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Safety Instructions - Chicago Pneumatic CP7620 Operator's Manual

3/8 & 1/2 impact wrench
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SAFETY INSTRUCTIONS

DO NOT DISCARD - GIVE TO USER
• Our goal is to produce tools that help you work safely and efficiently.
The most important safety device for this or any tool is YOU. Your care
and good judgment are the best protection against injury. All possible
hazards cannot be covered here, but we have tried to highlight some of
the important ones.
• Only qualified and trained operators should install, adjust or use this
power tool.
• This tool and its accessories must not be modified in any way.
• Do not use this tool if it has been damaged.
• If the rated speed, operating pressure or hazard warning signs on the
tool cease to be legible or become detached, replace without delay.
Air Supply And Connection Hazards
• Air under pressure can cause severe injury.
• Always shut off air supply, drain hose of air pressure and disconnect
tool from air supply when not in use, before changing accessories or
when making repair.
• Never direct air at yourself or anyone else
• Whipping hoses can cause serious injury. Always check for damaged or
loose hoses and fittings.
• Do not use quick disconnect couplings at tool. See instructions for cor-
rect setup.
• Whenever universal twist couplings are used, lock pins must be
installed.
• Do not exceed maximum air pressure of 90 psi/6.3 bar or as stated on
tool nameplate.
Entanglement Hazards
• Keep away from rotating drive. Choking, scalping and / or lacerations
can occur if loose clothing, gloves, jewellery, neck ware and hair are not
kept away from tool and accessories.
• Gloves can become entangled with the rotating drive, causing severed
or broken fingers.
• Rotating drive sockets and drive extensions can easily entangle rubber-
coated or metal reinforced gloves.
• Do not wear loose-fitting gloves or gloves with cut or frayed fingers.
• Never hold the drive, socket or drive extension.
Projectile Hazards
• Always wear impact-resistant eye and face protection when involved
with or near the operation, repair or maintenance of the tool or changing
accessories on the tool.
• Be sure all others in the area are wearing impact-resistant eye and face
protection. Even small projectiles can injure eyes and cause blindness.
• Serious injury can result from over-torqued or under-torqued fasteners,
which can break, or loosen and separate. Released assemblies can
become projectiles. Assemblies requiring a specific torque must be
checked using a torque meter.
Note: So-called "click" torque wrenches do not check for potentially
dangerous over-torque conditions.
• Use only impact wrench sockets and accessories in good condition.
Sockets in poor condition or hand sockets and accessories used with
impact wrenches can shatter.
• Never operate the tool off of the work. It may run too fast and cause the
accessory to be thrown off the tool.
• Ensure that the workpiece is securely fixed.
Accessory hazards
• Use only proper accessory retainers (see parts list). Use deep sockets
wherever possible.
• For tools using the pin and O-ring socket retention system, use the O-ring
to retain the socket pin securely.
• Always use the simplest hook-up possible. Long, springy extension bars
and adapters absorb impact power and could break. Use deep sockets
wherever possible.
Operating hazards
• Operators and maintenance personnel must be physically able to
handle the bulk, weight and power of the tool.
• Hold the tool correctly: be ready to counteract normal or sudden move-
ments – have both hands available.
• Do not use with reduced air pressure or in a worn condition: the clutch
may not operate, resulting in sudden rotation of the tool handle.
• Be in control of the throttle at all times. Do not get caught between the
tool and the work.
Repetitive motion hazards
• When using a power tool to perform work-related activities, the operator
might experience discomfort in the hands, arms, shoulders, neck, or
other parts of the body.
• Adopt a comfortable posture whilst maintaining secure footing and
avoiding awkward or offbalance postures. Changing posture during
extended tasks can help avoid discomfort and fatigue.
• Do not ignore symptoms such as persistent or recurring discomfort,
pain, throbbing, aching, tingling, numbness, burning sensation, or stiff-
ness. Stop using the tool, tell your employer and consult a physician.
Noise and Vibration hazards
• High sound levels can cause permanent hearing loss and other prob-
lems such as tinnitus. Use hearing protection as recommended by your
employer or occupational health and safety regulations.
• Exposure to vibration can cause disabling damage to the nerves and
blood supply of the hands and arms. Wear warm clothing and keep
your hands warm and dry. If numbness, tingling, pain or whitening of the
skin occurs, stop using tool, tell your employer and consult a physician.
• Hold the tool in a light but safe grip because the risk from vibration is
generally greater when the grip force is higher. Where possible use a
suspension arm or fit a side handle.
• To prevent unnecessary increases in noise and vibration levels:
• Operate and maintain the tool, and select, maintain and replace the ac-
cessories and consumables, in accordance with this instruction manual;
• Do not use worn or ill-fitting screwdriver bits, sockets or extensions.
• Do not touch sockets or accessories during impacting.
Workplace Hazards
• Slip/Trip/Fall is a major cause of serious injury or death. Be aware of
excess hose left on the walking or work surface.
• Avoid inhaling dust or fumes or handling debris from the work process
which can be harmful to your health (for example, cancer, birth defects,
asthma and/or dermatitis). Use dust extraction and wear respiratory

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This manual is also suitable for:

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