DEWALT DGN845 Gas Actuated Nailer Instruction Manual

September 19, 2024
Dewalt

DEWALT DGN845 Gas Actuated Nailer

Specifications:

  • Model: DGN845
  • Components: Trigger, Depth adjustment switch, Utility hook, Contact trip release button, Contact trip, Maintenance indicator light, Battery pack, Battery release button, Magazine, Magazine support leg, Magazine release lever, Pusher latch, Fuel cell door, Tool ConnectTM (optional accessory)
  • Intended Use: Gas nailer

Product Usage Instructions

Safety Precautions:
Read and understand all safety warnings and instructions provided in the manual. Do not use the gas nailer if you are fatigued, under the influence of alcohol, medication, or drugs. Only use approved fuel cells, charging devices, batteries, and pins provided by the manufacturer.

Operation:

  1. Ensure the gas nailer is loaded with the correct fuel cell and pins.
  2. Adjust the depth using the depth adjustment switch as needed for your application.
  3. Press the trigger to drive the nail into the base material.
  4. Maintain the gas nailer regularly as indicated by the maintenance indicator light.

Maintenance:
Regularly check and clean the gas nailer to ensure proper functioning. Replace any worn-out parts or components according to the manufacturer’s instructions.

Storage and Handling:
Store the gas nailer in a dry and secure place away from children and unauthorized users. Avoid dropping or mishandling the nailer to prevent damage.

Frequently Asked Questions (FAQ):

  • Q: Can I use third-party fuel cells with this gas nailer?
    A: It is recommended to only use fuel cells, charging devices,= and pins provided by the manufacturer to ensure safety and proper functionality of the device.

  • Q: How often should I replace the fuel cell?
    A: Follow the maintenance schedule outlined in the manual and replace the fuel cell when indicated by the maintenance indicator light.

Instruction Manual Guide

DGN845
Trak‑It® C6 Gas Actuated Nailer

If you have questions or comments, contact us.

www.DEWALT.com

1‑800‑4‑DEWALT

WARNING: Read all safety warnings, instructions, illustrations, and specifications in this manual, including the battery and charger sections provided in an original tool manual or the separate Batteries and Chargers manual.
Manuals can be obtained by contacting Customer Service as described elsewhere in this manual. Failure to follow the warnings and instructions may result in electric shock, fire and/or serious injury.

Definitions: Safety Alert Symbols and Words
This instruction manual uses the following safety alert symbols and words to alert you to hazardous situations and your risk of personal injury or property damage.

  • DANGER: Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.
  •  WARNING: Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.
  • CAUTION: Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury.
  • Used without word) Indicates a safety related message.
    NOTICE : Indicates a practice not related to personal injury which, if not avoided, may result in property damage.

Intended Use

The gas nailer has to be used in accordance with the specifications of this instruction manual. Gas nailers are not “toys” and require prudent, responsible and careful handling. Users must not be under the in fluence of fatigue, alcohol, medication or drugs.

Suitable materials to use as a base, for example:

  • Concrete Masonry Unit (CMU)
  • Concrete
  • Steel

Materials that are unsuitable and should not be used as a base, for example:

  • Materials that are too soft or too thin
  • Materials that are too brittle, such as glass or ceramic
  • Materials that are too hard, such as hardened steel
  • Hollow block masonry
  • Cast iron, plastic, marble, gypsum plasterboards Misapplications, misuse, or “fooling around” may cause death and serious property damage. This particularly includes:
  • The overriding of safety mechanisms
  • Misusing the device as a “firearm“
  • Misusing the device as a hammer or similar tool

Only use those fuel cells, charging devices and batteries made by the manufacturer of the gas nailer, and only use pins approved by the manufacturer. Other applications and uses as well as modifications to the device, additions to the device or conversions as well as maintenance operations and repairs performed by yourself can impair the safety, reliability and proper functioning of the device to a SIGNIFICANT extent and void any warranty claims.
Your cordless finish nailer is a professional power tool.

  • DO NOT use under wet conditions or in presence of flammable liquids or gases.
  • DO NOT let children come into contact with the tool. Supervision is required when inexperienced operators use this tool.

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 tool.

  1. 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 the 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 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. d ) 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 ) 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 ground fault circuit interrupter (GFCI) protected supply. Use of a GFCI 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 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.
  • 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. e ) 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.
  • 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.

 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 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.

  • 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 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.

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

  • 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.

  • 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

  • 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 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.

  • Do not use a battery pack or tool that is damaged or modified. Damaged or modified batteries may exhibit unpredictable behavior resulting in fire, explosion or risk of injury. f ) Do not expose a battery pack or tool to fire or excessive temperature. Exposure to fire or temperature above 265 °F (130 °C) may cause explosion.

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

 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.
  • Never service damaged battery packs. Service of battery packs should only be performed by the manufacturer or authorized service providers.

GENERAL SAFETY INSTRUCTIONS

WARNING: Please read instructions and warnings for this tool carefully before use. Failure to do so could lead to serious injury.
EMPLOYERS, TOOL OWNERS AND TOOL OPERATORS ARE RESPONSIBLE FOR THE SAFE USE OF THIS TOOL AND COMPLIANCE WITH ALL WARNINGS AND INSTRUCTIONS.

SAVE ALL WARNINGS AND INSTRUCTIONS FOR FUTURE REFERENCE

At a Minimum, Employers, Tool Owners and Tool Operators Must:

  1. Ensure that the manufacturer’s tool operating/safety instructions, warnings, and labels are available to all tool operators and users. Do not use tool with missing or damaged safety warning label(s).
  2. Train tool operators and users in the safe use of the tool as described in the tool operating/safety instructions, warnings and labels.
  3. Allow only persons who have read and understood the tool operating/safety instructions, warnings and labels to operate the tool.
  4. Allow tool use only when tool operator and all other personnel in work area are wearing appropriate eye protection equipment, and when required, other appropriate personal protective equipment, such as, head, hearing and foot protection equipment. Provide information about the safe duration of use and appropriate working positions.

Avoid Explosion Hazard
Do not operate the tool in explosive atmospheres, such as in the presence of flammable liquids, gases or combustible dust.

General Safety Rules

  1. When using the tool, be aware that the fastener could deflect and cause injury.
  2. Keep fingers away from trigger when not operating this tool and when moving from one operating position to another.
  3. Keep all body parts such as hands and legs etc. away from firing direction and ensure fastener cannot penetrate the workpiece into parts of the body.
  4. Read and understand the safety instructions before connecting, disconnecting, loading, operating, maintaining, changing accessories on, or working near the tool. Failure to do so can result in serious bodily injury.
  5. Place the nail discharge outlet of the tool on the work surface properly when operating. Failure to place the discharge outlet in a proper manner can result in fasteners shooting away from the work surface and is extremely dangerous.
  6. Hold the tool with a firm grasp and be prepared to manage recoil.
  7. Only technically skilled operators who have been trained in the proper use of the tool should use the tool.
  8. Do not modify tool. Modifications may reduce the effectiveness of safety measures and increase the risks to the operator and/or bystander.
  9. When operating a tool intended to be used on hard surfaces such as steel and concrete, put additional downforce required to operate the tool and prevent slipping.
  10. Do not use a tool if the tool has been damaged or is not in proper working order. Tag and physically segregate tool to prevent use.
  11. Be careful when handling fasteners, especially when loading and unloading, as the fasteners have sharp points which could cause injury.
  12. Always check the tool before use for broken, misconnected or worn parts.
  13. Do not overreach. Only use in a safe working place. Keep proper footing and balance at all times.
  14.  Keep bystanders and children away (when working in an area where there is a likelihood of through traffic of people). Clearly mark off your operating area.
  15. Never point the tool at yourself or others. Serious accidents may be caused when misfiring. Be sure the discharge outlet is not pointed toward people when connecting, loading and unloading the fasteners or similar operations.
  16.  Do not rest your finger on the trigger when picking up the tool, moving between operating areas and positions or walking, as resting finger on trigger can lead to inadvertent operation. For tools with selective actuation, always check the tool before use to ascertain the correct mode is selected.
  17. Only wear gloves that provide adequate feel and safe control of triggers and any adjusting devices.
  18. When not in use remove battery plus fuel cell.
  19. Always refer to tool maintenance instructions for detailed information on proper maintenance of the tool. Only qualified personnel shall repair the tool using parts supplied or recommended by DEWALT or parts that perform equivalently.
  20. Before operating, inspect tool to confirm:
    • Use of proper power source.
    • That tool is in proper working order.
    • What actuation system is on tool and how it operates.
    • No misalignment or binding of moving parts.
    • All conditions necessary for proper and safe tool operation.
    • All screws and bolts are tight and properly installed prior to operating the tool. Loose or improperly installed screws or bolts cause accidents and tool damage when the tool is put into operation.
    • Check the operation of the contact trip frequently. Do not use the tool not working correctly as accidental driving of a fastener may result. Do not interfere with the proper operation of the contact arm.
  21. Do not remove, tamper with, or otherwise cause tool operating controls to become inoperable (e.g., trigger, contact arm).
  22. Do not operate tool if any portion that is related to the tool operating controls (e.g., trigger, contact trip) is inoperable, disconnected, altered or not working properly.
  23. Always assume that the tool contains fasteners. Do not actuate tool unless tool is placed firmly against the workpiece.
  24. Respect the tool as a working implement.
  25. Do not engage in horseplay.
  26. Stay alert, focus on your work and use common sense when working with tools.
  27. Do not use tool while tired, after having consumed drugs or alcohol, or while under the influence of medication.
  28. Do not drive fasteners on top of other fasteners. It may cause deflection of fasteners which could cause injury.
  29. After driving a fastener, tool may spring back (“recoil”) causing it to move away from the work surface. To reduce risk of injury always manage recoil by:
    • Always maintaining control of tool.
    • Allowing recoil to move tool away from work surface.
    • Not resisting recoil such that tool will be forced back into the work surface. In standard “Contact Actuation Mode,” if contact trip is allowed to re‑contact work surface before the trigger is released, an unintended discharge of a fastener will occur. In that scenario, Contact Actuation with an Anti‑Double Fire Mechanism and Single Actuation is designed to prevent the release of an unintended discharge of a fastener.
    • Keeping face and body parts away from tool.
  30. When working close to an edge of a work surface or at steep angles use care to minimize chipping, splitting or splintering, or free flight or ricochet of fasteners, which may cause injury.
  31. Do not load the tool with fasteners when any one of the operating controls (e.g., trigger, contact trip) is activated.
  32. When fastening roofs or similar slanted surface, start fastening at the lower part and gradually work your way up. Fastening backward is dangerous as you may lose your foot place. Never actuate the tool into free space. This will avoid any hazard caused by free-flying fasteners and excessive strain of the tool.
  33. Do not use the tool as a hammer.
  34. The tool must be used only for the purpose it was designed. 35 . Keep the tool in a dry place out of reach of children when not in use.
  35. After using the tool, remove battery and fuel cell then place the tool safely in a lateral position. The tool must not be placed horizontally for storage.
  36. Do not use this tool for fastening electrical cables. It is not designed for electric cable installation and may damage the insulation of electric cables thereby causing electric shock or fire hazards.
    Foreseeable hazards and warnings in the general use of the tool are described below. Assess the specific risks that may be presented as a result of each use.

Projectile Hazards

  1. Remove battery plus fuel cell when:
    • Not in use;
    • Performing any maintenance or repairs;
    • Clearing a jam;
    • Elevating, lowering or otherwise moving the tool to a new location;
    • Tool is outside of the operator’ s supervision or control;
    • Making adjustments;
    • Removing fasteners from the magazine; or
    • Changing/replacing accessories.
  2. During operation be careful that fasteners penetrate material correctly and cannot be deflected /misfired towards operator and /or any bystanders.
  3. During operation, debris from workpiece and fastening/collation system may be discharged. Take caution of these debris.
  4. Always wear ANSI Z87+ eye protection with side shields during operation of the tool.
  5. The risks to others shall be assessed by the operator.
  6. Be careful with tools without contact trip as they can be fired unintentionally and injure operator and/or bystander.
  7. Ensure tool is always safely engaged on the workpiece and cannot slip.

Operating Hazards

  1. Hold the tool correctly: be ready to counteract normal or sudden movements such as recoil.
  2. Maintain a balanced body position and secure footing.
  3. Appropriate safety glasses shall be used and appropriate gloves and protective clothing are recommended.
  4. Dust masks, hearing protection, hard hats, safety shoes or other personal protective equipment shall be required in some work environments. Employers, tool owners and operators must enforce use of appropriate personal protective equipment for all personnel in a specific work environment.
  5. Only use the correct battery and fuel cell for tool.

Repetitive Motions Hazards

  1. When using a tool for long periods, the operator may experience discomfort in the hands, arms, shoulders, neck, or other parts of the body.
  2. While using a tool, the operator should adopt a suitable but ergonomic posture. Maintain secure footing and avoid awkward or off‑balanced postures.
  3. If the operator experiences symptoms such as persistent or recurring discomfort, pain, throbbing, aching, tingling, numbness, burning sensation, or stiffness, do not ignore these warning signs. The operator should consult a qualified health professional regarding overall activities.
  4. Any risk assessment should focus on muscular-skeletal disorders and is preferentially based on the assumption that decreasing fatigue during work is effective in reducing disorders.

Accessory and Consumable Hazards

  1. Use only fasteners and accessories made or recommended by DEWALT.
  2. Disconnect the energy supply to the tool, such as air or gas or battery as applicable, before changing/replacing accessories such as workpiece contact, or making any adjustments.

Workplace Hazards

  1. Slips, trips and falls can be the causes of injuries in the workplace. Watch out for slippery surfaces, a fall can lead to unintentional operation of the nailer.
  2. Proceed with additional care in unfamiliar surroundings. Hidden hazards may exist, such as electricity or other utility lines.
  3. The tool is not intended for use in potentially explosive atmospheres and is not insulated from coming into contact with electric power.
  4. Use extra caution when driving fasteners into existing walls or other blind areas to prevent contact with hidden objects or persons on other side (e.g., electrical cables, gas pipes).

Dust And Exhaust Hazards

  1. If the tool is used in an area where there is static dust, it may disturb the dust and cause a hazard. Risk assessment should include dust created by the use of the tool and the potential for disturbing existing dust.
  2. Direct the exhaust so as to minimize disturbance of dust in a dust filled environment.
  3. Where dust or exhaust hazards are created, the priority shall be to control them by changing the tool exhaust direction.

Noise Hazards

  1. Unprotected exposure to high noise levels can cause permanent, disabling, hearing loss and other problems such as tinnitus (ringing, buzzing, whistling or humming in the ears). Risk assessment and implementation of appropriate controls for these hazards are essential.
  2. Appropriate controls to reduce the risk may include actions such as damping materials to prevent workpieces from “ringing”.
  3. Use appropriate hearing protection.
  4. Operate and maintain the tool as recommended in the Safety/Operating Instructions Section, to prevent an unnecessary increase in noise levels.

Vibration Hazards

  1. Information to conduct a risk assessment of these hazards and implementation of appropriate controls is essential.
  2. Exposure to vibration can cause disabling damage to the nerves and blood supply of the hands and arms.
  3. Wear warm clothing when working in cold conditions, keep your hands warm and dry.
  4. If you experience numbness, tingling, pain or whitening of the skin in your fingers or hands, seek medical advice from a qualified occupational health professional regarding overall activities.
  5. Operate and maintain the tool as recommended in these instructions, to prevent an unnecessary increase in vibration levels.
  6. Hold the tool with a light, but safe, grip because the risk from vibration is generally greater when the grip force is higher.
  7. If an operator is exposed to tool vibration for a long period of time, they may be in danger of repetitive strain injuries.

Additional Safety Instructions for Gas Tools

  1. Gas tools shall only be used with recommended fuel cells.
  2. Be careful when using gas tools, as the tool can become hot, affecting grip and control.
  3. Gas tools should only be used in ventilated spaces.
  4. In the case that liquid combustible gas comes into contact with human skin, injuries may occur.
  5. Ensure combustible materials are not exposed to hot exhaust gases.
  6. Do not use gas tools in explosive areas as the sparks generated in the tool may cause fire or explosion.
  7. For gas tools, a small release of gas might be generated by regular operations.

Cautions for Fuel Cells

  1. Handle fuel cell carefully and check for damages. Damaged fuel cell can explode and cause injury.
  2. Read and follow the instructions printed on the fuel cell.
  3. Do not expose the fuel cell to the direct sunshine.
  4. Do not place the fuel cell in a vehicle or a trunk where the temperature could rise. It could explode. A used empty fuel cell still contains a combustible propellant gas, which could swell and explode a container into pieces.
  5. The fuel cell contains the pressurized combustible gas. If it is exposed to the temperature higher than 104 °F (40 °C), the gas could leak from it or burst, resulting in a fire.
  6. Do not breathe in the gas.
  7. Do not remove the rubber plug from the bottom of the fuel cell except at disposal.
  8. Do not make a hole in the fuel cell by driving a nail with a hammer.

Danger of explosion:

  • Observe the instructions printed on the fuel cell and in the fuel cell safety instructions.
  • Only store the fuel cell in well‑ventilated rooms. The recommended storage temperature is 41 °F–77 °F (5 °C–25 °C). The storage temperature should not exceed 104 °F (40 °C).
  • Follow regional standards for fire, explosion protection, transportation, and risk management.
  • Do not expose the fuel cell to high temperatures, for example the direct sunlight.
  • Never refill an empty fuel cell.
  • Never open or damage an empty or full fuel cell, throw it into a fire or smoke in the vicinity.
  • Do not operate the gas can valve manually.

Dangers to persons:

  • Escaping gas can cause injury to the eyes and skin.
  • Empty fuel cells can still contain gases, which could cause drowsiness, dizziness and nausea if inhaled.

Protective Equipment
Loose clothes, jewelry, falling objects, noise and similar hazards may present a danger to persons. Persons that will be using the device and have to reside in the vicinity of the device, must wear suitable personal safety equipment:
Safety helmet: protects the head against falling objects.

Safety ANSI Z87+ goggles: protects the eyes against flying objects, such as splinters and dust.
Hearing protection: protects the ears against excessive noise.
Safety footwear: Protects your feet against sharp objects on the ground and falling objects.

Device and Operational Safety
Fuel cells, charger, and batteries can cause hazards. Observe the safety instructions, see Cautions for Fuel Cells and the battery and charger manual.

Danger of explosion:

  • When the barrel is pressed against a surface, the motor directs an explosive gas into the combustion chamber. If the trigger is not actuated, another press causes the explosive gas to escape.
  • Only use the gas nailer outdoors or in well ventilated areas.
  • Never use the gas nailer in the vicinity of fires or highly flammable materials/liquids (thinner, paints/varnishes, gasoline).
  • Never smoke while using the device.

Additional hazards for people:

  • Prevent the gas nailer and fuel cells from being accessed by unauthorized persons and children.
  • Only use the gas nailer if it is in good working condition and has been properly maintained.
  • When the device is not in use, the workplace is being changed, during transportation, in storage, in case of jams and during maintenance: Keep your finger away from the trigger and remove the battery as well as fuel cell.
  • Slippery handles may lead to loss of control: Keep the handle dry, clean and free from oil and grease.
  • There is a recoil when the nail is fired. Do not hold your head directly above the gas nailer during operation and start with low penetration depth.
  • Ensure that you stand securely and can hold your balance, especially on platforms as well as elevated and/or slanted, uneven or slippery workplaces.
  • The gas nailers may not be used to close boxes or crates.
  • The gas nailer may not be used to fit transport locks to vehicles and wagons.

Nails can break into multiple parts after firing and thus cause serious injuries:

  • When materials are penetrated that are too soft, thin or too hard or if the depth is set too high,
  • If nails hit other nails after entering.
  • Keep at least a distance of 2″ (5 cm) to edges and corners.
  • You may not use the gas nailer when people are located on the other side.
  • Always position the gas nailer at a 90 ° angle to the surface.

Protection of persons:

  • Do not hold the handgrip with excessive force.
  • Take a work break when feeling numb, extremely warm or cold or a tingling sensation in your fingers/arms. Consult a doctor if this phenomenon repeats.

Property damage:

  • Do not use the gas nailer in the rain or a very humid environment.
  • Only use the gas nailer in well‑ventilated areas or outdoors with temperatures ranging from 14 °F (‑10 °C) to 104 °F (40 °C).
  • Do not use the gas nailer with an empty magazine.
  • Only store the gas nailer in dry and frost protected rooms.

Immediately stop working:
In case of unusual noises, such as uneven fan noise,

  • In case of a strong smell/odour generation (unburned gases),
  • In case extreme heat is suddenly being generated,
  • If screws or other parts have become loose or fallen off the device.

SAFETY NOTES
Please read the safety information carefully in order to ensure safe and proper operation of the device. Retain the operating instructions until the product is disposed of.

Additional Safety Information

WARNING: Never modify the power tool or any part of it. Damage or personal injury could result.

WARNING: ALWAYS
use safety glasses. Everyday eyeglasses are NOT safety glasses. Also use face or dust  mask if cutting operation is dusty. ALWAYS WEAR CERTIFIED SAFETY EQUIPMENT:

  • ANSI Z87.1+ eye protection (CAN/CSA Z94.3),
  • ANSI S12.6 (S3.19) hearing protection,
  • NIOSH/OSHA/MSHA respiratory protection.

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. Some examples of these chemicals are:

  • Lead from lead‑based paints,
  • Crystalline silica from bricks and cement and other masonry products, and
  • Arsenic and chromium from chemically treated lumber. Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure to these chemicals: work in a well-ventilated area, and work with approved safety equipment, such as those dust masks that are specially designed to filter out microscopic particles.
  • Wear protective clothing and wash exposed areas with soap and water. Allowing dust to get into your mouth, eyes, or lay on the skin may promote absorption of harmful chemicals. Direct particles away from fa
  • Use the appropriate dust extractor vacuum to remove  the vast majority of static and airborne dust. Failure to remove static and airborne dust could contaminate the working environment or pose an increased health risk to the operator and those in close proximity.
  • Use clamps 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 injury.
  • Air vents often cover moving parts and should be avoided. Loose clothes, jewelry or long hair can be caught in moving parts.

CAUTION: When not in use, place tool on its side on a stable surface where it will not cause a tripping or falling hazard. Some tools with large battery packs will stand upright on the battery pack but may be easily knocked over.ce and body.

  WARNING

  • ingEsTiOn hAZARD: This product contains a button cell or coin battery.
  • DEATh or serious injury can occur if ingested.
  • A swallowed button cell or coin battery can cause internal Chemical Burns in as little
  • as 2 hours.
  • KEEP new and used batteries OUT OF REACh of ChilDREn.
  • seek immediate medical attention if a battery is suspected to be swallowed or inserted inside any part of the body.

|

Remove and immediately recycle or dispose of used batteries according to local regulations and keep away from children. Do NOT dispose of batteries in household trash or incinerate. Even used batteries may cause severe injury or death. Call a local poison control center for treatment information. The Tool ConnectTM chip uses a CR2032 type battery of nominal 3V voltage. Non‑rechargeable batteriesare not to be recharged.

Do not force discharge, recharge, disassemble, heat above 140 ° F (60 ° C), or incinerate. Doing so may result in injury due to venting, leakage or explosion resulting in chemical burns. Ensure the batteries are installed correctly according to polarity (+ and ‑). Do not mix old and new batteries, different brands or types of batteries, such as alkaline, carbon‑zinc, or rechargeable batteries.

Remove and immediately recycle or dispose of batteries from equipment not used for an extended period of time according to local regulations. Always completely secure the battery compartment. If the battery compartment does not close securely, stop using the product, remove the batteries, and keep them away from children.

The label on your tool may include the following symbols. The symbols and their definitions are as follows:


Sleep Mode

The gas nailer is equipped with a “Sleep Mode“ function to protect the battery. If the gas nailer has not been used for a duration longer than one hour, it can only be turned back on after the battery has been removed and reinserted.

Maintenance Indicator Light (Fig. A)

  1. Trigger
  2. Depth adjustment switch
  3. Utility hook
  4. Contact trip release button
  5. Contact trip
  6. Maintenance indicator light
  7. Battery pack
  8. Battery release button
  9. Magazine
  10. Magazine support leg
  11. Magazine release lever
  12. Pusher latch
  13. Fuel cell door
  14. Tool Connect™ (optional accessory)

The maintenance indicator light  6  on the handgrip illuminates to indicate maintenance state:

  • Yellow LED State/Status
  • Solid Gas nailer has to be serviced by a specialist workshop.

ASSEMBLY AND ADJUSTMENTS

WARNING : To reduce the risk of serious personal injury, turn unit off and remove the battery pack  before making any adjustments or removing/installing attachments or accessories. An accidental start‑up can cause injury.

Utility Hook (Fig. A)

The utility hook  3  is used to fasten the device to a belt  (when climbing a ladder or scaffolding, etc.) and can be fitted to both sides of the gas nailer.

To Fasten the Utility Hook on the  Opposite Side

  1. Loosen the screws with a Torx socket.
  2. Use these screws to attach the utility hook on the opposite side.

Replacing the Magazine (Fig. B, C)

  1. Pull the lever  11  used to unlock the magazine  9  and remove the magazine itself.
  2. Insert the (new) magazine back into the slot and push it into the magazine receptacle.

Inserting the Fuel Cell (Fig. D)

WARNING: Severe injuries due to accidental triggering.

  1. Remove the battery.

  2. Do not press the barrel of the gas nailer against any surfaces.

  3. Keep your finger away from the trigger.

  4. Observe the Cautions for Fuel Cells safety instructions.

    • Press the fuel cell door  13 . The fuel cell door will swing open.

    • Remove the depleted fuel cell (if present) and insert the new one.

    • Align fuel cell metering valve stem  18  facing upwards and fit it into the adaptor of the tool.
      IMPORTANT: Make sure that the stem of the metering valve is firmly seated before closing the fuel cell door.

    • Close the fuel cell door. It locks into place.

Inserting the Nail Strip (Fig. A, E)

WARNING : Severe injuries due to accidental triggering

  • Remove the battery.
  • Do not press the barrel of the gas nailer against any surfaces.
  • Keep your finger away from the trigger.
    • Turn the nailer upside down.
    • Slide the spring‑loaded pusher latch  12  to the base of the magazine to lock it into place.
    • Drop pin strips into the loading slot of the magazine, making sure the pin heads align correctly with the slot opening.
    • Keeping fingers clear of the track, close the magazine by releasing the pusher latch. Carefully allow the latch to slide forward and engage the pin strip.

TOOL SPECIFICATIONS

Actuation Mode Sequential
Voltage 20
Height 15.70″ (399 mm)
Width 4.92″ (125 mm)
Length 16.61″ (422 mm)
Weight 8.65 lbs (3.9 kg)
Magazine Angle 15˚
Loading Capacity Up to 36 pins

PIN SPECIFICATIONS


Pin Lengths| 1/2″–1 1/2″ (13 mm–38 mm)
Shank Diameters| 0.102″–0.145″ (2.6 mm–3.7 mm)
Pin Stick Angles| 15˚

OPERATION

WARNING: To reduce the risk of serious personal injury, turn unit off and remove the battery pack before making any adjustments or removing/installing attachments or accessories. An accidental start‑up can cause injury.
Installing and Removing the Battery Pack (Fig. F)


WARNING
: Ensure the tool/appliance is in the off position before inserting the battery pack.
NOTE: For best results, make sure your battery pack is fully charged.

  1. To install the battery pack  7  into the tool handle, align the battery pack with the rails inside the tool’s handle and slide it into the handle until the battery pack is firmly seated in the tool and ensure that it does not disengage.
  2. To remove the battery pack from the tool, press the battery pack release button  8  and firmly pull the battery pack out of the tool handle.

Proper Hand Position (Fig. G)

WARNING: To reduce the risk of serious personal injury,

ALWAYS
use proper hand position as shown.

WARNING:
To reduce the risk of serious personal injury,

ALWAYS
hold securely in anticipation of a sudden reaction. Proper hand position requires one hand on the handle  15  and the other hand on the cover, if needed, making sure it is not covering the air filter on the head of the tool.

Using the Gas Nailer

WARNING: Severe injuries due to accidental triggering.

  • Always keep the fingers away from the trigger if the gas nailer is not facing the target material.
  • Always put down/hang the gas nailer in such a way that the barrel is pointing downwards.
  • Start with a low entering depth.

For Every Workstation Change

  • Remove the battery and fuel cell.

Setting the Firing Depth (Fig. H)

Setting the depth with the depth adjustment switch  2 :

  • Increase depth: push switch to the right.
  • Reduce depth: push switch to the left.

Firing the Nails (Fig. A, I)

  • Always position the gas nailer at a 90 ° angle to the surface.
  • Keep at least a distance of 2″ (5 cm) to edges and corners.
    • Push the contact trip  5  against the work surface.
    • Pull the trigger switch  1  to actuate the tool.
    • Release the trigger and raise the nailer from the work surface. NOTE: The tool motor returns to full speed automatically without the contact trip being depressed.
    • Repeat steps 1–3 to actuate the next nail.

If the Gas Nailer Does Not Fire

  • Repeat the process up to three times, replace an empty fuel cell (if applicable). Refer to Inserting the Fuel Cell.
  • If the gas nailer still does not fire, it is possible that the “Sleep Mode” has activated. Refer to Sleep Mode.
  • Remove the battery and insert it again. Refer to Installing and Removing the Battery Pack.

MAINTENANCE

WARNING: To reduce the risk of serious personal injury, turn unit off and remove the battery pack before making any adjustments or removing/installing attachments or accessories. An accidental start‑up can cause injury.
Your DEWALT power tool has been designed to operate over a long period of time with a minimum of maintenance. Continuous satisfactory operation depends upon proper tool care and regular cleaning.

Maintaining the Gas Nailer
The gas nailer may only be maintained and repaired by an authorised specialist workshop. If a maintenance or service measure is required, the LED on the handgrip will start to illuminate. Refer to Maintenance Indicator Light.

Removing the Nail Strip (Fig. C)

WARNING: Severe injuries due to accidental triggering.

  • Remove the battery.
  • Do not press the barrel of the gas nailer against any surfaces.
  • Keep your finger away from the trigger.
  • Unlock the nail strip with the magazine slider.
  • Hold the magazine downward while pressing the nail lock. The nail strip will slide out of the magazine  9 .

Removing Stuck Nails (Fig. B)

WARNING: Severe injuries due to accidental triggering.

  1. Remove the battery.
  2. Do not press the barrel of the gas nailer against any surfaces.
  3. Keep your finger away from the trigger.
  4. Remove the nail strip from the magazine. Refer to Removing the Nail Strip. Pull the lever used to unlock the magazine and remove the magazine itself.
  5. If the stuck/jammed nail does not loosen by itself: remove the nail from the slot with a sharp object.
  6. Insert the magazine back into the slot and push it into the magazine receptacle.
  7. Move the lever  11  used to lock the magazine back to the starting position (locks into place).

Lubrication

Your power tool requires no additional lubrication.

Cleaning

WARNING : Severe injuries due to accidental triggering.

  • Remove the battery.
  • Remove the fuel cell.
  • Remove the nail strip from the magazine. Refer to Removing the Nail Strip.
  • Do not press the barrel of the gas nailer against any surfaces.
  • Keep your finger away from the trigger.

CAUTION: Hot surfaces.

  • Remove the battery.
  • Let the gas nailer cool down prior to cleaning.

Cleaning the Surfaces

NOTICE: Damage to surfaces: do not use any thinners, solvents, gasoline, etc.,for cleaning purposes.

  • Only clean the gas nailer using dry cloths.
  • Only clean the tool box with dry cloths and compressed air.

Optional Accessories

WARNING: Since accessories, other than those offered by DEWALT, have not been tested with this product, use of such accessories with this tool could be hazardous. To reduce the risk of injury, only DEWALT recommended accessories should be used with this product. Consult your dealer for further information on the appropriate accessories.

Tool Connect™ Chip (Fig. J)
WARNING: To reduce the risk of serious personal injury, turn unit off and remove the battery pack before making any adjustments or removing/installing attachments or accessories. An accidental start‑up can cause injury.

Your tool is Tool Connect™ Chip ready and has a location for installation of a Tool Connect™ Chip.
Tool Connect™ Chip is an optional application for your smart device (such as a smart phone or tablet) that connects the device to utilise the mobile application for inventory management functions. Refer to Tool Connect™ Chip Instruction Sheet for more information.

Installing the Tool Connect™ Chip

  1. Remove the retaining screws  17  that hold the Tool Connect™ Chip protective cover  14  into the tool.
  2. Remove the protective cover and insert the Tool Connect™ Chip into the empty pocket  16 .
  3. Ensure that the Tool Connect™ Chip is flush with the housing. Secure it with the retaining screws and tighten the screws.
  4.  Refer to Tool Connect™ Chip Instruction Sheet for further instructions.

Repairs
The charger and batteries are not serviceable. There are no serviceable parts inside the charger or battery pack.

WARNING:
To assure product SAFETY and RELIABILITY, repairs, maintenance and adjustment (including brush inspection and replacement, when applicable) should be performed by a factory service center or an authorized service center. Always use identical replacement parts.

Register Online
Thank you for your purchase. Register your product now for:

  • WARRANTY SERVICE: Registering your product will help you obtain more efficient warranty service in case there is a problem with your product.
  • CONFIRMATION OF OWNERSHIP: In case of an insurance loss, such as fire, flood or theft, your registration of ownership will serve as your proof of purchase.
  • FOR YOUR SAFETY: Registering your product will allow us to contact you in the unlikely event a safety notification is required under the Federal Consumer Safety Act. Register online at www.dewalt.com/account-login.

Three-Year Limited Warranty

For warranty terms, go to
www.dewalt.com/support/warranty.
To request a written copy of the warranty terms, contact: Customer Service at DEWALT Industrial Tool Co., 701 East Joppa Road, Towson, MD 21286 or call 1-800-4-DEWALT (1-800-433-9258).

LATIN AMERICA: This warranty does not apply to products sold in Latin America. For products sold in Latin America, see country‑specific warranty information contained in the packaging, call the local company or see website for warranty information.

FREE WARNING LABEL REPLACEMEN T: If your warning labels become illegible or are missing, call 1-800-4-DEWALT (1-800-433-9258) for a free replacement.

TROUBLESHOOTING

Problem Cause(s) Measure(s)
Barrel is pressed against surface, but fan motor is not running: Barrel not
pressed firmly enough against the surface. Press the barrel harder against

the surface.
The gas nailer has not been operated for longer than 2 hours.| Refer to Sleep Mode.
Electronics faults.| Remove the battery and insert it again after 30 seconds.
Battery is empty.| Charge the battery if the LED on the handgrip is illuminated. Refer to Maintenance Indicator Light.
Battery overheated.| Let the battery cool down.
Gas nailer overheated.| Let the gas nailer cool down.
Gas nailer has to be serviced.| Let the gas nailer be serviced if the LED on the handgrip is illuminated. Refer to Maintenance Indicator
Bent barrel.| Have the gas nailer repaired by a gas nailer authorized dealer.
Barrel is pressed against surface, but motor stops after 5 seconds:| Normal function.| No measures.
Problem| Cause(s)| Measure(s)
---|---|---
 Barrel is firmly pressed against the surface, the motor is running, but the nails are not red when the trigger is pressed:| Fuel cell empty or not filled to a sufficient degree.| Refer to Inserting the Fuel Cells.
Stuck/jammed nails.| Refer to Removing Stuck Nails.
No nails in the magazine.| Refer to Inserting the Nail Strip.
Magazine slider not retracted.
Magazine “bent” or not inserted properly.| Refer to Replacing the Magazine

in Assembly and Adjustments.

Magazine slider spring defective.
Foreign object in the barrel or magazine.| Refer to Removing Stuck Nails.
Gas nailer defective.| Have the gas nailer repaired by an authorized dealer.
Loud or irregular fan noise:| Fan defective.| Have the gas nailer repaired by an authorized dealer.
Gas odors (unburned combustion gases):| When the barrel is pressed against a surface, the motor directs an explosive gas into the combustion chamber. If the trigger is not actuated, another press causes the unburned gas to escape.| Refer to Device and Operational Safety.

Compatible battery packs and chargers

Battery Packs| **** DCB201, DCB203, DCB203G, DCB204, DCB204BT, DCB205, DCB205G,
---|---
Chargers| DCB094, DCB102, DCB103, DCB104, DCB107, DCB112, DCB113, DCB115,

WARNING : Use of any other battery packs may create a risk of injury and fire.

NOTE: DO NOT charge when the battery pack is below 40 ° F (4.5 ° C) or above 104 ° F (40 ° C). Do not store or use the tool and battery pack in locations where the temperature may reach or exceed 104 ° F (40 ° C).

Maximum initial battery voltage (measured without a workload) is 20, 60 or 120 volts. Nominal voltage is 18, 54 or 108. (120V Max is based on using 2 DEWALT 60V Max lithium‑ion batteries combined.)

DEWALT Industrial Tool Co., 701 East Joppa Road, Towson, MD 21286
Copyright © 2024
The following are trademarks for one or more DEWALT power tools: the yellow and black color scheme, the “D” shaped air intake grill, the array of pyramids on the handgrip, the kit box configuration, and the array of lozenge‑shaped humps on the surface of the tool.

References

Read User Manual Online (PDF format)

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