ELECTRIC HAMMER Model 68147 SET UP AND OPERATING INSTRUCTIONS Visit our website at: http://www.harborfreight.com Read this material before using this product. Failure to do so can result in serious injury. SAVE THIS MANUAL. Copyright© 2010 by Harbor Freight Tools®. All rights reserved. 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.
NOTICE is used to address practices not related to personal injury. SAVE THIS MANUAL Keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures. Write the product’s serial number 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.
d. Do not overreach. Keep proper footing and balance at all times. This enables better control of the power tool in unexpected situations. entering a power tool will increase the risk of electric shock. c. Do not abuse the cord. Never use the cord for carrying, pulling or unplugging the power tool. Keep cord away from heat, oil, sharp edges or moving parts. Damaged or entangled cords increase the risk of electric shock. e. Dress properly. Do not wear loose clothing or jewelry.
e. Maintain power tools. Check for misalignment or binding of moving parts, breakage of parts and any other condition that may affect the power tool’s operation. If damaged, have the power tool repaired before use. Many accidents are caused by poorly maintained power tools. f. Keep cutting tools sharp and clean. Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control. g. Use the power tool, accessories and tool bits etc.
• Properly maintain and inspect to avoid electrical shock. • Any power cord must be properly grounded. Ground Fault Circuit Interrupter (GFCI) should also be implemented – it prevents sustained electrical shock. 16. 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 reproductive harm.
preceding illustration. (See Outlets for 2-Prong Plug.) GROUNDING TO PREVENT ELECTRIC SHOCK AND DEATH FROM INCORRECT GROUNDING WIRE CONNECTION: 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 tool. Never remove the grounding prong from the plug. Do not use the tool if the power cord or plug is damaged. If damaged, have it repaired by a service facility before use.
8. Protect the extension cords from sharp objects, excessive heat, and damp or wet areas. RECOMMENDED MINIMUM WIRE GAUGE FOR EXTENSION CORDS* (120/240 VOLT) EXTENSION CORD NAMEPLATE LENGTH AMPERES (at full load) 25’ 50’ 75’ 100’ 150’ 0 – 2.0 18 18 18 18 16 2.1 – 3.4 18 18 18 16 14 3.5 – 5.0 18 18 16 14 12 5.1 – 7.0 18 16 14 12 12 7.1 – 12.0 18 14 12 10 - 12.1 – 16.0 14 12 10 - - 16.1 – 20.
SPECIFICATIONS Electrical Input Blows Per Minute 120 V~ / 60 Hz / 15 A Functions Use Figure 1 below as reference during Tool Setup and Operation. Fan Cover (10) 950 BPM Chisel 1 Bull Point (included) Weight 71 lb.
OPERATING INSTRUCTIONS 3. 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. Insert the shank portion of the chisel into Front Cover (75). See Figure 2, below. Chisel Work Piece and Work Area Set Up 1. 2. Designate a work area that is clean and well-lit. The work area must not allow access by children or pets to prevent distraction and injury.
against the work surface. Hold the Electric Hammer with just enough pressure so that the tool’s own weight supplies the needed force. 6. NOTE: If the Electric Hammer has not been used for a long period of time or is being used in low temperatures, keep the tool running for about five minutes to allow for warm-up. 7. When work is complete, release the Switch Trigger. The Switch Lock will automatically activate. 8. To prevent accidents, turn off the tool and disconnect its power supply after use.
Chisels with approved replacement Chisels from Harbor Freight Tools. 8. Check that all mounting screws are tightened. Retighten any loose screws. 9. Store in temperatures no lower than 50-60° F. 10. WARNING! If the supply cord of this power tool is damaged, it must be replaced only by a qualified service technician. NOTE: The Breaker Hammer will cease operation once Carbon Brushes are worn. Check Brushes every 100-120 hours and replace when necessary.
Troubleshooting Problem Tool will not start. Possible Causes 1. Cord not connected. 2. No power at outlet. 3. Tool’s thermal reset breaker tripped (if equipped). 4. Internal damage or wear. (Carbon brushes or switch, for example.) Tool operates slowly. Extension cord too long or wire size too small. Performance 1. Accessory dull or damaged. decreases over time. 2. Internal lubrication cold. Excessive noise or rattling. Overheating. 3. Carbon brushes worn or damaged. Internal damage or wear.
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.
PARTS LIST Part Qty Part Qty Part 1 Housing Description 1 34 4 70 Impact Hammer 1 2 End Cover 1 Hex Socket Bolt (M8X30) Description Description Qty 1 4 4 O-Ring (Ø55XØ5.
ASSEMBLY DIAGRAM SKU 68147 For technical questions, please call 1-800-444-3353.
