Terex Evoquip Bison 120, Operation Manual, Page: 99 / 224

Standard Operating Procedures 7
Operations Manual
Bison 120
20-07-2018
Page 7-17
Revision 2.0
7.8 Blocked Crusher
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DANGER
Dangerous nip points exist.
When manually clearing crusher always isolate the machine and lockout and tag out.
When manually clearing crusher be aware that pressure in jaws may cause movement and
potential nip points.
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WARNING
If flying material hits the head or body it can cause serious injury or death. Always wear the
personal protective equipment as prescribed earl
When clearing the crusher by hand extreme care must be taken, pressure in the jaws may cause
the crusher to move after materials have been removed, dangerous nip points and flying material
hazards exist.
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CAUTION
To comply with health and safety law it is necessary to carry out adequate risk assessments of
the procedures for unblocking a crusher.
It is the responsibility of the owner, machine operator and safety officer of the Terex ® Evoquip
crusher to provide a safe means of unblocking a stalled crusher unit.
If the crusher stops during operation i.e. Emergency stop activated or lack of fuel, the crusher
may not be able to continue without clearing the crusher unit.
If tramp metal is causing the blockage and cannot be removed by hydraulic adjust opening of the
crusher. In this situation the complete machine must be shut down and locked out and tagged
out. The blockage can then be cleaned manually.