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Elements and Performance Criteria
Required Skills
Evidence Required
Range Statement
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10) This relates to the competency standard unit as a whole, providing the range of contexts and conditions to which the Performance Criteria apply. It allows for different work environments and situations that will affect performance.Plant and equipment may include boiler and auxiliary plant; fuel and fuel delivery system plant; fuel management system; flame detection equipment; steam temperature control plant; boiler heating surfaces dust removal system; combustion waste extraction system; electric motor; electricity distribution system a.c. and d.c.; diesel engine driven auxiliary plant; station water distribution systems; hydraulic power oil system; compressed air systems; computers with equipment control functions; and supervisory, protection, alarm and control equipment.Safety standards may include relevant sections of Occupational Health and Safety legislation, enterprise safety rules, relevant State and federal legislation, national standards for plant and Australian standards.Information and documentation sources may include verbal or written communications; enterprise safety rules documentation; enterprise operating instructions; dedicated computer equipment; enterprise/site standing instructions and plant notes; enterprise log books; manufacturer’s operation and maintenance manuals; and equipment and alarm manuals.Technical and operational indicators may include stimuli (audio, smell, touch, visual), remote or local indicators and recorders, computers and alarms (visible and or audible).Communications may be by means of telephone, two way radio, pager, computer (electronic mail) and operating logs (written or verbal).Tests may include loss of major auxiliary controls response checks, stand-by plant “cut-in” tests, dampers/valves operating checks and pre and post start tests.Appropriate personnel to consult, give or receive direction may include supervisor/team leader or equivalent; other coordinators of energy production or equivalent; technical and engineering officers or equivalent; maintenance staff; other operating staff; and contractor staff.Operating environment may be remote from plant and equipment being operated; (operation is assisted by remote indicators of plant status and other parameters monitored); during inclement or otherwise harsh weather conditions, in wet/noisy/dusty/hot areas or during continuous operation.Plant operations (systems requirements) may include cold/hot, start return to service; boiler chemical clean; and raising pressure for safety valve setting.Faults and abnormal operating conditions may include loss of a major auxiliary; loss of electrical supply to switchboard(s), motors; boiler water chemical operating limits exceeded; automatic control loop(s) malfunctions; boiler heating surfaces dust removal system malfunctions; high temperatures on/in, boiler heating surfaces/tubes/headers, boiler exhaust (back end), steam to turbine, ex superheater or reheater, motor, fan, pump bearings and lubricating oil, motor windings; boiler tube leaks; air heater cold end temperatures low; air heater/combustion air ductwork fires; fuel preparation and delivery systems fires; fuel system malfunction; excessive drum water level split; excessively high heating/cooling rates; high/low furnace dp; high dp’s on oil/air filters and strainers; failed field devices; failed/malfunctioning actuators/dampers/valves; boiler feedwater pumps malfunctions; and boiler protection operation.Generic terms are used throughout this Training Package for vocational standard shall be regarded as part of the Range Statement in which competency is demonstrated. The definition of these and other terms are given in Section 2.1 Preliminary Information and Glossaries. |