Medium temperature refrigeration coil temperatures ranging from 32°F down to 0°F are generally used for what applications?
What will be an ideal response?
Answer: Frozen foods.
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Referring to the following figure, a work order indicates no A/C cooling. The blower motor is found to operate correctly. Which of the following could be the cause?
A. Blown fuse F12 B. Low A/C refrigerant level (low pressure in system) C. Open circuit A77-GB D. Both B and C
NEC Article 376 contains definitions for _____.
a. bus bracing b. metal wireways c. panelboards d. clearances
The ____ for the controlled lighting circuit shall be provided at the location where switches control lighting loads that are supplied by a grounded general-purpose branch circuit.
A. junction box B. panel box C. terminal lead D. grounded circuit conductor
Which of these symptoms may be caused by excessive ethanol in the fuel?
A) Late transmission shifting B) Poor AC performance C) High idle speed D) Rough idle or stall