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Makita Cordless Impact Driver 6990D Instruction Manual

Summary

Maximize your DIY or professional repairs with this comprehensive guide for the Makita Cordless Impact Driver (Model 6990D). This manual provides expert instructions on operating and maintaining your powerful fastener driver, handling everything from setup and usage specifications to vital safety protocols. It is essential reading for construction professionals, contractors, and serious hobbyists who require reliable performance when driving bolts and screws up to 12mm. Master the tool's efficiency while ensuring peak safety in every job.

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Page 1 Text Content

Cordless Impact Driver Equipped with Electric Brake MODEL 6990D

WARNING: For your personal safety, READ and UNDERSTAND before using. SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.

Page Summary Contents For Makita Cordless Impact Driver 6990D Instruction Manual

Page 1 Cordless Impact Driver Equipped with Electric Brake MODEL 6990D WARNING: For your personal safety, READ and UNDERSTAND before using. SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.
Page 2 SPECIFICATIONS Model 6990D Machine screw 4 mm - 8 mm (5/32” - 5/16”) Capacities Standard bolt 5 mm - 12 mm (3/16” - 1/2”) High tensile bolt 5 mm - 10 mm (3/16” - 3/8”) No load speed (RPM) 0 - 2,300/mi...
Page 3 Work Area 9. Remove adjusting keys or wrenches before turning the tool on. A wrench or a 1. Keep your work area clean and well lit. key that is left attached to a rotating part of Cluttered benches an...
Page 4 18. Maintain tools with care. Keep cutting one tool may create a risk of injury when tools sharp and clean. Properly maintained used on another tool. tools with sharp cutting edge are less likely to S...
Page 5 SYMBOLS USD302-1 The followings show the symbols used for tool. volts .../min................ revolutions or reciprocation per minute direct current ................number of blow no load speed IMPORT...
Page 6 11. Do not disassemble charger or battery 14. Young children should be supervised to cartridge; take it to a qualified serviceman ensure that they do not play with the bat- when service or repair is r...
Page 7 FUNCTIONAL CAUTION: DESCRIPTION Always be sure that the tool is switched off and the battery cartridge is removed before adjusting or checking function on the tool. Installing or removing battery cart...
Page 8 NOTE: The battery charger is for charging Makita battery cartridge. Never use it for other purposes or for other manufacturer’s batteries. When you charge a new battery cartridge or a battery cartridg...
Page 9 Switch action CAUTION: Before inserting the battery cartridge into the tool, always check to see that the switch trigger actuates properly and returns to the “OFF” position when released. To start the...
Page 10 Installing or removing driver bit or socket bit Use only the driver bit or socket bit shown in the figure. Do 12 mm 9 mm not use any other driver bit or socket bit. To install the bit, pull the sleeve...
Page 11 Fa st en in to rq ue Fa st en in to rq ue OPERATION The proper fastening torque may differ depending upon the Standard bolt kind or size of the screw/bolt, the material of the workpiece to be fastened...
Page 12 4. The manner of holding the tool or the material of driving position to be fastened will affect the torque. 5. Operating the tool at low speed will cause a reduction in the fastening torque. MAINTENA...
Page 13 EN0001-1 Recycling the Battery The only way to dispose of a Makita battery is to recycle it. The law prohibits any other method of disposal. To recycle the battery: 1. Remove the battery from the tool...
Page 17 First-Class Postage Required Post Office will not deliver without proper postage. Makita U.S.A., Inc. 14930 Northam Street La Mirada, CA 90638-5753
Page 18 as te as te as te as te as te as te MAIL THIS PORTION Your answers to the following questions are appreciated. 1. This product was purchased from: 3. How did you learn about this product: Home Center ...
Page 19 FACTORY SERVICE CENTERS 1-800-4-MAKITA RETAIN THIS PORTION FOR YOUR RECORDS ALABAMA COLORADO LOUISIANA NEW YORK PUERTO RICO 2365 Pelham Parkway 11839 E. 51st Ave. 5626 Jefferson Hwy. 4917 Genessee Str...
Page 20 WARNING Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer, birth defects or other re...

Manual Details

Brand Impact
Pages 20
File Size 150.23 KB
Published May 23, 2026
127 views

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Frequently Asked Questions

What safety equipment must I wear when using this tool?

Always use eye or face protection, dust masks, non-skid shoes, hard hats, or hearing protection.

How do I prevent accidental starting of the power tool?

Be sure to place the switch in the locked or off position before making any adjustments or storing the battery pack.

What are the operational specifications for Model 6990D?

It features a no load speed of 2,300/min and impacts per minute of 3,000.

Is there a risk if I use non-specified batteries?

Yes, using any other battery may create a risk of fire when used with the tool.