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7. PRECAUTIONS DURING OPERATION
7.6
BUCKET WITH HOOK
PRECAUTIONS WHEN INSTALLING, OPERATING BUCKET WITH HOOK
Using a hydraulic excavator to raise loads is permitted under the following special conditions. These conditions
must be followed strictly.
• The specified hook must be installed to the bucket. For details, please consult your Komatsu distributor.
• When the special hook is installed, additional checks before starting and periodic checks, toghether with
recording and storing of the periodic checks are required.
• When carrying out operations with a lifted load, set the machine on firm flat ground in a safe place and install
the wire securely to the lifting hook.
• Lifting work is prohibited except for the main purpose. Never raise or lower people in this way.
• Do not allow anyonde inside the operating radius.
• When carrying out lifting work, determine the method and order of operations and signals to be used.
Appoint a leader and follow his directions.
• Wear leather gloves when handling the wire rope. Use only wire rope which fulfils the specified standards.
• Run the engine at low speed when carrying out the lifting work.
• Do not leave the operator's seat when the load is raised.
• It is dangerous to use the work equipment to pull loads in or to the side or to carry out work that exceeds the
capacity of the work equipment. Do not carry out such operations.
• Do not travel with a raised load.
• Depending on the operating posture of the work equipment, there is danger that the wire rope or ring may
slip from the hook, so always pay attention to the angle of the hook to prevent the wire or ring from coming
off.
1-22
WARNING: for reasons of
safety, always follow these
safety precautions.
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