Esco Heating 208 Questions And Answers 100% Verified A+ Guaranteed

81. the formula (x= A: FPM B: CFM C: latent heat D: Sensible heat {Ans: B}84. A gas valve with 100% shut off means: A: gas to main burner is shut-off B: gas to a pilot burner is shut off C: gas to the manifold is shut off D: gas to the regulator is shut off {Ans: B}48. Type B Vent pipe is constructed with an inner pipe and outer pipe.The inner pipe is made of: A: stainless steel. B: galvanized steel. C: aluminum. D: black iron {Ans: C}10. A natural gas (standing pilot) furnace usually requires ____gas pressure at the manifold and burners. A: 3.5 in- W.C. B: 4.2 in. W.C. C: 5.0 in, W.C. D: 7.0 in. W.C. {Ans: A: 3.5 in- W.C.}16. A fan motor is rated 1/3 HP at 120 volts. Approximately how many amps will the motor draw? A:2 B: 4 C: 6 D: 8 {Ans: A}50. When venting Category I furnaces, it is sometimes necessary to increase the vent pipe size. The proper location to adapt to the larger vent is: A: at the furnace connection. B: one foot above the furnace connection. C: two feet above the furnace