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Owner’s Manual & Safety Instructions REV 20l Model HCB751B 20V Brushless Reciprocating Saw WARNING: To prevent serious injury, User must read and understand Owner’s Manual. SAVE THIS MANUAL. When unpacking, make sure that the product is intact and undamaged. If any parts are missing or broken, please call 1-888-866-5797 as soon...
IMPORTANT SAFETY INFORMATION GENERAL POWER TOOL SAFETY WARNINGS Personal Safety 1. Stay alert, watch what you are doing and use Read all safety warnings and all instructions. common sense when operating a power tool. Do Failure to follow the warnings and instructions may result in electric shock, fire and/or serious injury.
12. When using a handheld power tool, 8. Keep handles and grasping surfaces dry, clean maintain a firm grip on the tool with and free from oil and grease. Slippery handles both hands to resist starting torque. and grasping surfaces do not allow for safe handling and control of the tool in unexpected situations.
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Battery Pack while charging. coins, keys, nails, screws or other small metal objects, that can make a connection from 11. Charge Battery Pack using Hercules 20V one terminal to another. Shorting the battery Lithium Battery Charger only (sold separately). terminals together may cause burns or a fire.
Vibration Safety Warning Symbols and Definitions This tool vibrates during use. This is the safety alert symbol. It is used to Repeated or long-term exposure to vibration may alert you to potential personal injury hazards. cause temporary or permanent physical injury, Obey all safety messages that follow this symbol to particularly to the hands, arms and shoulders.
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SPECIFICATIONS OPERATION Read the ENTIRE IMPORTANT 20V Li-Ion 57373 57306 Hercules SAFETY INFORMATION section at the Battery Type (sold separately) beginning of this manual including 20V Li-Ion 56224 56559 all text under subheadings therein Charger Type Hercules (sold separately) before set up or use of this product.
5. Allow the Saw to come up to full speed Workpiece and Work Area Set Up before touching the workpiece. 1. Designate a work area that is clean and well lit. 6. Guide the saw blade into the workpiece. The work area must not allow access by children WARNING! TO PREVENT SERIOUS INJURY: or pets to prevent distraction and injury.
Cleaning, Maintenance, MAINTENANCE AND SERVICING and Lubrication Procedures not specifically explained in this manual must be performed 1. BEFORE EACH USE, inspect the general only by a qualified technician. condition of the tool. Check for: • leaking, swollen, or cracked battery pack •...
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, clean battery contacts on tool, reinsert the Battery Pack according to its shape (it should only fit one way), and press firmly until the Battery Pack locks in place.
PARTS LIST AND DIAGRAM Parts List Part Description Part Description Plug Compression Spring Hex Socket Pan Head Screw Button Gear Box(Left) Gear Box(Right) Guide Pin Shoe Phillips Pan Head Flange Screw Pressing Plate Hex Lock Nut Quick-Change Button Located Block Quick Change Torsional Spring Reciprocating Rod Assembly Gearbox Insulator...
Assembly Diagram Record Product’s Serial Number Here: Note: If product has no serial number, record month and year of purchase instead. Note: Some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts. Specify UPC 193175417237 when ordering parts. Item 57549 For technical questions, please call 1-888-866-5797.
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. This warranty does not apply to damage due directly or indirectly, to misuse, abuse, negligence or accidents, repairs or alterations outside our facilities, criminal activity, improper installation, normal wear and tear, or to lack of maintenance.
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