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8

983000-476
-4-08 

(REV:05)

Customer Service Information:

For parts or service, contact your nearest RIDGID authorized service center. Be 
sure to provide all relevant information when you call or visit. For the location of 
the authorized service center nearest you, please call -866-539-70 or visit us 
online at www.ridgid.com.
The model number of this tool is found on a plate attached to the motor housing. 
Please record the serial number in the space provided below. When ordering repair 
parts, always give the following information:

Model No.  
Serial No. 

R8400

OPERATOR’S MANUAL

1/2 in. 18 VOLT DRILL 
2-SPEED

R840011

Summary of Contents for R840011

Page 1: ...dependability ease of operation and operator safety When properly cared for it will give you years of rugged trouble free performance WARNING To reduce the risk of injury the user must read and under...

Page 2: ...created by power sanding sawing grinding drilling and other construction activities contains chemicals known to cause cancer birth defects or other reproductive harm Some examples of these chemicals a...

Page 3: ...not overreach Keep proper footing and balance at all times Proper footing and balance enable better control of the tool in unexpected situations Use safety equipment Always wear eye protection Dust m...

Page 4: ...attery immediately Batteries can explode in the presence of a source of ignition such as a pilot light To reduce the risk of serious personal injury never use any cordless product in the presence of o...

Page 5: ...rator s Manual To reduce the risk of injury user must read and understand operator s manual before using this product Eye Protection Always wear safety goggles or safety glasses with side shields and...

Page 6: ...Before beginning power tool operation always wear safety goggles or safety glasses with side shields and when needed a full face shield We recommend Wide Vision Safety Mask for use over eyeglasses or...

Page 7: ...eed Gear Train 2 Speed FEATURES Fig 1 BIT STORAGE KEYLESS CHUCK TORQUE ADJUSTMENT RING AUXILIARY HANDLE ASSEMBLY No Load Speed 0 450 0 1 500 r min RPM Clutch 24 Positions Torque 460 in lb SWITCH TRIGG...

Page 8: ...roduct requires an understanding of the information on the product and in this operator s manual as well as a knowledge of the project you are attempting Before use of this product familiarize yoursel...

Page 9: ...8 V lithium ion battery packs and RIDGID 18 V nickel cadmium battery packs For complete charging instructions refer to the Operator s Manual for the battery packs and chargers listed in the General Sa...

Page 10: ...y pack can cause damage to internal components TO REMOVE BATTERY PACK See Figure 2 Lock the switch trigger on the drill by placing the direction of rotation selector in center position Locate latches...

Page 11: ...be positioned to the left of the switch trigger for drilling The drilling direction is reversed when the selector is to the right of the switch trigger Setting the switch trigger in the OFF center loc...

Page 12: ...Figure 7 When not in use the bit provided with this drill can be placed in the storage area located on the rear of the drill INSTALLING BITS See Figure 8 9 Lock the switch trigger by placing the direc...

Page 13: ...To adjust the auxiliary handle assembly Loosen the handle assembly by turning the handle coun terclockwise Rotate the handle assembly to the desired operating position Securely tighten by turning the...

Page 14: ...jams in the workpiece or if the drill stalls stop the tool immediately Remove the bit from the workpiece and determine the reason for jamming NOTE This drill has an electric brake When the switch trig...

Page 15: ...tions WARNING Upon removal cover the battery pack s terminals with heavy duty adhesive tape Do not attempt to destroy or disassemble battery pack or remove any of its components Lithium ion and nickel...

Page 16: ...e chuck jaws securely Tap sharply with a mallet in a counterclock wise direction This will loosen the chuck on the spindle It can now be unscrewed by hand TO RETIGHTEN A LOOSE CHUCK The chuck may beco...

Page 17: ...e at www ridgid com When requesting warranty service you must present the original dated sales receipt The authorized service center will repair any faulty workmanship and either repair or replace any...

Page 18: ...e location of the authorized service center nearest you please call 1 866 539 1710 or visit us online at www ridgid com The model number of this tool is found on a plate attached to the motor housing...

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