A forced hot air furnace - Study guides, Class notes & Summaries

Gas Technician G2 License Test Questions and Answers Verified 100% An inline Ammeter is connected Ans- In series with the device being checked As the length of an Electrical run increases, it may be necessary to Ans- Increase the Wire Size Fuses serving motor circuits should be of Ans- Time Delay Type Millivolt wiring should be isolated from Line Voltage Wiring because Ans- The Line Voltage will induce a voltage into the Millivolt Wiring Which tool is used to determine if t...

AHIT Test Questions (Home Inspector National Exam) with 100% Correct Answers AHIT Test Questions (Home Inspector National Exam) with 100% Correct Answers In an older home, a forced hot air furnace is replaced by a heat pump. The heat coming out of the register is: a. Hotter b. Cooler c. Same d. Depends on the air duct layout - ANSWER-b. Cooler What is the most serious safety hazard with an exterior door? a. Door knob set at 3' 6" b. A foot quick release, security bracket c. Doubl...

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...

In an older home, a forced hot air furnace is replaced by a heat pump. The heat coming out of the register is: a. Hotter b. Cooler c. Same d. Depends on the air duct layout - ANSWER-b. Cooler What is the most serious safety hazard with an exterior door? a. Door knob set at 3' 6" b. A foot quick release, security bracket c. Double cylinder dead bolt (keyed inside and outside) - ANSWER-c. Double cylinder dead bolt (keyed inside and outside) When inspecting kitchen cabinets: a. Ob...

Cable contains a black wire, white wire, and smaller uncoated copper wire. What to do with copper wire? - ANSWER ☑☑Ground it Needle on volt meter shows infinite ohms. What does this indicate? - ANSWER ☑☑Switch or circuit is open Difference between a gravity-type heating system and forced air is that the gravity type relies on _______________ for air distribution - ANSWER ☑☑Difference between hot and cold air What is the most efficient propane flame - ANSWER ☑☑soft bl...

Gas Fitter 2 Practice Test - Questions and Answers Installation of one 400,000 btu natural draft boiler in a tight enclosure would require an air supply opening of? A. 114 sq in B. 50 sq in C. 58 sq in D 112 sq in With the installation of a 75,000 btu atmospheric hot water tank in a tight house, how much free air is required when using a round duct? A. 11" B. 4" C. 7" D. 3" A portable infrared heater that cannot be interlocked shall be connected to a: A. CO2 monitor alarm B. CO monitor ala...

ABSA 4b Exam Latest Version. Warm Air Heating System Equipment In a warm air heating system the cold air return registers are located a) in exterior walls b) in interior locations c) under windows d) in floors e) in ceilings B The major disadvantage of an electric resistance coil furnace for warm air heating is a) the high cost of electricity b) the danger from electric shock c) the high cost of maintenance d) the large size of the furnace e) the location of electrical wi...

A heat source capable of maintaining at least __________ should serve every habitable space in houses in almost all regions. - ️️68F Burning natural gas creates _______________. - ️️Water vapor and carbon dioxide Burning natural gas with Oxygen yields CO2, water vapor and _______. - ️️Heat As hot gases cool, they release a lot of heat energy as the change their state from __________. - ️️Gas to a liquid If combustion air is inadequately supplied to a gas furnace, ____...

Cable contains a black wire, white wire, and smaller uncoated copper wire. What to do with copper wire? : Ground it Needle on volt meter shows infinite ohms. What does this indicate? : Switch or circuit is open Difference between a gravity-type heating system and forced air is that the gravity type relies on _______________ for air distribution : Difference between hot and cold air What is the most efficient propane flame : soft blue flame with slightly yellow tips which gage would y...

ABSA 5th Class | 250 Questions | With Completed Solutions Where are the return openings located regarding air distribution systems? -Answer-Return air openings are located on inner walls. The minimum temperature of the water used in a hydrostatic test of a boiler cannot be less than what temperature? -Answer-20 degrees Celsius Which of the following are causes of pressure explosions? 1. effects of corrosion 2. weak pilot flame 3. stressed material due to heating too quickly 4. insuffic...