Concerning the evaporator pressure regulator drawing shown in the bottom of the illustration, what statement is true? See illustration RA-0065.

Question

Accepted Answer

"P" refers to an internal pilot passage sensing evaporator pressure

Answer

"P" refers to an internal pilot passage sensing suction line pressure

Answer

"Q" refers to an external pilot connection used simultaneously with the internal pilot passage "P"

Answer

"A" refers to the adjusting stem used to set the maximum allowable evaporator pressure

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