Knowledge of: principles of forming a water in oil emulsion, including an understanding of the types of emulsifiers used purpose and basic principles of the flaking process, including a basic understanding of stages of crystallisation of oil types used 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 flaking process and the effect of outputs on downstream processes quality characteristics to be achieved by each stage (oil phase, water phase and refrigeration/flaking process) quality requirements of oil and ingredients used and 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 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, including the risk of cross-contamination where tempered product mixes with untempered product common causes of variation and corrective action required occupational health and safety (OHS) hazards and controls, including the risks of working with ammonia and procedures to follow in the event of a leak product/process changeover procedures and responsibilities 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 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 and procedures for containing spills 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 control where relevant routine maintenance procedures where relevant cleaning and sanitation procedures where relevant |