HVAC Final Exam Electrical For Air Conditioning Questions and Answers 100% Pass
HVAC Final Exam Electrical For Air Conditioning Questions and Answers 100% Pass When using a low voltage T-stat for heating and cooling, when would there be a jumper between Rh and Rc? Select one: a. When using a single transformer system b. When heating with an oil boiler c. When heating with a gas boiler d. When using a two transformer system - Correct Answer ️️ -A) When Using a single transformer system Digital thermostats usually display temperature, time of day, programming and operating status. Select one: True False - Correct Answer ️️ -True With the fan switch in the on position, the indoor fan will,,, Select one: a. Run in cooling mode b. run continuously c. run only when the outdoor unit runs d. none of the above - Correct Answer ️️ -b. run continuously What is the most common type of T-sat in the HVAC industry? Select one: a. Line voltage b. Remote bulb c. Low voltage d. None of the above - Correct Answer ️️ -c. Low voltage What device is added to a oil or gas forced hot air system when it is not AC ready? Select one: a. Fan limit switch b. Fan Center c. Multi Stage Thermostat d. Mars Relay - Correct Answer ️️ -b. Fan Center When a technician is taking an ohm reading across an open switch what should the reading be? Select one: a. 0 b. OL c. Source Voltage d. Some Number - Correct Answer ️️ -b. OL What does the "Y" terminal connect to on a wall mounted low voltage T-stat? Select one: a. Outdoor fan relay b. Cooling Contactor c. Primary side of transformer d. Indoor fan relay - Correct Answer ️️ -b. Cooling Contactor In a transformer the ______________________ winding is the windings to which voltage is supplied and is considered the load side of the transformer
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- Subido en
- 29 de mayo de 2024
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- 2023/2024
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hvac final exam electrical for air conditioning qu
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