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Dewalt DCD790B Support Question

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Question posted by jdenny200 on June 17th, 2014

Clacking Noise

I have a dewalt dcd790b drill that makes a clacking noise when you let off the trigger with no load...its worse in high range than low. Any ideas on problem?

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Related Dewalt DCD790B Manual Pages

Instruction Manual - Page 3

...ELECTRICAL SAFETY a) Power tool plugs must match the outlet. Never modify the plug in explosive atmospheres, such as pipes, radiators, ranges and refrigerators. e) When operating a power tool outdoors, use an... QUESTIONS OR COMMENTS ABOUT THIS OR ANY DEWALT TOOL, CALL US TOLL FREE AT: 1-800-4-DEWALT (1-800-433-9258). General Power Tool Safety Warnings WARNING! Failure to these symbols...
Instruction Manual - Page 4

... dust extraction and collection facilities, ensure these instructions to control. If damaged, have the switch on and off position before making any other condition that may result in a hazardous situation. 5) BATTERY TOOL USE AND CARE a) Recharge only with sharp cutting edges are less likely to bind and are caused by the manufacturer.
Instruction Manual - Page 5

...Drill/Driver/Hammerdrill Safety Warnings • Wear ear protectors when impact drilling. Vibration caused by hammer action may contact hidden wiring. Also use safety glasses. Exposure to noise can cause personal injury. • Hold power tool... can cause permanent eye damage. • Accessories and tool may make a connection from bricks and cement and other construction activities...
Instruction Manual - Page 6

... serious personal injury. Some tools with the trigger switch locked on your tool may ignite the dust or... and chargers. • Charge the battery packs only in designated DEWALT chargers. • DO NOT splash or immerse in water or ...or direct Class II Construction current (double insulated) no no load .../min per minute speed BPM beats per minute n rated...noise from face and body.
Instruction Manual - Page 7

...when transporting individual battery packs, make sure that the battery terminals are protected and well insulated from short circuits. The battery pack can explode in aprons, pockets, tool boxes, product kit boxes,... until irritation ceases. CAUTION: Burn hazard. Other types of injury, charge only DEWALT rechargeable battery packs. Damaged battery packs should be flammable if exposed to ...
Instruction Manual - Page 8

... materials of metallic particles should be shorted by the plug rather than charging DEWALT rechargeable batteries. The charger and battery pack are specifically designed to... the charger. When using more capacity than one extension to the electric plug and cord. • Make sure that the cord is no battery pack in excessive internal heat. Minimum Gauge for outdoor use an...
Instruction Manual - Page 9

...pack into the charger. Problems are indicated by the red light remaining ON continuously. The red light flashes long, then short while in Figure 1, making sure the pack is ... be indicated by the red light flashing at an authorized service center. Chargers Your tool uses a DEWALT charger. HOT/COLD DELAY This charger has a hot/cold delay feature: when the charger...
Instruction Manual - Page 10

... storage place is one that convert DC to perform as much work. This is approximately 65 °F - 75 °F (18° - 24 °C); If charging problems persist, take the tool, battery pack and charger to a location where the surrounding air temperature is a normal condition, and does not indicate...
Instruction Manual - Page 11

... conditions or in a cool dry place out of it is required when inexperienced operators use this tool. Trigger switch B. Keyless chuck G. Battery pack INTENDED USE These drills/drivers/hammerdrills are professional power tools. These drills/drivers/hammerdrills are designed for optimal results. FIG. 2 F C B DCD795 A E I . Damage or personal injury could result...
Instruction Manual - Page 12

... deliver a torque range. To select reverse, depress the forward/reverse control button on start up. To select speed 2 (low torque setting), turn the tool off trigger switch and disconnect tool from power source when changing accessories. If the trigger switch remains depressed, the worklight will remain on the right side of the tool. To insert a drill bit or...
Instruction Manual - Page 13

... black sleeve of the chuck with an automatic spindle lock mechanism. OPERATION WARNING: To reduce the risk of serious personal injury, turn tool off and remove the battery pack before making any adjustments or removing/installing attachments or accessories. FIG. 3 FIG. 4 FIG. 5 WARNING: To reduce the risk of serious personal injury, ensure...
Instruction Manual - Page 14

... www.dewalt. Hold tool firmly with the bit. Screwdriving (Fig. 9) 1. Make some practice runs in the battery is being overloaded or improperly used. WARNING: Drill may stall if overloaded causing a sudden twist. Turn the collar (C) to the desired position. For MASONRY, such as you would any drill bit. 4. Select the desired speed/torque range using...
Instruction Manual - Page 15

...before making any accessory, please contact DEWALT Industrial Tool Co., 701 East Joppa Road, Baltimore, MD 21286, call 1-800-4-DEWALT (1-800-433-9258) or visit our website: www.dewalt.... tool into a liquid. never immerse any liquid get inside the tool; Accessories WARNING: Since accessories, other harsh chemicals for percussion drilling only. 2. Select the desired speed/torque range using...
Instruction Manual - Page 16

... DEWALT will...DEWALT tools are not serviceable. For further detail of purchase. loss, such as your proof of an insurance law. DEWALT...tool and replace worn parts caused by a DEWALT factory service center, a DEWALT authorized service center or other rights which vary in certain states or provinces. DEWALT...DEWALT BATTERY PACKS Register Online DCB200, DCB204 Thank you for : DEWALT...tool...
Instruction Manual - Page 17

FREE WARNING LABEL REPLACEMENT: If your DEWALT Power Tool, Laser, or Nailer for any reason, you are missing, call the local company or see country specific warranty information contained in Latin America. LATIN ...
Instruction Manual - Page 56

... 45 DW9118 X X X X X X X X X X X X X X 115 90 90 60 X 115 X 90 60 X 90 60 60 DEWALT Battery and Charger Systems Chargers/Charge Time (Minutes) - Read the instruction manual for one or more specific information. Una "X" indica que el paquete de bater...puede variar. DEWALT Industrial Tool Co., 701 East Joppa Road, Baltimore, MD 21286 (NOV12) Part No. and the array of the tool. El ...

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