Air conditioner - Study guides, Class notes & Summaries

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 charge for the system? A. 6 ounces B. 5 pounds C. 5 pounds 10 ounces D. 6 pounds - ANSWERD. 6 pounds 15ft - 25ft = 10ft x .6 = 6 ounces 5 pounds + 10 ounces + 6 ounces 5 pounds + 16 ounces =...

To which size breaker should a 14 AWG copper wire go to? 15 amp What is an approved disconnecting means for an air conditioner condensing units and heat pump units? A disconnect switch located within sight of the unit How many amps are required for electrocution to occur? 1 amp ____ ft is the minimum distance for a gfci protected outlet from a swimming pool 6 ft To which size breaker should a 12 AWG aluminum wire go to? 15 amp

A CCOT system has a high high side. Technician A says to suspect the thermostatic expansion valve. Technician B says this system contains an orifice tube. Who is correct? - Answer-TECH B is correct. A clogged orifice tube will result in high high side pressure. It can become clogged with contaminants, debris from a damaged compressor, or a broken desiccant bag releasing desiccant into the refrigerant. A vehicle's air conditioning performance is reduced at low speeds and stop lights, but coo...

An agency relationship is determined by: a) the source of compensation b) how well the parties know each other c) agreement between the principal and the agent d) first substantive contract c) agreement between the principal and the agent Heat from outside air is utilized through a: se conditioner ve solar system pump air return c) heat pump

You lighten your client's hair from Level 5 to 9, then apply a pale blue toner. The resulting color is: - Answer- green Under ordinary conditions, HIV can NOT be transmitted by: - Answer- kissing on the cheek A blunt cut can be given more fullness by using a technique called - Answer- Beveling Before placing a hot iron in the hair, test for temperature by: - Answer- Testing it on a piece of tissue paper or damp towel Henna is an example of the following type of tint: - Answer- veget...

Who Must Be Certified? Any person that services Motor Vehicle Air Conditioning (MVAC) must be certified. Servicing of motor vehicle air conditioning includes repairs, leak testing, and "topping off" of air conditioning systems low on refrigerant, as well as any other repair to the vehicle that requires dismantling any part of the air conditioner. NOTE: Service performed on HCFC-22 air conditioner systems typically found on busses, is NOT covered under section 609, but rather section 608 of the...

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 charge for the system? A. 6 ounces B. 5 pounds C. 5 pounds 10 ounces D. 6 pounds - D. 6 pounds 15ft - 25ft = 10ft x .6 = 6 ounces 5 pounds + 10 ounces + 6 ounces 5 pounds + 16 ounces = 6 pounds ...

Cl2 - ANSWER Chlorine boiler - ANSWER equipment that provides hot water or steam for various uses PRV - ANSWER PRESSURE RELIEVE VALVE NOWL - ANSWER Normal operating water level BTU - ANSWER British Thermal Unit absolute pressure - ANSWER gauge pressure (psi) + atmospheric pressure (14.7 psi) at sea level air changes per hour - ANSWER The hourly ventilation rate divided by the volume of a space. For perfectly mixed air or laminar flow spaces, this is equal to the number of times...

b. end 1 inch above the waste drain line - ️️A condensate line should ______________. a. empty directly into the waste drain line b. end 1 inch above the waste drain line c. not drain into the waste drain line d. extend at least 1 inch into the waste drain line c. is more efficient than conventional furnaces and uses a secondary heat exchanger - ️️A condensing furnace _____________. a. works like an air conditioner, except that it heats instead of cools b. is a furnace cover...

Histology would be best defined as a study of - Answer-Tissues The study of the heart may incorporate many aspects of anatomy but as a whole you would say it is __________ anatomy - Answer-Gross An increased rate of breathing as a result of an increased buildup of carbon dioxide in the bloodstream would be best described as an example of ________ - Answer-Excretion of metabolic waste Average body temperature is ________ degrees centigrade - Answer-37 If you consider your home air condition...