50-2
16
Servicing Electrical System
1. The plant electrical equipment is a self
contained 24V DC system operated via
automotive batteries which are recharged when
the engine is running.
2. Depending upon the model of plant and the
equipment tted, various types of control,
monitoring, sequencing, electrical safeguards
and fault detection devices are built into the
system including a multi station emergency stop
circuit.
3. Any work on the plant electrical system shall
only be undertaken by a qualied electrician,
familiar with this type of system.
4. Circuit protection fuses or circuit breakers tted
depend upon the plant model. The replacement
of a protection device after failure must not
exceed the rating of the original otherwise
damage to components may occur and any
warranty invalidated. A repeat of the failure
must be investigated and the problem rectied
by a competent person.
5. Always keep the electrical cabinets and control
boxes closed during the crushing operation to
prevent the ingress of dust and damp.
6. At regular intervals check the tightness of the
electrical components on the plant and look for
any damage to the electrical wiring.
n DANGER
Emergency stop equipment and all other
safety systems, including the audible
warning siren, must be operative at all
times whilst the plant is running or being
manoeuvred.
The safety devices must be checked as
fully operational at each daily start and
must not have been tampered with or
disabled in any way.
7. Refer to emergency stop section.
General
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