Refrigeration Study Guide 2 Questions and Answers | New One | Grade A+
________ heat causes a change in temperature. Ans: Sensible ________ heat causes refrigerant to change state. Ans: Latent ________ is being removed when a vapor is changing into a liquid Ans: Latent heat of condensation ________ is being added when a liquid is changing into a vapor. Ans: Latent heat of vaporization The ________ increases the pressure and temperature of the refrigerant. Ans: Compressor _________ use an external drive motor. Ans: Open Compressors Open compressors can leak refrigerant around the________ Ans: crankshaft If there is a leak around the crankshaft the _________ needs to be replaced. Ans: shaft seal __________ compressors have the compressor and motor in the same housing. Ans: Hermetic Refrigerant vapor moves through the crankcase of a compressor so ___________ to the compressor. Ans: oil is returne
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