Special Safety Instructions - Beckhoff AG2250 Documentation

3.2

Special safety instructions

The safety instructions are designed to avert danger and must be followed during installation,
commissioning, production, troubleshooting, maintenance and trial or test assemblies.
The gear units of the AG2250 series are not designed for stand-alone operation and are always installed in a
machine or system. After installation the additional documentation and safety instructions provided by the
machine manufacturer must be read and followed.
Personal injuries
• Carefully read this manual before using the gear unit thoroughly, paying particular at-
tention to the safety instructions. In the event of any uncertainties please notify your
CAUTION
sales office immediately and refrain from working on the gear unit.
• Only trained, qualified personnel with good knowledge of drive technology may work on
this gear unit.
• If a gear unit is installed in a machine it must not be commissioned until proof of compli-
ance of the machine with the latest version of the EC Machinery Directive has been
provided. This includes all relevant harmonized standards and regulations required for
implementation of this Directive in national legislation.
Serious risk of injury through hot surfaces!
• The surface temperature may exceed 50 °C, resulting in a risk of burns.
• Avoid touching the housing during or shortly after operation.
WARNING
• Allow the gear unit to cool down for at least 15 minutes after switching off.
• Use a thermometer to check whether the surface has cooled down sufficiently.
Objects flung out by rotating components can cause serious injuries.
• Remove any items and tools in the vicinity of the gear unit before starting up the unit.
• Remove/secure the feather key (if present), if the gear unit is operated without attach-
WARNING
ments on the output/drive side.
Rotating components on the gear unit can pull in parts of the body and
cause serious injury or death.
• When the gear unit is running, keep sufficient distance to rotating machine parts.
WARNING
• During assembly and maintenance work, secure the machine against restarting and un-
intentional movements (such as uncontrolled lowering of lifting axes).
A damaged gear unit can lead to accidents with risk of injury.
• Do not operate a gear unit that has been overloaded due to incorrect operation or a ma-
chine crash.
WARNING
• Replace affected gear units, even if no external damage is visible.
Loose or overloaded screw connections can damage the gear unit.
• Install and check all screw connections for which tightening torques are specified, using
a calibrated torque wrench.
Attention
Lubricants are flammable.
• Do not use a water jet for extinguishing flames.
• Suitable extinguishing media are powder, foam, water spray or carbon dioxide.
WARNING
• Follow the safety instructions of the lubricant manufacturer.
AG2250 Version: 1.4
Safety
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