XE210C Hydraulic Excavator Operating and Maintenance Manual 151
b) Before installing hydraulic hammer-style knapper, make sure to take the controlling ability of the
knapper into consideration and refer to the following list to choose hammer-style knapper.
List 1-1 Permitted weight of hammer-style knapper
c) When choosing the hammer-style knapper, weight is not the only considered factor, instead,
“SPECIFICATION LIST OF HAMMER-STYLE KNAPPER” should be referred to choose the best.
d) Hammer-style knapper with too big installment length should be avoided, which may lead to the
damage on the knapper.
e) While putting on the knapper with the max. weight listed above make sure to stand in the front or at
the rear of the machine, meanwhile try your best not to work at the max. working radius of the
machine.
Specification of hammer-style knapper
The following list shows some hammer-style knapper, which can be fixed on Xugong excavator.
Before the adoption, please inquire the dealer of hammer-style knapper in earnest.
When using the parts other than the standard bucket, the load on machine body normally is bigger
than that with the bucket in use. If the operation is unsuited, it will damage the parts even the machine
body. So please read all this book to prevent the happening of such accident.
List 1-2 Specification List of Hammer-style Knapper (1)
Operational Pressure, MPa
Designed pressure of
valve，MPa
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