Advertisement
Quick Links
Owner's Manual & Safety Instructions
Save This Manual
operating, inspection, maintenance and cleaning procedures. Write the product's date code in the back of
the manual near the assembly diagram (or month and year of purchase if product has no number). Keep
this manual and the receipt in a safe and dry place for future reference.
20v LITHIUM-ION
1/2" SDS PLUS TYPE
ROTARY HAMMER
email our technical support at: productsupport@harborfreight.com
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1‑800‑444‑3353 as soon as possible.
©
Copyright
2025 by Harbor Freight Tools
No portion of this manual or any artwork contained herein may be reproduced in
any shape or form without the express written consent of Harbor Freight Tools.
Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein.
Tools required for assembly and service may not be included.
Keep this manual for the safety warnings and precautions, assembly,
Visit our website at: https://www.harborfreight.com
®
. All rights reserved.
tM
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.
2144C-B
57744
25d
Advertisement
Related Manuals for Bauer 2144C-B
Summary of Contents for Bauer 2144C-B
- Page 1 Write the product’s date code in the back of the manual near the assembly diagram (or month and year of purchase if product has no number). Keep this manual and the receipt in a safe and dry place for future reference. 2144C-B 20v LITHIUM-ION 1/2" SDS PLUS TYPE ROTARY HAMMER Visit our website at: https://www.harborfreight.com...
- Page 2 table of contents Safety ............2 Operation ............ 9 Specifications ..........8 Maintenance ..........13 Setup ............8 Warranty ............ 16 WarninG SyMBOLS anD DeFinitiOnS This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.
- Page 3 2. electrical safety f. Dress properly. Do not wear loose clothing or jewelry. Keep your hair, clothing a. power tool plugs must match the outlet. and gloves away from moving parts. never modify the plug in any way. Do not use Loose clothes, jewelry or long hair any adapter plugs with earthed (grounded) can be caught in moving parts.
- Page 4 c. Disconnect the plug from the power 6. Battery tool use and care source and/or remove the battery pack, a. prevent unintentional starting. Ensure the if detachable, from the power tool before switch is in the off-position before connecting making any adjustments, changing to battery pack, picking up or carrying the accessories, or storing power tools.
- Page 5 8. Safety instructions for all operations The battery Charger gets hot during use. The Charger’s heat can build up a. Wear ear protectors when impact drilling. to unsafe levels and create a fire Exposure to noise can cause hearing loss. hazard if it does not receive adequate b.
- Page 6 10. Silicosis Safety Measures 11. Vibration Safety Masonry drilling on materials such as This tool vibrates during use. concrete (which contains crystalline silica) Repeated or long‑term exposure to vibration may can cause silicosis (a serious lung disease), cause temporary or permanent physical injury, cancer and death.
- Page 7 Grounding tO preVent eLectric SHOcK anD DeatH FrOM incOrrect GrOunDinG: check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded. Do not modify the power cord plug provided with the charger. Do not use the charger if the power cord or plug is damaged.
- Page 8 Specifications Battery Type Bauer 20V Li‑ion Charger Type Bauer 20V Li‑ion No Load Speed : 0‑1300/min Chuck Size 1/2″ SDS Plus Type Setup - Before use: read the entire iMpOrtant SaFety inFOrMatiOn section at the beginning of this manual including all text under subheadings therein before set up or use of this product.
- Page 9 Operating instructions read the entire iMpOrtant SaFety inFOrMatiOn section at the beginning of this manual including all text under subheadings therein before set up or use of this product. tO preVent SeriOuS inJury FrOM acciDentaL OperatiOn: Make sure that the trigger is in the off-position and remove its Battery pack before performing any procedure in this section.
- Page 10 adjusting Depth Gauge Depth Gauge 1. Press the Depth Gauge Lock down, then insert Depth Gauge Lock and position Depth Gauge to desired depth. note: Depth Gauge “teeth” must be facing in or out. 2. Release Depth Gauge Lock. adjusting Mode release Hammer/Drill Adjust the Mode Selector to the desired function before...
- Page 11 Workpiece and Work area Set up 1. Designate a work area that is clean and well‑ 3. Secure loose work pieces using a vise or clamps lit. The work area must not allow access by (not included) to prevent movement while working. children or pets to prevent distraction and injury.
- Page 12 chisel Operation 1. Install and adjust bit as necessary. 7. Once in contact, adjust speed by Adjust Auxiliary Handle as needed. lessening/increasing Trigger pressure. 2. Set Mode Selector to Hammer setting. note: Do not apply excessive force, allow the tool to do the work. 3.
- Page 13 Maintenance and Servicing instructions procedures not specifically explained in this manual must be performed only by a qualified technician. tO preVent SeriOuS inJury FrOM acciDentaL OperatiOn: Make sure that the trigger is in the off-position and remove its Battery pack before performing any procedure in this section. tO preVent SeriOuS inJury FrOM tOOL FaiLure: Do not use damaged equipment.
- Page 14 troubleshooting problem possible causes Likely Solutions Tool will not start. 1. Battery Pack not properly 1. Remove Battery Pack, make sure there are no connected. obstructions, reinsert the Battery Pack according to its shape (it should only fit one way), and press firmly until the Battery Pack locks in place.
- Page 15 record product’s Date code Here: note: if product has no date code, record month and year of purchase instead. note: Replacement parts may be available for this item. Visit harborfreight.com/parts for a list of in stock parts. Reference UPC 1 93175567857. Item 57744 For technical questions, please call 1-800-444-3353.
- Page 16 Limited 90 Day Warranty Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase.
Need help?
Do you have a question about the 2144C-B and is the answer not in the manual?
Questions and answers