Air Conditioning Certification Exam Questions and Verified Answers | Passed | A+
A faulty condenser fan motor on an air conditioning system will cause these symptoms..... : High suction pressure and high discharge pressure When connecting copper to steel the recommended brazing filler alloy is a... : 45 percent silver alloy A partially iced over evaporator can be caused by... : An undercharge Heat added to the refrigerant in vapor state after the evaporation process is called.... : Superheat 2 Why must refrigerant in the suction line be slightly warmer than the saturation temperature? : Prevent liquid slugging of the compressor Heat which causes a change of temperature of substance is called.... : Sensible heat The thermostatic expansion valve has three operating pressures.... : Evaporator pressure, spring pressure, and sensor bulb pressur
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