Craft Boilermaker Study Guide Rated A+

Craft Boilermaker Study Guide Rated A+ What is the first piece of the tray floor, that is installed ? The downcomer Identify part 1 of the Heat Exchanger The Tube Brainpower Read More What problems are associated with tube rolling ? Improper expanding and depth Why are the lockouts/tag outs used in valves , switches, and equipment? To prevent the operation A "Red Tagged" OSHA approved scaffold means Do Not Use Identify part 2 of the Heat Exchanger Dollar Plate Before dismantling a heat exchanger , it must be All of the above A replied valve is to be moved between the shop and the field . The valve should be Plugged or capped The following figure shows how to be a Bowline A tag line is necessary when Making any lift Identify part 4 of the Heat Exchanger Baffle A "Yellow Tagged" OSHA approved scaffold mean Use with fall protection only What is the distance from the start of the standard ruler to the letter "B" ? 7/8" The following figure shows how to tie a : Barrier Hitch For a good bolt up , how many threads should be exposed past the hex but after tighting ? 2 Identify part 3 of the Heater Exchanger Channel head How do you tighten a head properly on an exchanger Tighten in a star pattern A Boilermaker MUST remove a channel head from a threaded tube sheet without breaking which of the following parts ? The seal between the tube sheet and the shell After measuring the bolt , what formula is used to determine the wrench size of a heavy hex nut ? 1.5 times the bolt diameter plus % inch Before entering a vessel to perform work in a live/running unit , what must you have ? Entry permit to the unit , confined space permit , confined space attendant, work permit . When tubes are leaking in a heat exchanger , a temporary method of fixing these tubes is to Use tube plugs The signal tells the operator to Raise the load When breaking a flange aport you should All of the above Is these a front and back to an exchanger gasket ? Yes Where should a tube bundle be supported when lifting ? On the baffles Before cutting into a task or a barrel , always Determine the previous contents and make sure it is completely empty