The purpose of controls in an HVACR system is to:

A) Protect the refrigeration cycle components.
B) maintain the temperature in a space.
C) Start and stop all the electrical components.
D) Regulate HVACR equipment in response to monitored conditions.


D

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Materials typically used for cable jackets include neoprene, lead, and _____.

a. polychlorprene b. copper c. PVC d. rubber

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Which of the following statements about battery ratings is true?

A. The ampere-hour rating is defined as the amount of steady current that a fully charged battery can supply for 1 hour at 80ºF (26.7ºC) without the cell voltage falling bellow a predetermined voltage. B. The cold cranking amperage  rating represents the number of amps that a fully charged battery can deliver at 0ºF (-17.7ºC) for 30 seconds while maintaining a voltage above 9.6 volts for a 12 volt battery.  C. The cranking amperage rating expresses the number of amperes a battery can deliver at 32ºF (0ºC) for 30 seconds and maintain at least 1.2 volts per cell. D. The reserve capacity rating expresses the number of amperes a fully charged battery at 80ºF can supply before the battery's voltage falls below 10.5 volts.

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Cabinet manufacturers rarely provide any accessories.

Answer the following statement true (T) or false (F)

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The ________ the bin number, the cleaner the vehicle

A) Higher B) Lower

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