WARRIOR 57646 12v Lithium-ion Oscillating Multifunction Power Tool Owner’s Manual

57646 12v Lithium-ion Oscillating Multifunction Power Tool
Owner’s Manual

Owner’s Manual & Safety Instructions

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 the product has no number).
Keep this manual and the receipt in a safe and dry place for future reference.

Visit our website at: http://www.harborfreight.com
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 1-888-866-5797 as soon as possible.

Copyright© 2020 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. Due to continuing improvements, the actual product may differ slightly from the product described herein.
Tools required for assembly and service may not be included.

Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.

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.
---|---
| Indicates a hazardous situation that, if not avoided, will result in death or serious injury.
| Indicates a hazardous situation that, if not avoided, could result in death or serious injury.
| Indicates a hazardous situation that, if not avoided, could result in minor or moderate injury.
| Addresses practices not related to personal injury.

IMPORTANT SAFETY INSTRUCTION

General power tool Safety Warnings

Read all safety warnings and all instructions.
Failure to follow the warnings and instructions may result in electric shock, fire, and/or serious injury.
Save all warnings and instructions for future reference.
The term ″power tool″ in the warnings refers to your battery-operated (cordless) power tool.

Work area Safety

1. Keep the work area clean and well-lit.
   Cluttered or dark areas invite accidents.

2. Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases or dust. Power tools create sparks that may ignite dust or fumes.

3. Keep children and bystanders away while operating a power tool.
   Distractions can cause you to lose control.

Electrical Safety

Do not expose power tools to rain or wet conditions.
Water entering a power tool will increase the risk of electric shock.

Personal Safety

1. Stay alert, watch what you are doing, and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs,  alcohol, or medication. A moment of inattention while operating power tools may result in serious personal injury.
2. use personal protective equipment. always wear eye protection. Protective equipment such as dust masks, non-skid safety shoes, hard hats, or hearing protection used for appropriate conditions will reduce personal injuries.
3. prevent unintentional starting. Ensure the trigger is in the off-position before connecting to a power source, picking up, or carrying the tool. Carrying power tools with your finger on the Trigger or energizing power tools that have the Trigger on invites accidents.
4. remove any adjusting key or wrench before turning the power tool on. A wrench or key left attached to a rotating part of the power tool may result in personal injury.
5. Do not overreach. Keep proper footing and balance at all times. This enables better control of the power tool in unexpected situations.
6. Dress properly. Do not wear loose clothing or jewelry. Keep your hair, clothing, and gloves away from moving parts. Loose clothes, jewelry, or long hair can be caught in moving parts.
7. if devices are provided for the connection of dust extraction and collection facilities, ensure these are connected and properly used. The use of dust collection can reduce dust-related hazards.
8. Only use safety equipment that has been approved by an appropriate standards agency. Unapproved safety equipment may not provide adequate protection. Eye protection must be ANSI-approved and breathing protection must be NIOSH-approved for the specific hazards in the work area.

Power tool use and care

1. Do not force the power tool. use the correct power tool for your application. The correct power tool will do the job better and safer at the rate for which it was designed.
2. Do not use the power tool if the trigger does not turn it on and off. Any power tool that cannot be controlled with the Trigger is dangerous and must be repaired.
3. Disconnect the battery pack from the power tool before making any adjustments, changing accessories, or storing power tools. Such preventive safety measures reduce the risk of starting the power tool accidentally.
4. use clamps or another practical way to secure and support the workpiece to a stable platform. Holding the work by hand or against your body leaves it unstable and may lead to loss of control.
5. Store idle power tools out of the reach of children and do not allow persons unfamiliar with the power tool or these instructions to operate the power tool. Power tools are dangerous in the hands of untrained users.
6. 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.
7. Keep cutting tools sharp and clean. Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control.
8. 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 those intended could result in a hazardous situation.

Battery tool use and care

1. Prevent unintentional starting. Ensure the switch is in the off-position before connecting to the battery pack, picking up, or carrying the power tool. Carrying the power tool with your finger on the switch or energizing power tool that has the switch on invites accidents.

2. Disconnect the battery pack from the power tool before making any adjustments, changing accessories, or storing the power tool. Such preventive safety measures reduce the risk of starting the power tool accidentally.

3. Recharge only with the charger specified by the manufacturer. A charger that is suitable for one type of battery pack may create a risk of fire when used with another battery pack.

4. Use only with specifically designated battery packs. The use of any other battery packs may create a risk of injury and fire.

5. When battery pack is not in use, keep it away from other metal objects, like paper clips, coins, keys, nails, screws, or other small metal objects, that can make a connection from one terminal to another. Shorting the battery terminals together may cause burns or a fire.

6. Under abusive conditions, liquid may be ejected from the battery; avoid contact.
   If contact accidentally occurs, flush with water. If liquid contacts the eyes, additionally seek medical help. Liquid ejected from the battery may cause irritation or burns.

7. Do not use a battery pack or power tool that is damaged or modified. Damaged or modified batteries may exhibit unpredictable behavior resulting in fire, explosion or risk of injury.

8. Do not expose a battery pack or power tool to fire or excessive temperature. Exposure to fire or temperature above 265°F may cause an explosion.

9. Follow all charging instructions and do not charge the battery pack or power tool outside of the temperature range specified in the instructions.
   Charging improperly or at temperatures outside of the specified range may damage the battery and increase the risk of fire.

10. Have servicing performed by a qualified repair person using only identical replacement parts. This will ensure that the safety of the product is maintained.

11. Do not modify or attempt to repair the power tool or the battery pack except as indicated in the instructions for use and care.

Service
Have your power tool serviced by a qualified repair person using only identical replacement parts.
This will ensure that the safety of the power tool is maintained.

Multi-function tool Safety Warnings

1. Hold power tools by insulated gripping surfaces when performing an operation where the cutting tool may contact hidden wiring.
   Contact with a “live” wire will make exposed metal parts of the tool “live” and shock the operator. Maintain labels and nameplates on the tool. These carry important safety information. If unreadable or missing, contact Harbor Freight Tools for a replacement.

2. Avoid unintentional starting. Prepare to begin work before turning on the tool.

3. Do not lay the tool down until it has come to a complete stop. Moving parts can grab the surface and pull the tool out of your control.

4. When using a handheld power tool, maintain a firm grip on the tool with both hands to resist starting torque.

5. Do not leave the tool unattended when the Battery Pack is connected. Turn off the tool, and remove the Battery Pack before leaving.

6. The battery Charger gets hot during use. The Charger’s heat can build up to unsafe levels and create a fire hazard if it does not receive adequate ventilation, due to an electrical fault, or if it is used in a hot environment.
   Do not place the Charger on a flammable surface.
   Do not obstruct any vents on the Charger.
   Especially avoid placing the charger on carpets and rugs; they are not only flammable, but they also obstruct vents under the charger.
   Place the Charger on a stable, solid, nonflammable surface (such as a stable metal workbench or concrete floor) at least 1 foot away from all flammable objects, such as drapes or walls. Keep a fire extinguisher and a smoke detector in the area. Frequently monitor the Charger and Battery Pack while charging.

7. This product is not a toy.
   Keep it out of reach of children.

8. People with pacemakers should consult their physician(s) before use. Electromagnetic fields in close proximity to heart pacemakers could cause pacemaker interference or pacemaker failure.

9. The warnings, precautions, and instructions discussed in this instruction manual cannot cover all possible conditions and situations that may occur. It must be understood by the operator that common sense and caution are factors that cannot be built into this product but must be supplied by the operator.

Lithium Battery Safety Warnings

LITHIUM BATTERIES STORE A LARGE AMOUNT OF ENERGY AND WILL VENT FIRE OR EXPLODE IF MISTREATED:

1. Keep the battery pack dry.

2. DO NOT DO ANY OF THE FOLLOWING TO THE BATTERY PACK.
   a. Open,
   b. Drop,
   c. Short-circuit,
   d. puncture,
   e. incinerate, or
   f. Expose to temperatures greater than 265°F.

3. Charge Battery Pack only according to its Charger’s instructions.

4. Inspect Battery Pack before every use; do not use or charge if damaged.

Vibration Safety

This tool vibrates during use. Repeated or long-term exposure to vibration may cause temporary or permanent physical injury, particularly to the hands, arms, and shoulders.
To reduce the risk of vibration-related injury:

1. Anyone using vibrating tools regularly or for an extended period should first be examined by a doctor and then have regular medical check-ups to ensure medical problems are not being caused or worsened from use. Pregnant women or people who have impaired blood circulation to the hand, past hand injuries, nervous system disorders, diabetes, or Raynaud’s Disease should not use this tool. If you feel any symptoms related to vibration (such as tingling, numbness, and white or blue fingers), seek medical advice as soon as possible.
2. Do not smoke during use. Nicotine reduces the blood supply to the hands and fingers, increasing the risk of vibration-related injury.
3. Wear suitable gloves to reduce the vibration effects on the user.
4. Use tools with the lowest vibration when there is a choice.
5. Include vibration-free periods each day of work.
6. Grip the tool as lightly as possible (while still keeping safe control of it). Let the tool do the work.
7. To reduce vibration, maintain the tool as explained in this manual. If any abnormal vibration occurs, stop use immediately.

SAVE THE INSTRUCTION

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. If damaged, have it repaired by a service facility before use. If the plug will not fit the outlet, have a proper outlet installed by a  qualified electrician.

Double insulated tools: tools with two-prong plugs

1. Tools marked “Double Insulated” do not require grounding. They have a special double insulation system that satisfies OSHA requirements and complies with the applicable standards of Underwriters Laboratories, Inc., the Canadian Standard Association, and the National Electrical Code.
2. Double insulated tools may be used in either of the 120-volt outlets shown in the preceding illustration. (See Outlets for the 2-prong plug.)

Extension cords
Note: Extension cords must not be used with this item’s Charger.

Symbology

safety goggles with side shields.
| Read the manual before set-up and/or use.
| WARNING marking concerning Risk of Fire.  Do not cover Charger ventilation ducts. Charge on the fireproof surface only.
| WARNING marking concerning Risk of Electric Shock. Properly connect Charger’s power cord to the appropriate outlet.
| WARNING marking concerning Risk of Explosion.  Do not puncture, short, or open battery packs, and do not charge damaged battery packs.

Specifications

Setup – Before use:

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before setting up or use of this product.
Note: For additional information regarding the parts listed on the following pages, refer to Parts List and Diagram on page 11.

Functions

Operating instructions

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before setting up or use of this product.

Tool Set up

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.
Attachment Installation

1. Use the Hex Wrench to remove the Cap Screw and Washer from the end of the Spindle.

2. Install the desired accessory by placing the accessory’s mounting holes against the fitting pins on the Spindle. See Figure B. fitting pins on the Spindle. See Figure B. CAUTION! When attaching the Scraper Blade, Wood Cutting Blade, or Half-Moon Cutting Blade, orient the accessory so that the blade faces AWAY from the handle to avoid injury. See Figure C.

3. Replace the Cap Screw and Washer while holding the accessory. Hold the Spindle with the wrench, then tighten securely using the Hex Wrench.
   CAUTION! Make sure that the accessory is held securely in place by the four fitting pins on the Spindle as you tighten the Cap Screw.
   NOTE: For sanding, first attach the Sanding Pad to the tool, then align a sheet of Sandpaper over the pad and press it into place. Once a Sandpaper corner becomes worn, turn it to 120° or replace the sheet with a new one.

Charging
Note: Battery must be charged before first use.

1. Place the Battery Pack on a dry fireproof surface in a room where the temperature is from 50–104° F. note: If recharging a newly spent Battery Pack, allow it to cool completely before charging.

2. Examine the Battery Pack. It must be undamaged, and a Li-ion type Battery Pack.
   Do not charge a cracked, open, or leaking Battery pack, or charge a non- recommended type of Battery pack.

3. The Battery Pack’s terminals are designed to fit this Charger specifically. If the Battery Pack does not fit the Charger properly, do not try to insert it.
   Do not force a Battery pack into the charger.

4. Plug the Power Supply into a grounded, 120VAC, 60Hz receptacle.

5. Connect the Power Supply to the Charger.

6. Slide the Battery Pack onto the Charger.
   Note: The Battery Pack’s capacity will increase somewhat during the first few charging cycles. A fully discharged Battery Pack will take about 3 hours to fully charge.  Recharging the Battery Pack for more than 3 hours can damage the battery cells.

7. While charging, the Battery Pack, Charger, and Power Supply may become warm to the touch.
   This is normal and does not indicate a problem.

8. When the Battery Pack is charged.
   Unplug the charger and disconnect it from the Battery Pack when finished.

9. Allow the Battery Pack to cool completely before using it.

10. Press the Battery Buttons to release Battery Pack from the Charger.

Workpiece and Work area Set up

1. 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.

2. Secure loose workpieces using a vise or clamps (not included) to prevent movement while working.

3. There must not be objects, such as utility lines, nearby that will present a hazard while working.

General Operating instructions

1. Make sure that the Trigger is in the off position, then attach the Battery Pack.
   Note: The Battery Pack fits into the Tool housing only one way. Match up the shape of the tool with the shape of the housing opening. The
   The battery Pack should slide easily into the housing.
   CAUTION! Do not force it into the Tool.

2. Hold the Tool with both hands and slide the Power Switch forward to activate.

3. Do not allow contact between Sandpaper, Scraper, or Blade and workpiece until the tool is at full speed.

4. Avoid contact with foreign objects such as metal screws and nails when sanding, scraping, or cutting.

5. Do not apply excessive pressure on the Tool. Allow the Tool to do the work.
   Note: Model 57646 comes with a Speed Control Knob that can be used to adjust the Tool’s speed.
   The Speed Control Knob can be set at six different speeds (1-6). “1″ is the lowest oscillation and “6’’ is the highest. Use high oscillation (5-6) for work with the Scraper  Blade.
   NOTE: Conduct a test run on a scrap workpiece to determine the correct speed for job.

6. When finished, slide the Power Switch to OFF. Allow the tool to stop completely before setting it down.

7. To prevent accidents, turn off the tool and remove its Battery Pack after use. Clean, then store the tool indoors out of children’s reach.

Maintenance and Servicing

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. If abnormal noise or vibration occurs, have the problem corrected before further use.

Cleaning, Maintenance, and Lubrication

1. BEFORE EACH USE inspect the general condition of the tool. Check for:
   • leaking, swollen, or cracked battery pack,
   • loose hardware,
   • misalignment or binding of moving parts,
   • cracked or broken parts, and
   • any other condition that may affect its safe operation.

2. AFTER USE, wipe the external surfaces of the tool with a clean cloth.

3. Li-Ion BATTERY MUST BE RECYCLED OR DISPOSED OF PROPERLY.
   Do not short, incinerate, or open the battery.

4. Disconnect battery pack and store battery pack, charger, and tool in a dry, indoor area out of reach of children and away from metal objects (i.e., paperclips, coins) to prevent shorting.

PLEASE READ THE FOLLOWING CAREFULLY

THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN THIS MANUAL AS A REFERENCE  TOOL ONLY. NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT, OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE  PRODUCT. IN FACT, THE MANUFACTURER AND/OR DISTRIBUTOR EXPRESSLY STATE THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD  BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS, AND NOT BY THE BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS  THERETO OR ARISING OUT OF HIS OR HER  INSTALLATION OF REPLACEMENT PARTS THERETO.

Parts List and Diagram

Part

| Description|

Qty

---|---|---
1| Battery Pack| 1
2| Connector for Battery Pack| 1
3| Speed Control Knob| 1
4| Cushion Blocking| 2
5| Right Housing| 1
6| Topping Screw ST2.9 x 16| 5
7| Motor| 1
8| Cushion Blocking| 2
9| Tapping Screw M3 x 12| 2
10| Scraper Blade| 1
11| Spindle| 1
12| Support| 1
13| Front Cover| 1
14| Tapping Screw ST4 x 16| 4
15| Bearing| 1
16| Paper Washer| 1
17| Tapping Screw M3 x 10| 2
18| Fixed Plate for Motor| 1
19| Slide| 1
20| Switch| 1
21| Left Housing| 1
22| Hex Key (Not shown)| 1
23| Sandpaper Sheets (Not shown)| 3
24| Woodcutting Blade (Not shown)| 1

Record the product’s Serial number Here:
Note: if the product has no serial number, record the 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 193175419293 when ordering parts.

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. We shall in no event be liable for death, injuries to persons or property, or for incidental, contingent, special or consequential damages arising from the use of our product. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation of exclusion may not apply to you. THIS WARRANTY IS  EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS.
To take advantage of this warranty, the product or part must be returned to us with transportation charges prepaid. Proof of purchase date and an explanation of the complaint must accompany the merchandise.

If our inspection verifies the defect, we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement. We will return repaired products at our expense, but if we determine there is no defect, or that the defect resulted from causes not within the scope of our warranty, then you must bear the cost of returning the product.
This warranty gives you specific legal rights and you may also have other rights which vary from state to state.

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