Hvac electric test - Study guides, Class notes & Summaries

Law of electric states that: - Like charges repel, and opposites attract When testing a supply voltage a maximum variation allowed is typically: - plus or minus five percent A Voltage Tester reads zero when there is: - no potential difference An Ammeter - Is used to measure the quantity and intensity of electrons flowing inside a wire, or through a load When will an ammeter have an indication/reading of zero. - When it is clamped around two wires feeding a load device,...

HVAC Excellence Study Guide) for Electric Test with 100% correct questions and answers.

HVAC Excellence Study Guide) for Electric Test

HVAC TEST QUESTIONS AND ANSWERS 100% SOLVED The coolant bypass solenoid valve provides a second path for coolant to flow between the engine block and the: Thermostat housing The heater core is an air to liquid heat exchanger similar to a radiator. false the 1.6l gtdi engine uses the no-flow coolant strategy in the engine block to: Both a and b on vehicles equipped with the auto start-stop feature, such as the 2014 fusion, the cabin heater coolant pump will only operate when: engine coo...

HVAC Journeyman's Study Set Exam Final Questions and Answers The maximum horizontal length of a single-wall connector shall be ____ percent of the height of the chimney or vent. - CORRECT ANSWER-75% Grease filters shall be installed at an angle of not less that ____ degrees from the horizontal and shall be equipped with a drip tray beneath the lower edge of the filters - CORRECT ANSWER-45 A device that will automatically shut off the fuel supply to a main burner or group of burners ...

The heat pump requires ______________thermostat. a. single stage heating operation b. two stage heating operation c. three stage heating operation - two stage heating operation the thermostat will look for the ____ circuit first before using the battery back-up power. a. R b. C c. Y - C the ____ circuit is a 24 volt L1 from the transformer. a. R b. C c. Y - R the ______ circuit is a 24 volt L1 control string compressor circuit. a. R b. C c. Y - Y The _____ c...

Resistance is? - Opposition to current flow An electron has? - A negative charge Impedance is? - Opposition to alternating current flow Current flow is? - Electron flow in a circuit The safety ground conductor is usually color coded? - Green or bare. Like charges? - Repel each other The symbol for current is? - I Any material that will readily release electrons is called? - A conductor Which of the following materials would be best suited for use a...

HVAC electric Test with Complete Solutions Relay - Answer-an electrical device, typically incorporating an electromagnet, that is activated by a current or signal in one circuit to open or close another circuit. ampere - Answer-a unit of electric current equal to a flow of one coulomb per second. Resistance - Answer-the opposition to the flow of electrons Rotor - Answer-the rotaring part of an electrical motor ohm - Answer-the SI unit of electrical resistance, expressing the res...

Vivint practice quiz questions and answers 100% correct True or False: The FireFighter may be installed next to a stand-alone battery-powered smoke detector. False True or False: When performing a full system test, you may bypass any open doors or windows. False When programming an SKEY1, you must Always...? Enable emergency key True or False: When running power to the TAKE-345, polarity does not apply. False When programming the emergency key for an SKEY1, which zone/sensor types are recom...