The method of defrost that involves removing refrigerant from the evaporator is _____ defrosting.

An evaporator fabricated from two metal sheets, welded together, that form a series of passages through which refrigerant flows describes a(n) _____ evaporator.

Air defrosting is most commonly used on evaporators in _____ applications.

A condenser that uses fan drafts and water sprayed over its tubing is called a(n) _____ condenser.

Which of the following is NOT a symptom of a hermetic system that is low on refrigerant?

An overcharge of refrigerant will cause_________________.

Liquid line solenoid valve (open) _______ Defrost solenoid valve (closed) _______ Condenser check valve _______ Defrost thermostat _______ Crankcase pressure regulator _______ Pressure-regulating valve  _______ Condenser _______ Three-way solenoid valve _______ Bypass check valve _______ Liquid receiver _______

A customer complains that their air conditioning system is running constantly, but no cooling enough. The suction line is very cold and the compressor is sweating. The most likely cause is_______________.

A partially iced over evaporator can be caused by_________.

In ducts and cabinets, airflow is guided and directed by _____.