Exam (elaborations)
Q-01 FDNY Exam Questions And Answers
Q-01 FDNY Exam Questions And Answers Rupture members, when used in parallel with a relief valve, are not to exceed _____% above designed working pressure - ANS 20% Butterfly valve: where can it be used? - ANS Can be used on the inlet and outlet of a water pump What electrical motor protection device automatically resets itself? - ANS The thermal protector 746 watts equals how many kilowatt hours? - ANS .746 kilowatt hours What position is the liquid line service valve normally in? - ANS Back-seated In an operating evaporator, oil stays on top of which refrigerant? - ANS Carbon dioxide, R-744 At what pressure does the relief valve blow on a high pressure machine? - ANS 300 psi
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