Specific knowledge is required to achieve the Performance Criteria of this unit, particularly its application in a variety of circumstances in which the unit may be used. This includes knowledge of the following to safely, effectively and efficiently inspect, test and maintain exhaust systems on diesel engine systems: site risk, statutory compliance, health, safety, environmental, quality and communication requirements and procedures site and manufacturer’s requirements and procedures provisions of AS/NZS3584.1,2 and 3 relating to exhaust systems, fasteners, joints and flametraps potential hazards in the use of diesel engine systems in underground coal mines, including: explosions fire, and emissions limitations on allowable maintenance, including: service adjust replace repair overhaul work in hazardous environments limitations on allowable modifications and their required controls and procedures methods to limit surface temperatures for; exhaust manifold design and fitment adaptor pipe possible failure modes in maintenance procedures and practices required to provide controls (including, flametraps, cooling systems, treatment systems, filtration) the heat energy generating characteristics of forced induction systems and the control measures provided to manage surface temperatures, including; maintenance, testing and monitoring causes of the degradation of heat exchanger performance; function and performance criteria and protection employed in exhaust, including; cooling flametrap spark arrestor emissions reduction fire-protection explosion protection types of flametraps permitted by the relevant Standard, including; water-based flametraps positive flametraps properties and functional characteristics of exhaust flametraps, including; positive flametraps water-based flametraps failure modes and inherent risks and hazards for each type of exhaust flametrap operational and installation requirements for heat exchangers when installed in conjunction with positive flametraps maintenance processes and procedures required to ensure ongoing safe operation importance of the application of appropriate components and fasteners, including the selection of appropriate bolts, studs, threads and washers to specific applications within a diesel engine system including the provisions of AS/NZS3584.3 relating to fasteners the types of joints that may be integral to the design and maintenance of a diesel engine system, including; fixed connection open joints the factors that determine the selection of joint types the requirements for interposed gaskets and seals in joints, including; materials dimensions form and shape items required to be used in performance of inspection, testing and maintenance tasks tools required for the performance of inspection, testing and maintenance tasks provisions of AS/NZS3584.1, 2 and 3 relating to fasteners and joints recognise the requirements and performance of various types of fasteners, including bolts, studs, threads and washers site inspection, testing and maintenance support requirements and availability site work area inspection requirements site work area safeguarding options and requirements site isolation and lock-out requirements and procedures site hazard and emergency procedures site inspection, testing and maintenance reporting requirements and procedures site inspection, testing and maintenance record procedures site requirements and procedures for working in isolation site requirements for the use of personal protective equipment |