With the standing pressure test, the __________ the system stays under pressure, the more reliable the leak-check will be. On residential systems, __________ should be more than sufficient time for even the smallest leak to cause movement on the gauge. If at all possible, the system should be under pressure __________ to ensure that the system is leak-free prior to startup. If a _________ leak is present, the pressure in the system will begin to drop rapidly. __________ leaks may require much more time to show up on the gauge.
What will be an ideal response?
longer, an hour, overnight, large, small
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A hydraulic injector nozzle that uses a sacless design is known as:
A. pencil injector B. low spring injector C. valve closes orifice (VCO) injector D. high spring injector
Secondary operational problems are described as:
a. a term used to describe equipment that has broken, ruptured, or is no longer responding to its design specifications. b. a term used to describe the first problem that created a process upset. c. instruments used to detect process variables provide clues that can be used to complete the big picture. d. are created or respond to a primary operational problem that has created a process upset and a trickle down effect.
The measure of the value of a nation's total production is their ___________________________________
Fill in the blank(s) with correct word
.Nonmetallic-sheathed cable passing through holes (or slots) in metal framing must be protected by ____ covering all metal edges.
A. plastic covers (insulation) B. electrical tape C. listed bushings (or grommets) D. rubber inserts