Which government agency is involved in setting gas-fired equipment standards?
A) EPA B) OSHA C) AHRI D) DOE
D
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Sometimes, a V-type engine can have a vacuum leak between the underside of the intake manifold and the crankcase. Describe one way to test for this.
What will be an ideal response?
How long after application of the artificial nails, you can fill them?
What will be an ideal response?
Whenever a thermal limit or fusible link needs replacing, the technician should always check:
A) The thermostat calibration. B) The transformer control voltage. C) The power wire for voltage drop. D) The air filter and airflow.
Problem 1.23 Link AB, of width b = 2 in. and thickness t = 14 in., is used to sup¬port the end of a horizontal beam. Knowing that the average normal stress in the link is ?20 ksi and that the average shearing stress in each of the two pins is 12 ksi determine (a) the diameter d of the pins, (b) the average bearing stress in the link.
