Use a cutting lubricant when drilling metals. The exceptions are cast iron and brass which should be drilled dry. • For masonry, such as brick, cement, cinder block, etc., use carbide-tipped bits rated for percussion drilling. SDS Plus Bit Holder (Fig. F) NOTE: Special adapters are needed to use the SDS Plus bit holder with straight shank bits and hexagonal screwdriver bits. Refer to Accessories. To insert a drill bit or other accessory: 1. Insert the shank of the bit about 19 mm (3/4") into SDS Plus tool holder 11 . 2. Push and rotate bit until it locks in place. The bit will be securely held. 3. To release bit, pull the sleeve 15 back and remove the bit. Fig. F 15 English handle. Insert it into the charger as described in the charger section of this manual. Fig. G 2 1 Proper Hand Position (Fig. H) WARNING: To reduce the risk of serious personal injury, ALWAYS use proper hand position as shown. WARNING: To reduce the risk of serious personal injury, ALWAYS hold securely in anticipation of a sudden reaction. Proper hand position requires one hand on the side handle, with the other hand on the main handle. Hold tool firmly with both hands to control the twisting action of the drill. Fig. H E-Clutch® System (Fig. I) The DeWALT E-Clutch® system senses the motion of the tool and reduces the motor torque to a manageable level if necessary. The E-Clutch® indicator 14 will illuminate to indicate status. Fig. I 11 OPERATION WARNING: To reduce the risk of serious personal injury, turn unit off and remove the battery pack before making any adjustments or removing/ installing attachments or accessories. An accidental start-up can cause injury. Installing and Removing the Battery Pack (Fig. G) NOTE: For best results, make sure your battery pack is fully charged. To install the battery pack 1 into the tool handle, align the battery pack with the rails inside the tool's handle and slide it into the handle until the battery pack is firmly seated in the tool and ensure that it does not disengage. To remove the battery pack from the tool, press the release button 2 and firmly pull the battery pack out of the tool Indicator OFF SOLID 14 Diagnosis Tool is functioning normally E-Clutch® System has been activated (ENGAGED) Solution Follow all warnings and instructions when operating the tool. With the tool properly supported, release trigger. The tool will function normally when the trigger is depressed again and the indicator light will go out 9