HERCULES HD035B 12V Variable Speed Polisher Sander Owner’s Manual

June 8, 2024
Hercules

HERCULES HD035B 12V Variable Speed Polisher Sander Owner’s Manual
HERCULES HD035B 12V Variable Speed Polisher Sander

IMPORTANT SAFETY INFORMATION

GENERAL POWER TOOL SAFETY WARNINGS

WARNING

Read all safety warnings, instructions, illustrations and specifications provided with this power tool.
Failure to follow all instructions listed below 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 mains-operated (corded) power tool or battery-operated (cordless) power too

Work Area Safety

  1. Keep 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 which may ignite the dust or fumes.

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

Electrical Safety

  1. Power tool plugs must match the outlet. Never modify the plug in any way.
    Do not use any adapter plugs with earthed (grounded) power tools. Unmodified plugs and matching outlets will reduce risk of electric shock.

  2. Avoid body contact with earthed or grounded surfaces such as pipes, radiators, ranges and refrigerators. There is an increased risk of electric shock if your body is earthed or grounded.

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

  4. 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.

  5. When operating a power tool outdoors, use an extension cord suitable for outdoor use. Use of a cord suitable for outdoor use reduces the risk of electric shock.

  6. If operating a power tool in a damp location is unavoidable, use a Ground Fault Circuit Interrupter (GFCI) protected supply.
    Use of a GFCI reduces 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 mask, non-skid safety shoes, hard hat, or hearing protection used for appropriate conditions will reduce personal injuries.

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

  4. Remove any adjusting key or wrench before turning the power tool on. A wrench or a 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. Use of dust collection can reduce dust‑related hazards.

  8. Do not let familiarity gained from frequent use of tools allow you to become complacent and ignore tool safety principles. A careless action can cause severe injury within a fraction of a second.

  9. 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.

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

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

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

  13. 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 which cannot be built into this product, but must be supplied by the operator.

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 switch does not turn it on and off. Any power tool that cannot be controlled with the switch is dangerous and must be repaired.

  3. Disconnect the plug from the power source and/or remove the battery pack, if detachable, 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. 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.

  5. Maintain power tools and accessories. 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.

  6. Keep cutting tools sharp and clean. Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control.

  7. 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.

  8. Keep handles and grasping surfaces dry, clean and free from oil and grease. Slippery handles and grasping surfaces do not allow for safe handling and control of the tool in unexpected situations.

Battery Tool Use and Care

  1. 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.

  2. Use power tools only with specifically designated battery packs. Use of any other battery packs may create a risk of injury and fire.

  3. 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.

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

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

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

  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 140°F may cause 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.

  12. 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.

Service

  1. 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.
  2. Never service damaged BATTERY packs. Service of BATTERY packs should only be performed by the manufacturer or authorized service providers.
  3. Maintain labels and nameplates on the tool.
    These carry important safety information.
    If unreadable or missing, contact Harbor Freight Tools for a replacement.

Lithium Battery Safety Warnings

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

  1. Keep Battery Pack dry.
  2. DO NOT DO ANY OF THE FOLLOWING TO THE BATTERY PACK:
    • Open
    • Drop
    • Short-circuit
    • Puncture
    • Incinerate
    • Expose to temperatures greater than 140°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.

Safety Warnings Common for Sanding or Polishing Operations

  1. This power tool is intended to function as a sander or polisher. Read all safety warnings, instructions, illustrations and specifications provided with this power tool.
    Failure to follow all instructions listed below may result in electric shock, fire and/or serious injury.

  2. Operations such as grinding, wire brushing, or cutting-off are not recommended to be performed with this power tool. Operations for which the power tool was not designed may create a hazard and cause personal injury.

  3. Do not use accessories which are not specifically designed and recommended by the tool manufacturer. Just because the accessory can be attached to your power tool, it does not assure safe operation.

  4. The rated speed of the accessory must be at least equal to the maximum speed marked on the power tool. Accessories running faster than their RATED SPEED can break and fly apart.

  5. The outside diameter and the thickness of your accessory must be within the capacity rating of your power tool. Incorrectly sized accessories cannot be adequately guarded or controlled.

  6. The arbor size of wheels, flanges, backing pads or any other accessory must properly fit the spindle of the power tool. Accessories with arbor holes that do not match the mounting hardware of the power tool will run out of balance, vibrate excessively and may cause loss of control.

  7. Do not use a damaged accessory. Before each use inspect the accessory such as abrasive wheels for chips and cracks, backing pad for cracks, tear or excess wear, wire brush for loose or cracked wires. If power tool or accessory is dropped, inspect for damage or install an undamaged accessory. After inspecting and installing an accessory, position yourself and bystanders away from the plane of the rotating accessory and run the power tool at maximum no-load speed for one minute. Damaged accessories will normally break apart during this test time.

  8. Wear personal protective equipment. Depending on application, use face shield, safety goggles or safety glasses. As appropriate, wear dust mask, hearing protectors, gloves and workshop apron capable of stopping small abrasive or workpiece fragments. The eye protection must be capable of stopping flying debris generated by various operations. The eye protection must be capable of stopping flying debris generated by various operations. The dust mask or respirator must be capable of filtering out particles generated by your operation. Prolonged exposure to high intensity noise may cause hearing loss.

  9. Keep bystanders a safe distance away from work area. Anyone entering the work area must wear personal protective equipment. Fragments of workpiece or of a broken accessory may fly away and cause injury beyond immediate area of operation.

  10. Hold power tool by insulated gripping surfaces only, when performing an operation where the accessory may contact hidden wiring or its own cord. An accessory contacting a ″live″ wire may make exposed metal parts of the power tool ″live″ and shock the operator.

  11. Never lay the power tool down until the accessory has come to a complete stop. The spinning accessory may grab the surface and pull the power tool out of your control.

  12. Do not run the power tool while carrying it at your side. Accidental contact with the spinning accessory could snag your clothing, pulling the accessory into your body.

  13. Regularly clean the power tool’s air vents.
    The motor’s fan will draw the dust inside the housing and excessive accumulation of powdered metal may cause electrical hazards.

  14. Do not operate the power tool near flammable materials. Sparks could ignite these materials.

  15. Do not use accessories that require liquid coolants. Using water or other liquid coolants may result in electrocution or shock.

  16.  Maintain labels and nameplates on the tool. These carry important safety information. If unreadable or missing, contact Harbor Freight Tools for a replacement.

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

  18. Do not depress the spindle lock when starting or during operation.

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

  20. Use clamps (not included) or other practical ways to secure and support the workpiece to a stable platform. Holding the work by hand or against your body is unstable and may lead to loss of control and personal injury.

  21. 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.

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

  23. People with pacemakers should consult their physician(s) before use. Electromagnetic fields in close proximity to heart pacemaker could cause pacemaker interference or pacemaker failure. In addition, people with pacemakers should:

    • Avoid operating alone.
    • Do not use with power switch locked on.
    • Properly maintain and inspect to avoid electrical shock.
    • Properly ground power cord. Ground Fault Circuit Interrupter (GFCI) should also be implemented
    • it prevents sustained electrical shock.
  24. 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 which cannot be built into this product, but must be supplied by the operator.

Kickback and Related Warnings

Kickback is a sudden reaction to a pinched or snagged rotating wheel, backing pad, brush or any other accessory. Pinching or snagging causes rapid stalling of the rotating accessory which in turn causes the uncontrolled power tool to be forced in the direction opposite of the accessory’s rotation at the point of the binding.

For example, if an abrasive wheel is snagged or pinched by the workpiece, the edge of the wheel that is entering into the pinch point can dig into the surface of the material causing the wheel to climb out or kick out. The wheel may either jump toward or away from the operator, depending on direction of the wheel’s movement at the point of pinching.
Abrasive wheels may also break under these conditions.

Kickback is the result of power tool misuse and/or incorrect operating procedures or conditions and can be avoided by taking proper precautions as given below.

  1. Maintain a firm grip on the power tool and position your body and arm to allow you to resist kickback forces. Always use auxiliary handle, if provided, for maximum control over kickback or torque reaction during start-up.
    The operator can control torque reactions or kickback forces, if proper precautions are taken.

  2. Never place your hand near the rotating accessory. Accessory may kickback over your hand.

  3. Do not position your body in the area where power tool will move if kickback occurs. Kickback will propel the tool in direction opposite to the wheel’s movement at the point of snagging.

  4. Use special care when working corners, sharp edges etc. Avoid bouncing and snagging the accessory. Corners, sharp edges or bouncing have a tendency to snag the rotating accessory and cause loss of control or kickback.

  5. Do not attach a saw chain woodcarving blade or toothed saw blade. Such blades create frequent kickback and loss of control.

Safety Warnings Specific for Sanding Operations

Do not use excessively oversized sanding disc paper. Follow manufacturer’s recommendations when selecting sanding paper. Larger sanding paper extending beyond the sanding pad presents a laceration hazard and may cause snagging, tearing of the disc or kickback

Safety Warnings Specific for Polishing Operations

Do not allow any loose portion of the polishing pad or its attachment strings to spin freely. Tuck away or trim any loose attachment strings. Loose and spinning attachment strings can entangle your fingers or snag on the workpiece. 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.

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 medical or physical 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 between different processes.
  5. Include vibration-free periods each day of work.
  6. Grip 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.

Warning IconSAVE THESE INSTRUCTIONS.

GROUNDING

Warning IconWARNING

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.

Extension Cords

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

Warning Symbols and Definitions

Warning IconThis 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.

Warning IconDANGER: Indicates a hazardous situation which, if not avoided, will result in death or serious injury

Warning IconWARNING: Indicates a hazardous situation which, if not avoided, could result in death or serious injury

Warning IconCAUTION: Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury

NOTICE: Addresses practices not related to personal injury.

SYMBOLOGY

| Volts
---|---
| Direct Current
| Amperes
n0 xxxx/min.| No Load Revolutions per Minute (RPM)
| WARNING marking concerning Risk of Eye Injury. Wear ANSI-approved safety goggles with side shields.
| Read the manual before set-up and/or use.
__| WARNING marking concerning Risk of Respiratory Injury. Wear NIOSH- approved breathing protection ratedfor the hazards in your work area.
__| WARNING marking concerning Risk of Fire. Do not cover Charger ventilation ducts.Charge on fireproof surface only.
__| WARNING marking concerning Risk of Explosion.Do not puncture, short, or openbattery packs and do not charge damaged battery packs.
__| WARNING marking concerning Risk of Electric Shock.Properly connect Charger’s powercord to appropriate outlet.

SPECIFICATIONS

Battery 57367 Hercules 12V Li-ion (sold separately)
Charger 56561 Hercules 12V Li-ion (sold separately)
No Load Speed 0 – 2800/min 0-8300/min
Spindle Thread 5/16″
Max. Accessory Diameter Polishing 3″ (76mm)Sanding 2″ (51 mm)

SETUP – BEFORE USE

Warning IconRead 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.

Charging

Charge battery pack after unpackaing and before using this tool. Follow instructions included with battery charger (battry pack and charger sold separately).

Functional Description

Functional Description

  1. Spindle Lock
  2. Spindle
  3. Trigger
  4. Trigger Lock
  5. Speed Switch

Assembly

Warning IconWARNING
TO PREVENT SERIOUS INJURY:

Do not operate this tool with one hand only or without the Auxiliary Handle properly installed.

Auxiliary Handle

  1. The Auxiliary Handle may be installed on either side of the Gear Housing.
  2. Screw the threaded end of the Auxiliary Handle into the selected position. Tighten securely before beginning work

OPERATING INSTRUCTIONS

Warning IconRead 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.

Warning IconWARNING
TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION:

“Make sure that the Power Switch/Trigger is in the off-position and remove its Battery Pack before performing any procedure in this section.

Backing Pad

Push Spindle Lock, then thread Polishing or Sanding Backing Pad into Spindle.

Operation INstruction

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 hazardous objects, such as utility lines or foreign objects, nearby that will present a hazard while working.

  4. You must use personal safety equipment including, but not limited to, ANSI-approved eye and hearing protection, as well as heavy-duty work gloves.

Polishing Instructions

Warning IconWARNING
TO PREVENT SERIOUS INJURY: Grip the tool firmly in both hands.

  1. Wash the work surface thoroughly, and make sure it is free of dust, dirt, oil, grease, etc.

  2. Place a Hook and Loop Polishing Pad securely onto the Backing Pad.

  3. Apply about two tablespoons of wax (not included) evenly on the clean Pad.
    NOTICE: Do not apply the wax directly to the surface of the vehicle. The amount of wax needed will vary according to the size of the vehicle being waxed.
    NOTICE: Only use slower speeds for polishing. Otherwise, damage may occur to the paint being polished. Harbor Freight Tools is not responsible for damage to the vehicle’s finish due to improper use of this tool.

  4. Set Speed Switch to 1.

  5. Make sure that the Trigger is in the off position, then connect the battery pack.
    WARNING! TO PREVENT SERIOUS INJURY: To prevent electric shock, keep electrical connections off ground.

  6. To start, position the unit on the area to be polished, grip the tool firmly with both hands and press the Trigger. Release the Trigger to stop.

  7. WARNING! TO PREVENT SERIOUS INJURY: Allow the tool to come to a complete stop before setting it down.

  8. Keep pressure off of the tool when operating. The Pad should LIGHTLY contact the polishing surface.
    NOTICE: To prevent damage to the Pad and vehicle finish, only apply the Pad flat against the surface.

  9. Apply the wax to all flat surfaces with broad, sweeping strokes in a crisscross pattern. Apply the wax evenly over the surface of the vehicle.

  10. Add additional wax to the Foam Pad as needed.
    To add additional wax:

    • a. Stop the tool and allow the tool to come to a complete stop.
    • b. Add a small amount of wax evenly over the pad surface.
    • c. Avoid using too much wax. For additional applications of wax to Pad, reduce the amount of wax. The Pad will not absorb as much wax in subsequent applications.
    • d. Resume operation.
      Note: The most common error when waxing/ polishing a vehicle is applying too much wax. If the Pad becomes saturated with wax, applying wax will be more difficult and will take longer. Applying too much wax may also reduce the life of the Pad.
      If the Pad continually comes off the Backing Pad during use, too much wax may have been applied.
  11. After the wax has been applied to the vehicle’s surface, turn off the tool.

  12. Remove the Pad from Backing Pad. Using the Pad, apply wax to any hard-to-reach areas of the vehicle such as around lights, door handles, under bumpers, etc.

  13. Allow sufficient time for the wax to dry.

  14. Place a clean Buffing Pad securely onto the Backing Pad.

  15. Start the tool and begin buffing off the dried wax.

  16. When as much wax as possible has been removed with the tool, turn off the tool. Remove the tool’s Battery Pack.

  17. Remove the Pad from Backing Pad. Using the Polishing Pad, remove the wax from all hard-to-reach areas of the vehicle.

  18. Clean, then store the tool indoors out of children’s reach.

SANDING INSTRUCTIONS

Warning IconWARNING
TO PREVENT SERIOUS INJURY: Grip the tool firmly in both hands

  1. Wipe the work surface clean of all dirt and debris, especially that of previous coarser sanding sessions, which will scratch the surface of a finer grit sanding session.

  2. Attach the desired twist and lock Sanding Disc (sold separately) onto the Backing Pad.

  3. Make sure that the Trigger is in the off position, then connect the battery pack.

  4. Set Speed Switch to 2.

  5. Press the Trigger to start the tool.

  6. Wait until the tool has reached full speed, then gently contact the surface.

  7. Keep heavy pressure off of the tool when operating.
    Allow the tool to do the work.

  8. Move the tool in a uniform pattern up and down or side to side while sanding to ensure even sanding.

  9. Periodically, stop the tool and check for disc wear. Replace worn sanding discs as needed.

  10. WARNING! SANDING DUST FROM SURFACE COATINGS CAN SELF-IGNITE. To prevent serious injury and death from fire, empty bag frequently (at least every 10 minutes) during use and immediately after use. Put dust in a metal can with an airtight lid, and remove dust from premises daily. Keep a fully charged class ABC fire extinguisher in the vicinity of the work area.

  11. TO PREVENT ACCIDENTS, AFTER USE: Turn off the tool.
    WARNING! TO PREVENT SERIOUS INJURY: Allow the tool to come to a complete stop before setting it down. Remove the tool’s Battery Pack. 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.

Warning IconWARNING
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 external surfaces of the tool with clean cloth.

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

  4. Periodically, wear ANSI-approved safety goggles and NIOSH-approved breathing protection and blow dust and grit out of the motor vents using dry compressed air.

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

Troubleshooting

Problem Possible Causes Likely Solutions
Tool will not start.
  1. Battery Pack not properly connected.
  2. Battery Pack not properly charged. __
  3. Battery Pack burnt-out.
  4. Internal damage or wear. (Carbon brushes or switch, for example.)

|

  1. Remove Battery Pack, make sure there are no 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.
  2. Make sure Charger is connected and operating properly. Give enough time for Battery Pack to recharge properly
  3. Dispose of old Battery Packproperly or recycle. Replace Battery Pack.
  4. Have technician service tool.

Tool operates slowly.|

  1. Excess pressure applied to workpiece.
  2. Battery Pack power low.
  3. Battery Pack burnt-out.

|

  1. Decrease pressure, allow tool to do the work.
  2. Recharge Battery Pack.
  3. Dispose of old Battery Packproperly or recycle. Replace Battery Pack.

Performance decreases over time.|

  1. Carbon brushes worn or damaged.
  2. Battery Pack wearing out.

|

  1. Have qualified technician replace brushes.
  2. attery Pack capacity will gradually decrease through use. If symptoms are severe, recycle old Battery Pack (or dispose of properly) and replace it.

Excessive noiseor rattling.| Internal damage or wear.(Carbon brushes or bearings, for example.)| Have technician service tool.
Overheating.|

  1. Forcing tool to work too fast.
  2. Blocked motor housing vents.

|

  1. Allow tool to work at its own rate.
  2. Wear ANSI-approved safety goggles and NIOSH-approved dust mask/ respirator while blowing dust out of motor using compressed air.

Tool does not sand effectively.|

  1. Accessory loose.
  2. Accessory damaged, worn or wrong type for the material.

|

  1. Confirm accessory spindle is correct.
  2. Check condition and type of disc accessory.Use only proper type of accessory in good condition.

Warning IconFollow all safety precautions whenever diagnosing or servicing the tool.  Disconnect power supply before service.

Record Product’s Serial Number Here:____
Note: If product has no serial number, record month and year of purchase instead.
Note: Replacement parts may be available for this item.
Visit harborfreight.com/part s for a list of in stock parts. Reference UPC 193175501622.

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.

Visit our website at: http://www.harborfreight.com
Email our technical support at: productsupport@harborfreight.com
For technical questions, please call 1-888-866-5797

26677 Agoura Road

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