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MODEL: BNH-640
ROTARY HAMMER
OPERATOR MANUAL
Read this Manual carefully before operating this tool.
This Manual includes important Tool Safety warnings. Failure
to follow instructions may result in electrical shock, fire and/or
serious personal injury.
3450 N. SABIN BROWN ROAD • WICKENBURG, AZ 85390
(800) 992-3833 • MAIL@BNPRODUCTS.COM
Page | 1
www.bnproducts.com
BN Products-USA
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Table of Contents
Summary of Contents for BN Products BNH-640
- Page 1 MODEL: BNH-640 ROTARY HAMMER OPERATOR MANUAL Read this Manual carefully before operating this tool. This Manual includes important Tool Safety warnings. Failure to follow instructions may result in electrical shock, fire and/or serious personal injury. 3450 N. SABIN BROWN ROAD • WICKENBURG, AZ 85390 (800) 992-3833 •...
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Page 2: Work Area Safety
ROTARY HAMMER OPERATOR MANUAL Thank you for choosing our BNH-640 Electric Rotary Hammer. This manual covers the proper operation and maintenance. Before operating, please read this manual carefully for important procedures and safety. All technical data and drawings in this manual are consistent with information on this product. -
Page 3: Personal Safety
• Use the power tool, accessories and tool bits etc., in accordance with these instructions, taking into account the working conditions and the work to be performed. Use of the power tool for operations different from intended could result in a hazardous situation. Page | 3 www.bnproducts.com BN Products-USA... -
Page 4: Vibration Safety
Have your power tool serviced by a qualified repair person using only genuine replacement parts. A parts guide is available for this tool at BNProducts.com. Con- tact BN Products-USA™ Customer Service at (800) 992-3833 if you need assistance from a qualified professional service department. -
Page 5: Specifications
ACCESSORIES & CARTON CONTENTS BNH-640 Rotary Hammer (1) Wrench (1) SDS-Max Chisel 18 x 320mm (1) SDS-Max Drill Bit 18 x 320mm (1) -
Page 6: Mode Adjustment
Use only accessories designed for this tool. Follow instructions that accompany all accessories. ONLY use SDS Max drill or chisel bits with the BNH-640 Rotary Hammer. Never use gasoline, acetone, or volatile solvents to clean surfaces of this rotary hammer. -
Page 7: Power Switch
The rotary hammer has an on/off switch built into the main handle of the tool. Hold the tool with both handles, then squeeze the trigger switch to start the motor; releasing the trigger will switch the motor off. www.bnproducts.com Page | 7 BN Products-USA... -
Page 8: Speed Adjustment
• Carbon Brushes are subject to wear over time. Brushes should be replaced periodically if there is wear on the brush; at least 1/4” of the wearable surface should remain for the tool to perform optimally. Page | 8 www.bnproducts.com BN Products-USA... - Page 9 Carbon Brush Replacement • To inspect and replace carbon brushes on the BNH-640 Rotary Hammer: • Turning the tool upside down, the black fan cover at the base of the tool will need to be removed. Remove the three (3) Phillips screws from the fan cover at the bottom of the tool.
- Page 10 This tool is subject to enhancement and ongoing development. Parts, part numbers, design, and specifications may be changed on this product at any time, without prior notification. BN Products-USA™ 3450 North Sabin Brown Road Wickenburg, AZ 85390 Customer Service: (800) 992-3833 Website: www.BNProducts.com...
- Page 11 NOTES: __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ __________________________________________________________________ Page | 11 www.bnproducts.com BN Products-USA...
- Page 12 BN Products-USA™ QUALITY PRODUCTS ENGINEERED WITH INTELLIGENCE AND IMAGINATION www.BNProducts.com Page | 12 www.bnproducts.com BN Products-USA...
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