Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria and include knowledge of: causes of electric shock and precautions to be observed to prevent shock electrical principles covering voltage, current, resistance, power, magnetic and inductance engine room cleaning procedures and relevant cleaning agents engine room hazards and safety, including: electrical safety gas testing head of water/fluid heat stress high pressures hot fluids mechanical safety noise pollution steam toxic gases ventilation vibration engine room machinery and equipment, including: air compressors air start systems bilge system, bilge pumps, bilge pick-ups, bilge valves and bilge piping engine protection devices (crankcase mist detectors) hydraulic systems, power packs, rams and motors, and directional control valves (DCVs) oily water separators osmosis plant pumps – positive displacement, centrifugal and axial flow purifiers and clarifiers refrigeration and air conditioning plant sewage treatment plant slow speed, medium speed and high-speed diesels steering systems valves – globe and full flow, screw down non-return, screw lift, butterfly, ball, relief, non-return and gate water making (both freshwater generators and reverse) maintenance and servicing tasks, including: economiser cleaning engine room rounds (daily/weekly/monthly maintenance checks) greasing and oiling of machinery inspection and maintenance of: hatches, watertight doors and deadlights hoists and lifting equipment manufacturer safety guidelines and shipboard instructions mechanical principles covering the concepts of mechanical, hydraulic and pneumatic systems purpose of isolation procedures and application of lock out tags relevant WHS/OHS requirements, work practices and pollution control regulations and policies rights and responsibilities of individuals about lock out and tagging of plant and equipment routine inspection of hand and power tools, measuring instruments and machinery tools routine maintenance and repair procedures safe disposal of waste materials scavenge space cleaning soot blowing surface preparation and painting surface preparation techniques, including: abrasive blast cleaning hand and power tool cleaning types, functions and limitations of marine equipment/components, including: cooling systems/components engine mounting systems/components engines exhaust systems/components fuel systems/components intake systems/components lubrication systems/components. |