Husqvarna BT 90 G Gas Truss Screed 967941103

Safety Information

Husqvarna BT 90 G Truss Screed 967941103

Safety instructions

To reduce the risk of serious injury or death to yourself or others, read and understand the Safety and operating instruction before installing, operating,
repairing, maintaining, or changing accessories on the machine.
Post this Safety and operating instruction at work locations, provide copies to employees, and make sure that everyone reads the Safety and operating
instruction before operating or servicing the machine.
For professional use only.
In addition, the operator or the operator's employer must assess the specific risks that may be present as a result of each use of the machine.
Additional instructions for the engine can be found in the manufacturer's engine manual.
Save all warnings and instructions for future reference.

Safety signal words

The safety signal words Danger, Warning and Caution have the following meanings:

DANGER
Indicates a hazardous situation which, if not avoided, will result
in death or serious injury.

WARNING
Indicates a hazardous situation which, if not avoided, could
result in death or serious injury.

CAUTION
Indicates a hazardous situation which, if not avoided, could
result in minor or moderate injury.

Personal precautions and qualifications

Only qualified and trained persons may operate or maintain the machine. They must be physically able
to handle the bulk, weight, and power of the machine.
Always use your common sense and good judgement.
Personal protective equipment
Always use approved protective equipment.
Operators and all other persons in the working area must wear protective equipment, including at a minimum:
● Protective helmet
● Hearing protection
● Impact resistant eye protection with side protection
● Respiratory protection when appropriate
● Protective gloves
● Proper protective boots
● Appropriate work overall or similar clothing (not loose-fitting) that covers your arms and legs.

Drugs, alcohol or medication

WARNING Drugs, alcohol or medication

Drugs, alcohol or medication may impair your judgment and powers of concentration. Poor reactions and incorrect assessments can lead to
severe accidents or death.
►Never use the machine when you are tired or under the influence of drugs, alcohol or medication.
►No person who is under the influence of drugs, alcohol or medication may operate the machine.

Operation, precautions

DANGER Explosion hazard

If a warm machine or exhaust pipe comes into contact with explosives, an explosion could occur.
During operating with certain materials, sparks and ignition can occur. Explosions will lead to severe injuries or death.
►Never operate the machine in any explosive environment.
►Never use the machine near flammable materials, fumes or dust.
►Make sure that there are no undetected sources of gas or explosives.
►Avoid contact with the warm exhaust pipe or the bottom of the machine.

DANGER Fire hazard

If a fire starts in the machine, it can cause injury.
►If possible use an ABE-class powder extinguisher, otherwise use a BE-type carbon dioxide fire extinguisher.

DANGER Fuel hazard

The fuel is flammable and fuel fumes can explode when ignited, causing serious injury or death.
►Protect your skin from contact with the fuel. If fuel has penetrated the skin, consult a qualified health professional.
►Never remove the filler cap, or fill the fuel tank when the machine is hot.
►Fill the fuel tank outdoors or in a clean and well ventilated place, free from sparks and open flames. Fill the fuel tank at least ten meters (30 feet) from the place where the machine is to be used.
►Release the filler cap slowly to let pressure escape.
►Never overfill the fuel tank.
►Make sure the filler cap is screwed on when the machine is used.
►Avoid spilling fuel on the machine, wipe off any spilled fuel.
►Check regularly for fuel leaks. Never use the machine if it is leaking fuel.
►Never use the machine in the proximity of material that can generate sparks. Remove all hot or spark-generating devices before starting the machine.
►Never smoke when filling the fuel tank or when working with the machine or servicing it.
►Only store fuel in a container that is specially constructed and approved for the purpose.
►Consumed fuel and oil containers must be taken care of and returned to the retailer.
►Never use your fingers to check for fluid leaks.

WARNING Unexpected movements

The machine is exposed to heavy strains during operation. If the machine breaks or gets stuck, there may be sudden and unexpected movement that can
cause injuries.
►Always inspect the machine prior to use. Never use the machine if you suspect that it is damaged.
►Make sure that the handle is clean and free of grease and oil.
►Keep your feet away from the machine.
►Never sit on the machine.
►Never strike or abuse the machine.
►Pay attention and look at what you are doing.

WARNING Dust and fume hazard

Dusts and/or fumes generated or dispersed when using the machine may cause serious and permanent respiratory disease, illness, or other bodily injury (for
example, silicosis or other irreversible lung disease that can be fatal, cancer, birth defects, and/or skin inflammation).
Some dusts and fumes created by compaction work contain substances known to the State of California and other authorities to cause respiratory disease,
cancer, birth defects, or other reproductive harm.
Some examples of such substances are:
● Crystalline silica, cement, and other masonry products.
● Arsenic and chromium from chemically-treated rubber.
● Lead from lead-based paints.
Dust and fumes in the air can be invisible to the naked eye, so do not rely on eye sight to determine if there is dust or fumes are the air.
To reduce the risk of exposure to dust and fumes, do all of the following:
►Perform site-specific risk assessment. The risk assessment must include dust and fumes created by the use of the machine and the potential for
disturbing existing dust.
►Use proper engineering controls to minimize the amount of dust and fumes in the air and to minimize build-up on equipment, surfaces, clothing, and body parts. Examples of controls include: exhaust ventilation and dust collection
systems, water sprays, and wet drilling. Control dusts and fumes at the source where possible.
Make sure that controls are properly installed, maintained and correctly used.
►Wear, maintain and correctly use respiratory protection as instructed by your employer and as required by occupational health and safety regulations. The respiratory protection must be effective for the type of substance at issue (and if applicable, approved by relevant governmental authority).
►Work in a well ventilated area.
►If the machine has an exhaust, direct the exhaust so as to reduce disturbance of dust in a dust filled environment.
►Operate and maintain the machine as recommended in the operating and safety
instructions
►Wear washable or disposable protective clothes at the worksite, and shower and change into clean clothes before leaving the worksite to reduce exposure of dust and fumes to yourself, other persons, cars, homes, and other areas.

Avoid eating, drinking, and using tobacco products in areas where there is dust or fumes.
►Wash your hands and face thoroughly as soon as possible upon leaving the exposure area, and always before eating, drinking, using tobacco
products, or making contact with other persons.
►Comply with all applicable laws and regulations, including occupational health and safety regulations.
►Participate in air monitoring, medical examination programs, and health and safety training programs provided by your employer or trade organizations
and in accordance with occupational health and safety regulations and recommendations. Consult with physicians experienced in relevant
occupational medicine.
►Work with your employer and trade organization to reduce dust and fume exposure at the worksite and to reduce the risks. Effective health and safety
programs, policies and procedures for protecting workers and others against harmful exposure to dust and fumes must be established and implemented based on advice from health and safety experts. Consult with experts.

DANGER Exhaust gas hazard

The exhaust gas from the machine’s combustion engine contains carbon monoxide which is poisonous, and chemicals known to the State of California and other authorities to cause cancer, birth defects, or other reproductive harm. Inhalation of exhaust fumes can cause serious injury, illness, or
death.
►Never inhale exhaust fumes.
►Ensure good ventilation (extraction of air by fan if necessary).

WARNING Projectiles

Failure of the work piece, of accessories, or even of the machine itself may generate high velocity projectiles. During operating, splinters or other
particles from the compacted material may become projectiles and cause personal injury by striking the operator or other persons. To reduce these risk:
►Use approved personal protective equipment and safety helmet, including impact resistant eye protection with side protection.
►Make sure that no unauthorized persons trespass into the working zone.
►Keep the workplace free from foreign objects.

WARNING Motion hazards

When using the machine to perform work-related activities, you may experience discomfort in the hands, arms, shoulders, neck, or other parts of the
body.
►Adopt a comfortable posture while maintaining secure footing and avoiding awkward off-balanced postures.
►Changing posture during extended tasks may help avoid discomfort and fatigue.
►In case of persistent or recurring symptoms, consult a qualified health professional.

WARNING Vibration hazards

Normal and proper use of the machine exposes the to vibration may cause, contribute to, or aggravate injury or disorders to the operator’s fingers, hands, wrists, arms, shoulders and/or nerves and blood supply or other body parts, including debilitating and/or permanent injuries or disorders that may
develop gradually over periods of weeks, months, or years. Such injuries or disorders may include damage to the blood circulatory system, damage to the
nervous system, damage to joints, and possibly damage to other body structures.
If numbness, persistent recurring discomfort, burning sensation, stiffness, throbbing, tingling, pain, clumsiness, weakened grip, whitening of the skin, or
other symptoms occur at any time, when operating the machine or when not operating the machine, stop operating the machine, tell your employer and seek
medical attention. Continued use of the machine after the occurrence of any such symptom may increase the risk of symptoms becoming more severe and/or
permanent.
Operate and maintain the machine as recommended in these instructions, to prevent an unnecessary increase in vibration.
The following may help to reduce exposure to vibration for the operator:
►If the machine has vibration absorbing handles, keep them in a central position, avoid pressing the handles into the end stops.
►When the percussion mechanism is activated, the only body contact with the machine you must have are your hands on the handle or handles. Avoid
any other contact, for example supporting any part of the body against the machine or leaning onto the machine trying to increase the feed force.
►Make sure that the machine is well-maintained and not worn out.
Immediately stop working if the machine suddenly starts to vibrate strongly. Before resuming the work, find and remove the cause of the increased
vibrations.
►Participate in health surveillance or monitoring, medical exams and training programs offered by your employer and when required by law.
►When working in cold conditions wear warm clothing and keep hands warm and dry.
See the ”Noise and vibration declaration statement” for the machine, including the declared vibration values. This information can be found at the end of
these Safety and operating instructions.

WARNING Trapping hazard

There is a risk of neck ware, hair, gloves, and clothes getting dragged into or caught by rotating machine parts. This may cause choking, scalping, lacerations, or death. To reduce the risk:
►Never grab or touch a rotating machine part.
►Avoid wearing clothing, neck ware or gloves that may get caught.
►Cover long hair with a hair net

DANGER Whipping air hose

A compressed air hose that comes loose can lash around and cause personal injury or death. To reduce this risk:
►Check that the compressed air hose and the connections are not damaged, replace if necessary.
►Check that all compressed air connections are properly attached.
►Never carry a pneumatic machine by the air hose.
►Never attempt to disconnect a compressed air hose that is pressurized. First switch off the compressed air at the compressor and then bleed the machine by activating the start and stop device.
►Never point a compressed air hose at yourself or anyone else. To avoid the risk of getting injured, never use compressed air to blow for example
dust, dirt etc. from your clothes.
►Whenever universal twist couplings (claw couplings)are used, we recommend that lock pins are installed and whip check safety cables are used
to safeguard against possible hose to tool and hose to hose connection failure.

DANGER Electrical hazard

The machine is not electrically insulated. If the machine comes into contact with electricity, serious injuries or death may result.
►Never operate the machine near any electric wire or other source of electricity.
►Make sure that there are no concealed wires or other sources of electricity in the working area.

WARNING Concealed object hazard

During operating, concealed wires and pipes constitute a danger that can result in serious injury.
►Check the composition of the material before operating.
►Watch out for concealed cables and pipes for example electricity, telephone, water, gas, and sewage lines.
►If the machine seems to have hit a concealed object, switch off the machine immediately.
►Make sure that there is no danger before continuing
.
WARNING Electrical safety

There is a risk of electrical shock if the electrical cable is not treated correctly, if the machine is damaged or modified. This can lead to serious
injuries or death.
►The electrical plug on the machine must match the socket.
►Never modify the electrical plug to match the socket.
►Do not use adapter plugs with earthed(grounded) machines.
Unmodified plugs and matching sockets will reduce the risk of electrical shock.
►Never move the machine by dragging the electrical cable.
►Disconnect the cable only by pulling the plug, never pull the electrical cable.
►Make sure the electrical cable is not pinched in doors, fences or similar.
►Check that the electrical cable and cable plug are intact and in good condition.
►Never connect a damaged electrical cable to the machine.
►Never touch the electrical cable if it becomes damaged during the work. Disconnect the electrical cable plug from the socket.
►Always make sure that the electrical cable is kept away from water, oil and sharp edges.

►Do not expose the power tool to rain or wet conditions.
If water enters the machine, there is an increased risk of electrical shock.
►Use a residual current device (RCD) protected supply, if the machine must be operated in a damp location.
The use of an RCD reduces the risk of electrical shock.

WARNING Involuntary start

Involuntary start of the machine may cause injury.
►Keep your hands away from the start and stop device until you are ready to start the machine.
►Learn how the machine is switched off in the event of an emergency.

WARNING Noise hazard

High noise levels can cause permanent and disabling hearing loss and other problems such as tinnitus (ringing, buzzing, whistling, or humming in the ears).
To reduce risks and prevent an unnecessary increase in noise levels:
►Risk assessment of these hazards and implementation of appropriate controls is essential.
►Operate and maintain the machine as recommended in these instructions.
►If the machine has a silencer, check that it is in place and in good working condition.
►Always use hearing protection.

Transport, precautions

WARNING Loading and unloading hazard

When the machine is lifted by a crane and similar appliance, this can lead to injury.
►Use marked lifting points.
►Make sure that all lifting devices are dimensioned for the weight of the machine.
►Never remain under or in the immediate vicinity of the machine.

Maintenance, precautions

DANGER Electrical cable hazard

There is a risk of electrical shocks if the electrical cable is not treated correctly, this can lead to serious injuries or death.
►Never move the machine by dragging the electrical cable.
►Disconnect the cable only by pulling the socket, never pull the electrical cable.
►Always make sure that the electrical cable is kept away from water, oil and sharp edges.
►Make sure the electrical cable is not pinched in doors, fences or similar.
►Check that the electrical cable and cable plug are intact and in good condition.
►Never connect a damaged electrical cable to the machine.
►Never touch the electrical cable if it becoming damaged while working. Disconnect the electrical cable plug from the socket.

WARNING Machine modification

Any machine modification may result in bodily injuries to yourself or others.
►Never modify the machine. Modified machines are not covered by warranty or product liability.
►Always use original parts and accessories approved by Atlas Copco.
►Change damaged parts immediately.
►Replace worn components in good time.

WARNING Accessory hazards

Accidental engagement of accessories during maintenance or installation can cause serious injuries, when the power source is connected.
►Never inspect, clean, install, or remove accessories while the power source is connected.

CAUTION High temperature

The machine's engine exhaust pipe, and bottom become hot during operation. Touching them can lead to burns.
►Never touch a hot machine.
►Never touch the bottom of the machine when its hot.
►Wait until the engine, exhaust pipe, and bottom of the machine have cooled down before carrying out maintenance work.

Storage, precautions

♦ Keep the machine in a safe place, out of the reach of children and locked up.