Blower motor Study guides, Class notes & Summaries

NATE CORE STUDY GUIDE(correct answers)to passWhich of the following is not the product of incomplete combustion: Oxides of nitrogen An oil trap is required at the base of the discharge line of the vertical riser is _____ or above 8 feet A diode allows current to flow in one direction: True 1 Watt = _____ Btu 3.41 Current in a closed circuit is limited by which of the following: resistance An oil separator is located in the _____: Discharge line ___...

heat-producing system, heat-distributing system correct answersIntroduction to Oil-Fired Forced-Warm-Air Furnaces Oil-fired forced-warm-air furnaces have two main systems: A ________________________, consisting of the oil burner, fuel supply components, combustion chamber, and heat exchangers A ______________________, consisting of the blower, and other related components powered, starts correct answersIntroduction to Oil-Fired Forced-Warm-Air Furnaces When thermostat calls for heat...

Electrical Test Questions and Answers 100% Solved As blower motor speed decreases the voltage drop across the resistance block.... Correct answer increases What should you do first when replacing junction block or fuse? Correct answer Unlock the battery ground cable The polarity of the voltage applied to the electromagnetic coils of an actual working DC motor is.... Correct answer a commutator When performing a volt drop test the volt meter setting should be set to the following.. C...

Esco Heating 208 Questions and Answers 100% Solved 1. A gas furnace is to be installed in a garage. The burners and ignition sources must be located ______ above the floor. A: 6 inches B: 12 inches C: 18 inches D: 24 inches ️️C: 18 inches 2. A good description of how hi-metai fan switch operates the blower motor on a gas furnace is: A: temperature on - time off. B: temperature on - time on. C: temperature on- temperature off. D: time on - time off. ️️C: temperature on- temp...

After installing a new battery how long should you wait to allow for pcm time - Answer-no need to wait As blower motor speed decreases the voltage drop across the resistance block.... - Answer-increases What should you do first when replacing junction block or fuse? - Answer-Unlock the battery ground cable The polarity of the voltage applied to the electromagnetic coils of an actual working DC motor is.... - Answer-a commutator When performing a volt drop test the volt meter setting ...

What electro-mechanical control would you use on a cap tube or automatic expansion valve system to maintain the space temperature? A: A dual pressure control B: A low pressure control C: A thermostatic control D: A high pressure control - Answer-C: A thermostatic control Open motors are designed to operate at a given temperature rise as indicated on the motor nameplate. What does this mean? A: indicates the temp. rise over the surrounding air of a motor when the motor is operating at ful...

SOS Mechanic Certificate - Electrical|Complete Questions with Graded A+ Answers After installing a new battery how long should you wait to allow for pcm time no need to wait As blower motor speed decreases the voltage drop across the resistance block.... increases What should you do first when replacing junction block or fuse? Unlock the battery ground cable The polarity of the voltage applied to the electromagnetic coils of an actual working DC motor is.... a commutator ...

HVAC BOMA 501 Study Guide Latest Update Graded A+ Dual Duct System A system in which hot air and cold air are supplied by separate ducts and mixed at each controlled space to provide the desired supply air temperature. This method consumes a great deal of energy. Muiltizone System an a/c system in which the zone control is obtained by mixing hot and cold air at the unit in response to a room thermostat Load Calulations take the sensible heat and the latent heat into consideration which o...

Green Awareness Final Test Review Questions with Complete Solutions A "Heat Load Calculation" Uses the R values of building materials,Is used to properly size heating and cooling systems,Uses indoor and outdoor design temperatures for geographic location, All of the above A Bourdon tube is often found in a pressure gauge A condensing boiler condenses moisture from the flue gases A faucet water flow restriction device which adds air to the volume of water is the aerator A fauc...

BOMA-HVAC Exam Questions With Verified Solutions In an A/C system where air comes from both a hot duct and a cold duct that is supplied from a mixing terminal is called - answerA dual duct system An A/C system in which the zone control is obtained by mixing hot and cold air at the unit in response to a room thermostat is called a - answerMultizone system Heating and cooling load calculations take the _______________ into consideration. - answerSensible heat and latent heat Which of the f...