Hardell 4-Inch Cordless Chainsaw

User Manual

Thank you for purchasing the Hardell cordless chainsaw. To ensure proper operation and to avoid unnecessary trouble, please read over this manual before use.

Warranty Information

? 1-Year Warranty

Hardell provides a 1-year hassle-free warranty for this item, which remains valid even after Amazon's 30-day return window closes.

Activate Your Warranty: Please email us at hardell.service@gmail.com. Use the subject line: "Chainsaw Warranty Extension". In the email content, please provide your Amazon Order Number (check your Amazon account for this). We will reply to your activation request within 24 hours.

Customer Questions & Answers

Q1: How to oil the chain?
A1: It is recommended to oil the chain before/after each use. Add a few drops and run the chainsaw at idle to distribute the oil evenly. Any oil works if you run out. Keep the chain lubricated for optimal performance.
Q2: How do you know when charging is complete?
A2: The Red light signals charging status; the Green light signals charging completion.
Q3: How to know battery capacity indicator?
A3: 3 Green LED indicators show the power left as 30%-60%-100%. Only 1 Green LED prompts you to charge.
Q4: Where can I get a charger/battery?
A4: If there are any quality issues during the warranty period, Hardell will provide a full refund or a new replacement. Please contact us via brand email (hardell.service@gmail.com) or Amazon message - click 'seller' - 'ask a question'.
Q5: How long does the battery last and how long does it take to fully charge it?
A5: It depends on the usage scenario and working time. In general, one battery can last about 30 minutes under continuous use. It takes about 1.5 hours to fully charge it when the battery is completely dead.
Q6: How to get a replacement chain?
A6: The chain is usually universal. Check the size of your chainsaw chain and purchase a chain of the appropriate size from a hardware store or online retailer.

Important Specifications

Important Notes:

  • Keep work area clean and well lit. Cluttered or dark areas invite accidents.
  • 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 dust or fumes.
SpecificationDetails
ModelADS-LJYS-4A
Cutting Diameter4 inch (10cm)
Chain Speed7m/s
MaterialABS & Steel
Cutting CapacityAbout 35PCS 10CM wood per battery
Charging Time2h per battery
Item Weight2.6kg
Voltage16.8 Volts
Motor TypeCopper wire motor
Battery Capacity2*2.0 Ah Li-ion
Power2000MAH
No-load Running TimeAbout 30min per battery
Speed5000r/min
Dimensions32.5×22×8.2cm

Package Content

  • 1× Mini Chainsaw
  • 2× 2.0Ah Batteries
  • 2× 4-Inch Chain (One has been installed)
  • 1× 4-Inch Guide Plate
  • 1× 6-Inch Chain
  • 1× 6-Inch Guide Plate
  • 1× Fast Charger
  • 1× Screwdriver
  • 1× Oil Bottle
  • 1× Non-slip gloves
  • 1× User Manual
  • 1× Carrying storage

Advantages

  1. High power pure copper motor, very strong power, cutting efficiency is fast. With a chain speed of 7m/s and a 4-inch guide, it can cut logs up to 5 inches in diameter in about 8 seconds.
  2. Ergonomic pattern and bump design at the handle, providing a better anti-slip grip to improve cutting stability and experience.

Intended Use

This power tool is intended for household use. It is suitable for cutting branches, slats, hard and soft wood, and for straight cuts.

Parts Identification

The cordless chainsaw features the following components:

  • 1. High quality chain
  • 2. Safety bezel
  • 3. Lock Button
  • 4. Comfortable handle
  • 5. Battery Indicator
  • 6. Switch button

Note the Chain Direction

For your safety, make sure the chain is installed in the correct direction before use. The cutting teeth should face forward. An incorrectly installed chain is shown with teeth facing backward [❌].

How to Replace the Chain

  1. Step 1: Remove the knob counterclockwise.
  2. Step 2: Remove the guide cover, guide plate, and chain.
  3. Step 3: Use the provided screwdriver to turn the screw forward so that it aligns with the guide plate hole.
  4. Step 4: Align the corresponding hole position of the guide plate with the installed chain to the machine.
  5. Step 5: Install the guide cover back, and adjust the knob to tighten the chain with the provided screwdriver. The tightness of the chain should be left at 1-3mm.

How to Start the Mini Chainsaw

  1. Step 1: Press the unlock button.
  2. Step 2: Press the start button.

How to Install the Battery

Slide the battery pack into the designated slot until it clicks securely into place.

Safety Warnings

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 mains-operated (corded) power tool or battery-operated (cordless) power tool.

Work Area Safety

  • Keep work area clean and well lit. Cluttered or dark areas invite accidents.
  • 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 dust or fumes.
  • Keep children and bystanders away while operating a power tool. Distractions can cause you to lose control.

Electrical Safety

  • 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 the risk of electric shock.
  • 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.
  • Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the risk of electric shock.
  • Do not abuse the cord. Never use the cord for carrying, pulling, or unplugging the power tool. Keep the cord away from heat, oil, sharp edges, and moving parts. Damaged or entangled cords increase the risk of electric shock.
  • 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.
  • If operating a power tool in a damp location is unavoidable, use a residual current device (RCD) protected supply. Use of an RCD reduces the risk of electric shock.

Personal Safety

  • 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.
  • Use personal protective equipment. Always wear eye protection. Protective equipment such as a dust mask, non-skid safety shoes, hard hat, or hearing protection used for appropriate conditions will reduce personal injuries.
  • Prevent unintentional starting. Ensure the switch is in the off-position before connecting to a power source and/or battery pack, picking up, or carrying the tool. Carrying power tools with your finger on the switch or energy power tools that have the switch on invites accidents.
  • 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.
  • Do not overreach. Keep proper footing and balance at all times. This enables better control of the power tool in unexpected situations.
  • 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.
  • 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.

Power Tool Use and Care

  • 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.
  • 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.
  • Disconnect the plug from the power source and/or 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.
  • 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.
  • 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.
  • Keep cutting tools sharp and clean. Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control.

Battery Tool Use and Care

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

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.

Safety Warnings for All-Purpose Saws

  • Hold power tool by insulated gripping surfaces when performing an operation where the cutting accessory may contact hidden wiring. Cutting accessory contacting a "live" wire may make exposed metal parts of the power tool "live" and could give the operator an electric shock.
  • Keep hands away from the sawing range. Do not reach under the workpiece. Contact with the saw blade can lead to injuries.
  • Apply the machine to the workpiece only when switched on. Otherwise, there is danger of kickback when the cutting tool jams in the workpiece.
  • When sawing, the base plate must always face against the workpiece. The saw blade can become wedged and lead to loss of control over the machine.
  • When the cut is completed, switch off the machine and then pull the saw blade out of the cut only after it has come to a standstill. In this manner, you can avoid kickback and can place down the machine securely.
  • Use only undamaged saw blades that are in perfect condition. Bent or dull saw blades can break, negatively influence the cut, or lead to kickback.
  • Use appropriate detectors to determine if utility lines are hidden in the work area or call the local utility company for assistance. Contact with electric lines can lead to fire and electric shock. Damaging a gas line can lead to explosion. Penetrating a water line causes property damage.
  • Provide for good footing at all times when operating the power tool, especially when using it on steps or ladders. Slippery or unstable surfaces can cause you to lose your balance or control over the power tool.
  • When working with the machine, always hold it firmly with both hands and provide for a secure stance. The power tool is guided more securely with both hands.
  • The chain of the saw blade can rip if subjected to excessive strain. In this case, change the tool/saw blade.
  • Secure the workpiece. A workpiece clamped with clamping devices or in a vice is held more securely than by hand.
  • Always wait until the machine has come to a complete stop before placing it down. The tool insert can jam and lead to loss of control over the power tool.
  • Do not open the battery. Danger of short-circuiting. Protect the battery against heat, e.g., against continuous intense sunlight, fire, water, and moisture. Danger of explosion.
  • In case of damage and improper use of the battery, vapors may be emitted. Ventilate the area and seek medical help in case of complaints. The vapors can imitate the respiratory system.
  • Use the battery only in conjunction with your Hardell power tool. This measure alone protects the battery against dangerous overload.
  • The battery can be damaged by pointed objects such as nails or screwdrivers or by force applied externally. An internal short circuit can occur, and the battery can burn, smoke, explode, or overheat.

Troubleshooting

ProblemsSolutions
The device cannot startCharge the battery
Check the connection of battery
The electric chain saw runs intermittentlyCheck the internal connection
The battery is low, please charge it in time
The cutting effect is poorThe chain is blunt, please replace or clean the chain in time
The battery cannot be chargedCheck whether the battery is correctly placed in the charger
Replace the battery or charger

After-Sales Service & Application

Our service team will gladly answer questions concerning our products and their accessories.

E-Mail: hardell.service@gmail.com

Website: www.amazon.com/hardell

Thanks for choosing HARDELL

Certifications: RoHS, FC, CE

Made in China

Models: ADS-LJYS-4A Cordless Chainsaw, ADS-LJYS-4A, Cordless Chainsaw, Chainsaw

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