Students pose for a photo  |
Students use a bottle of nitrogen to test the opening and closing of a pressure switch |
Students operate a hand-cranked generator to learn how it produces electricity |
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| Students testing resistance readings to determine common, start and run terminals of a compressor | |
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A student inspects an outdoor fan motor |
A student draws a schematic of one of the 4 motor types. |
| Students test opening and closing switches for a thermostat with the heat of their hands and ice water and record the results. |
Students perform one of the five tests on a transformer. |
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| Students use a digital volt ohmmeter to measure the voltage of a compressor. | A student makes resistance checks of the windings of a shaded pole motor |
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Students work on resistance testing (the power is turned off) and the instructor answers students' questions |
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| A student examines external OLPs (overload protectors) to determine pin numbers | The instructor provides an explanation on OLPs. |
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One group of students works on a thermostat switchboard while...  |
...others check the voltage of a fan motor while it is running.  |
| After a discussion of electricity, students draw schematic diagrams on the board. | |
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Heating, Air Conditioning & Refrigeration Technology
