To complete the unit requirements safely and effectively, the individual must:
outline major WHS concerns of setting up the reel transportation system
identify reel wander cause
explain cause of web break at the unwind unit
identify a print fault resulting from the reel being run out of centre
describe possible faults in the unwind section that can cause a web break
outline WHS concerns of operating the sheet transportation system
describe the result of worn suckers at the feeder suction head
describe sheet detection types for particular machines
describe how much movement the sheet should have when being registered by the side lay
explain the cause of mis-register of the sheet at the feeder
identify visible signs of the sheet being registered in the feeder
explain the gripper malfunction effect on sheet control and transfer
describe adjustment of the sheet transfer mechanisms
describe what causes the feeder stack to become uneven
describe what happens if the feeder stack loaded unevenly
explain how to rectify unevenness of the feeder stack
outline WHS risks associated with rewinding and sheeting
identify a safety feature in the delivery system for when the web jams up
explain sheet cut-off wander
describe the effect of poorly adjusted nip rollers when rewinding and sheeting
describe the effect machine speed has on sheet delivery
explain the advantage of spraying moving sheets with anti-set off powder in the delivery
identify items in the delivery that can cause marking of the printed image
outline remedial steps to eliminate marking of the printed image
explain faults caused by from incorrectly set grippers in the transfer section of a machine
describe adjustments to devices to maintain sheet control in the delivery
describe what happens if the plate lifts at the grip edge during a print run
describe the effect on the printed product of build-up of ink on the impression cylinder
explain what causes ink to lie back in the duct
describe how to rectify the problem of paper surface picking
explain the cause of diminished impression during the print run
explain what causes the plate surface to prematurely wear during production
describe the effect of eating or drinking near the machine when using UV inks
explain the link between driers and set off and marking
explain what causes UV ink to dry
explain the cause of substrate blistering
describe the effect of incorrect drying temperature on the finished product
describe the effect of inadequate communication within the work team on a lithographic printing machine
outline safety features within the organisation that aid in maintaining effective production
outline ramifications if machine guards are removed and/or micro switches are disconnected on a machine
explain legal responsibilities relating to removal of machine guards and/or disconnection of micro switches
identify other measurement, besides optimum solid ink density, to assess print quality
describe the most accurate method of checking register during a production run
explain reasons to take immediate action when production problems are anticipated
identify actions taken to eliminate further processing of unacceptable printed product
describe the effect on a stack of paper if relative humidity is increased in the press room
outline the procedure to care for a newly delivered skid of paper to the press room
explain steps involved in waste sorting
identify advantages of keeping reusable waste
outline industry standards to enhance effective communication with clients
identify necessary procedures clients should follow to approve a printed product
identify situations when it is necessary to call service personnel to correct a machine problem
identify enterprise procedures in place to report any machine operating problems
explain the result if correct shutdown procedures were not followed
explain the need for correct shutdown procedures conducted with fellow workers
identify advantages of proper labelling and storage of excess inks and materials
explain reasons for clear labelling of printed product prior to removal from the press room
describe the use of completed records in final analysis of the job
outline benefits of comprehensive records when considering production of future jobs
identify machine manuals, safety and other documentation relevant to this task, where they are kept, and information included in these documents.