The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included. |
Relevant compliance documentation may include: | legislative, organisational and site requirements and proceduresmanufacturer's guidelines and specificationsAustralian standardsEmployment and workplace relations legislationEqual Employment Opportunity and Disability Discrimination legislation |
Legislation may include Acts and regulations dealing with: | mining safety and healthmine inspectionOHSexplosivesenvironment |
Site environmental issues may include: | drainagedust and fumesemissionshazardous chemicalsnoiserun-offspillswaste management and disposalwater quality |
Equipment pre-start checks may include: | availability of equipmentdetection of conditions that are unusualjob requirementspersonnel availabilitylevelspressuresflowsvibrationcommunicationsagitatorscameras and monitoringinterlocksdistribution control systemlaundershydraulic systemspumps and pumping systemsscreen, pipe, valve valvesvisual and audible warning devices and lightssuppression systemsmotorsavailability of oxygen and blower and plant aircooling water supplyfans and draft systems |
Furnaces may include: | thermal cracking furnacescatalytic cracking furnacescabin typecylindrical or verticalfixed - vertical/cylindrical (horizontal)rotary - vertical/cylindrical (horizontal) |
Furnace equipment may include: | pumpsvalvesutilities and servicesheat exchangers and/or scrubbers |
Furnace problems may include: | temperature too high or low during smeltinggas, oil, oxygen, coal and air flow too low during smeltingshell leaksfuel flow too low or high, surginglevel in furnace too high or lowmetal splashesfeed not to specificationsemissions not to standardmetallurgy not to standard |
Monitoring may include: | blockages and spillagesfeed ratesoverloadspressurespower drawwear and tearemissionslevelstemperaturesmoisture contenton-stream analysis (OSA)filteringcorrosion |
Type of shutdown may include: | planned - maintenance; scheduledunplanned - services failure; break-out; environmental |
Combustion components may be: | dieselnatural gasoxygenoilblower air |
Equipment indicator readings may include: | currentflowlevelspressureweightspeedunusual noisesvibrations |