Introduction
Thank you very much for purchasing our product. This product is a high-performance hydraulic
breaker developed with our experience of many years and up-to-date engineering techniques. And has
passed stringent tests before shipment. This manual explains the correct handling method, inspection,
and repair for the daily work in order to use this breaker safely and efficiently. For the base machine
(hydraulic excavator, etc.) on which this breaker is mounted, refer to the instruction manual of the base
machine. Be sure to read this manual and fully understand the operation, inspection, and repair before
using this breaker. Negligence of the contents of this manual will lead to a serious accident.
"Carelessness and negligence" cause an accident.
"Safety first"
You have the key to safety!
WARNING
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• Use this breaker according to the regulations of the country where it is used.
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• This breaker should not be used for any work other than the specified works.
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• If this breaker is used carelessly, an accident can occur, leading to serious injury or
death.
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• The operator and maintenance man should read and fully understand this manual
before operating or repairing the breaker.
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• Keep this manual near the machine so that people who operate/control the machine can
read it before operation.
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• If this manual is lost or damaged, order a new one from Furukawa Rock Drill or its
distributor.
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• It is obligatory to "conduct legal inspection" stipulated in the Industrial Health and
Safety Law for this breaker.
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• If this breaker is transferred, be sure to attach this manual to the breaker.
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• The manufacturer can change the contents of this manual without any obligations
because it should be constantly up-to-date. Please contact Furukawa Rock Drill or its
distributor for any information not contained in this manual.
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• For safety, common items are described in "SAFETY PRECAUTIONS," and others are
mentioned on the succeeding pages.