Vulcan Attachments V3GS, Operation & Maintenance Manual

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2.4 Correct working methods
1) Prepare the carrier as you would for normal
excavation work.
a.
Move the carrier to work location.
b. Engage the parking brake.
c. Put the carrier in neutral gear.
d. Disengage the boom lock (if fitted).
2) Set the engine speed to the recommended
engine RPM.
3) Place the tool against the object at a 90°
angle.
a. Avoid small irregularities on the object
which will break easily and cause either
idle strokes or incorrect working angles.
b. Incorrect working methods may cause
failure in the operation of the breaker or the
housing.
4) Use the excavator boom to press the breaker
tool firmly against the object.
a. Do not use the breaker tool as a pry bar to
pry the breaker with the boom.
b. Do not press down too much or too little
with the boom.
5) Start the breaker.
6) Do not let the tool move outwards from the
breaker when it penetrates.
* Feed the breaker at all times with the
excavator boom.
7) Keep the tool at 90° at all times.
a.
If the object moves or its surface breaks,
correct the angle immediately.
b. Keep the feed force and tool aligned.