What is a heat exchanger - Study guides, Class notes & Summaries

When inspecting the heating equipment, the inspector is not required to _________. A. operate the system using normal operating controls B. open readily openable access panels provided by the manufacturer C. observe automatic safety controls D. operate heating systems when conditions may cause equipment damage CORRECT ANSWER D. operate heating systems when conditions may cause equipment damage What should an inspector do if they find a cracked heat exchanger? A. turn off the furnace ...

When should the home inspector not remove the cover (dead-front) to the main panel? - Ans: if the inspector gets a shock upon touching it What is a subpanel? - Ans: a panel that adds more circuits to the service When inspecting the fuses or breakers, the home inspector should _____. - Ans: compare amperage rating of fuse or breaker to connected branch wiring Where is the home inspector likely to find aluminum branch circuit wiring? - Ans: in homes built during the mid-1960s to mid-1970s...

Craft: Boilermaker Study Guide Questions and Answers 100% Pass What is the initial component of the tray floor installation? The downcomer Identify the first part of the Heat Exchanger. The Tube What issues can arise from tube rolling? Improper expansion and depth Why are lockouts/tag outs used in valves, switches, and equipment? To prevent operation A scaffold "Red Tagged" by OSHA signifies: Do Not Use Identify part 2 of the Heat Exchanger. Dollar Plate Before dismantling a heat...

Becc Test 5 Questions and Answers Already Passed A fixed volume of liquid is discharged by a centrifugal pump (TRUE/FALSE) False Which centrifugal pump component prevents reverse flowof liquid through the pump? Check valve What is used to move fluid from one location to another? Pump What centrifugal pump component rotates and causes centrifugal force to act on the fluid ? Impeller What centrifugal pump component prevents over heating of the pump? Recirculation line What c...

The oil-fired, forced-warm-air furnace has two main systems which are those? correct answers1. producing system 2. heat distribution system What is a heat producing system on oil heat? correct answersconsist in the oil burner, fuel supply components, combustion chamber, and heat exchanger. What is heat distribution system compose oil heat? correct answersis compose of the blower, which moves the air through the ductwork and relates components on oil heat the thermostat will cause the ...

The weight of water vapor in a given amount of air (Grains per cubic foot) - Answer-Absolute Humidity Pressure measured with a base of zero - Answer-Absolute Pressure A temperature scale using absolute zero as a reference - Rankin or Kelvin Scale (may be measures in degrees C or F) - Answer-Absolute Temperature Theoretical temperature at which all molecular activity ceases = -273.16 C or -456.69 F - AnswerAbsolute Zero By approximately how much (%) does a start capacitor increase motor tor...

G2 Gas Technician Module 19 Revised Questions Rated A If the venting on a high efficiency furnace runs through unheated spaces, what must be done? Insulate piping to prevent Condensation and freezing What is condensate drain piping used for? Dispose Liquid waste Once the furnace is installed, what are the gas technician's responsibilities to the user? To instruct the the user in the safe and correct operation of all appliances and equipment - clause 4.3.2 Which furnace type is the most popu...

HVAC/R Gas Heat Module Final Exam Study Guide QUESTION AND ANSWERS 100% CORRECT (26 PGS) The range between the highest and the lowest room temperature controlled by the thermostat, is defined as........ - correct answer The temperature swing The two-stage thermostat heating terminal that is jumpered to RC is..... - correct answer Terminal RH Which of the following is TRUE of the fan switch? - correct answer Modern fan switches cycle the fan based on time. What is a draft pressure ...

b (heat exchanger) - Answer In a modern gas furnace, the component that separates the combustion gases from the supply air is the ______. a. gas valve b. heat exchanger c. inducer fan d. plenum box a (Gravity) - Answer What type of furnace moves warm air through the conditioned space without a fan? a. Gravity b. Horizontal c. Lowboy d. Upflow d (steel) - Answer Furnace heat exchangers generally are made of ______. a. ceramic b. copper c. plastic d. steel b (Annual Fuel...

HVAC Oil Burner Questions and Answers 100% Pass An up flow furnace Has the return air at the bottom Of the six regular grades of fuel oil,The grade most commonly used in residential and light commercial heating systems is No. 2 How much heat is produced when 2 gallons of No. 2 fuel oil is burned? 280,000 What could be the cause of a high steak temperature Too much air How would you prove a furnace was stopped up with soot in the heat exchanger Draft gauge at the inspection do...