To complete the unit requirements safely and effectively, the individual must:
outline major WHS concerns of setting up the reel transportation system
describe possible causes of reel wandering and web breaks at the unwind unit
outline print faults resulting from the reel being run out of centre
outline major WHS concerns of setting up the sheet transportation system
identify the result of worn suckers at the feeder suction head
describe the two-sheet detection on the machine, and the amount of movement the sheet should have when being registered by the side lay
outline possible causes of mis-register of the sheet feeder and visible signs of the sheet being registered in the feeder
describe a gripper malfunction of sheet control and transfer, and the sheet transfer mechanisms that require adjusting
identify causes of the feeder stack becoming uneven, and the result if the feeder stack not loaded level
describe the process of reel delivery for rewinding and sheeting and the associated WHS risks
list the safety feature in the delivery system if the web jams up, and reasons for sheet cut-off wander
describe the effect of poorly adjusted nip rollers when rewinding and sheeting
outline the effect machine speed has on sheet delivery, and the advantage of spraying moving sheets with anti-set-off powder in delivery
outline items in the delivery that can cause marking on the printed image, and remedial steps necessary to eliminate marking
outline faults from incorrectly set grippers in the transfer section of a machine, and devices to adjust to maintain sheet control in the delivery
identify the result if the plate lifts at the grip edge during a print run, and build-up of ink on the impression cylinder affecting printed product
list possible causes of ink leaking back in the duct
outline the problem of paper surface picking being rectified
identify causes of diminished impression during the print run
identify causes of plate surface prematurely wearing during production
describe possible issues if eating or drinking near the machine when using UV inks
identify link between driers and set-off and marking, and what causes UV ink to dry
identify causes of substrate blistering and the effect of incorrect drying temperature on finished product
outline major WHS concerns when operating cutting devices, and importance of checking consistency of the cutting and creasing unit
identify the result of excessive pressure on the slitters, and the benefit of die cutting using a rotary die
outline advantages of using a perforation wheel to perforate
describe the effect of inadequate communication within the work team on a relief printing machine
describe importance of safety features within organisation and in maintaining effective production
identify ramifications if machine guards are removed and/or micro switches are disconnected on a machine
explain legal responsibility for removal of machine guards and/or disconnection of micro switches
identify measurement other than optimum solid ink density that can be used to assess print quality
identify the most accurate method of checking register during a production run
explain actions to take when production problems are anticipated and 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, and the procedure to care for a newly delivered skid of paper to the press room
explain reasons for sorting waste and advantages of keeping reusable waste
explain industry standards to enhance effective communication with clients and necessary procedures clients should follow to approve a printed product
explain when it is necessary to call service personnel to correct a machine problem
outline enterprise procedures to report any machine operating problems
describe the result if correct shutdown procedures are not followed, and correct shutdown procedures to be followed with fellow workers
explain advantages of proper labelling and storage of excess inks and materials
explain importance of clearly labelling printed product prior to removal from the press room
explain WHS requirements for handling ink and cleaning printing cylinders
explain cleaning and washing techniques for the printing unit prior to the next print run and procedures for storing plates so as to minimise damage
outline WHS precautions for cleaning the feed, transportation, delivery and in-line sections of the machine
explain importance of maintaining a clean substrate handling section of the machine
explain importance of completing records used in final analysis of the job, and benefits for future jobs
identify machine manuals, safety and other documentation relevant to the production of complex relief printed products and other sources of relevant information.