Water pumps that contain all required starting and protection components and connect directly to the pressure switch with no above-ground controller, are often called ____________________ pumps.
Fill in the blank(s) with the appropriate word(s).
2-wire
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The wiper motor typically reverses its direction of rotation to cause the windshield wipers to move back and forth across the windshield.
Answer the following statement true (T) or false (F)
Convert 75 psi to bar and round to one of the following values:
A. two bar B. four bar C. five bar D. six bar
What describes the first level of proposal presentation?
a. preliminary proposal c. initial proposal b. interim proposal d. sketch proposal
A self contained recovery device:
A) Can only be used on systems that are sold by independent distributors. B) Relies on the system the refrigerant is being recovered from for its operation. C) Is used with systems that are not connected to the power grid. D) Does not rely on the system the refrigerant is being recovered from for its operation.