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A system is supplied from the factory with charge of 5 pounds 10 ounces for a 15 foot line set. The line set is 25 feet long. The manufacturer's instruction sheet specifies 0.6 ounces of refrigeration to be added for each added foot of refrigerant line set length. What is the total refrigerant char...

In HVACR terms, what is a feature? correct answers A special characteristic of a product. In HVACR terms, what is a benefit? correct answers The value the customer receives from using the feature What type of temperature is often used by customers when discussing human comfort? correct answers...

Ch. 1-1 The ability to utilize all types of communication skills is ________ to the HVACR technician. a) not as important as "hands-on" technical skills b) somewhat important c) unimportant d) very important correct answers d) very important Ch. 1-2 It is important to be _______ in filling...

What are the five basic components to any schematic? correct answers 1. A power supply 2. A path for the power 3. A load or component that operates from the power. 4. A switch or component that interrupts the power to the load. 5. A legend or key that explains what the various symbols and abbrev...

what type of meter is most appropriate when a tech must determine voltage? correct answers voltmeter temp at which moisture begins to condense on objects? correct answers dew point btu's equivalent to 1 watt hour A. 3.418 B. 3.413 C. 3.213 D. 4.314 correct answers 3.413 btu electrical ...

An air conditioning technician is working in the basement of a large B37public building. The technician notices several unsafe and dangerous conditions. Of the following conditions that are noticed, which is the most dangerous and should be reported immediately? A: Gas leaking from a cracked pi...

Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above correct answers d (All of the above: air movement, humidity, temperature) A cooling load calculation estimates the sensible heat gain of a structure. The max...

d (very important) correct answers The ability to utilize all types of communication skills is ____ to the HVACR technician. a. not as important as "hands-on" technical skills b. somewhat important c. unimportant d. very important d (all of the above: clear, complete, concise) correct ans...

Heat Anticipators correct answers Are wired in series Cooling anticipators correct answers Are wired parallel Low pressure switches detects correct answers a loss of refrigerant Low pressure switches de energizes correct answers the compressor Electronic air cleaners do not correct answe...

A fuse is used in an electrical circuit to correct answers Protect the circuit wires from an overcurrent condition How are fuses rated correct answers In amps with a maximum voltage rating What will an ohmmeter measure when testing an open fuse correct answers Infinite resistance What type ...

What type of temperature is often used by customers when discussing human comfort correct answers Dry buld A particular right triangle has two equal sides. This is a _______ degree triangle correct answers 45 T or F? The following is proper for the care of hand tools: clean and wipe them regul...

What method of heat transfer does not require fluids or solids ? correct answers Radiation - movement of heat through heat waves Capillary tubing should only be cut to length using a : correct answers A triangular or knife-edge file Before beginning any electrical checkout procedure, what step...