When should gauges be installed on small critically charged systems?

A) Whenever the system is checked
B) Only when other diagnostic means have been exhausted
C) Routinely, at least every year
D) Monthly to insure the charge is still correct


B

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Observe proper ____________________ when installing a battery, connecting a battery, or jump starting a vehicle.

Fill in the blank(s) with the appropriate word(s).

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Scale results in a low head pressure in the cooling mode and high suction pressure in the heating mode.

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

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Radio signals are magnetic waves.

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

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Feed that is largely made up of fiber is called:

A. roughage B. concentrate C. energy feed D. protein supplement

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