Knowledge of: purpose and basic principles of spreads preparation, including crystallisation, the relationship between stages of crystal formation, work input and temperature, and the stages involved in the process basic operating principles of equipment, such as main equipment components, status and purpose of guards, equipment operating capacities and applications, and the purpose and location of sensors and related feedback instrumentation services required and action to take if services are not available the flow of the spreads production process and the effect of outputs on downstream processes quality characteristics required of the finished product quality requirements of oil or emulsion for processing and the effect of variation on process performance operating requirements and parameters and corrective action required where operation is outside specified operating parameters typical equipment faults and related causes, including signs and symptoms of faulty equipment and early warning signs of potential problems methods used to monitor the spreads production process, such as inspecting, measuring and testing as required by the process inspection or test points (control points) in the process and the related procedures and recording requirements contamination/food safety risks associated with the process and related control measures common causes of variation and corrective action required operational health and safety (OHS) hazards and controls requirements of different shutdowns as appropriate to the process and workplace production requirements, including emergency and routine shutdowns and procedures to follow in the event of a power outage product/process changeover procedures and responsibilities isolation, lock out and tag out procedures and responsibilities procedures and responsibility for reporting production and performance information environmental issues and controls relevant to the process, including waste/rework collection and handling procedures related to the process basic operating principles of process control where relevant, including the relationship between control panels and systems and the physical equipment sampling and testing associated with process monitoring and controlwhere relevant routine maintenance procedureswhere relevant cleaning and sanitation procedureswhere relevant |