Describe how a technician services a power valve and what tools are used.
What will be an ideal response?
A technician will remove the power valve to clean carbon build up off its surfaces. The best tool to use is a wire wheel and some high flash point solvent. The technician will then inspect the power valve components and replace any that are worn.
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The own-price elasticity of demand for shrimp between points A and B is
A) -10.
B) -1.857.
C) -1/10.
D) -0.538.
Which of the following is not a type of valve used in the valve body?
A. Poppet valve B. Spool valve C. Check ball valve D. Stator valve
ISO is the International Safety Organization that reduces the need for government regulation
Indicate whether the statement is true or false
The AHRI definition of standard air is:
A) 400 CFM per ton. B) air weighing 0.075 lb/ft3 at 70°F with a barometric pressure of 29.92 in Hg. C) 78% nitrogen, 21% oxygen, and 1% "other" gases. D) air at a temperature of 0°C with a relative humidity of 50%.