Air Conditioning Certification EXAM QUESTIONS AND ANSWERS 100% CORRECT!

After a system has been opened and the compressor changed you should - ANSWERreplace the line drier, leak check, evacuate and recharge When testing an air cooled condenser, the SAT of the condenser should be - ANSWER30F higher than the entering air Solid contaminants such as sludge and carbon from a compressor burnout are best removed by - ANSWERflushing the system, then installing a liquid line and suction line driers An increase in head psi will cause ___________ refrigerant to flow through a cap tube metering device - ANSWERmore A low pressure cut off switch is used to - ANSWERestablish a minimum operating pressure in the evaporator Which of the fallowing symptoms would be indicative of a oil logged condenser - ANSWERHigh discharge line pressure and low liquid line pressure Zero pounds per square inch absolute (psia) is - ANSWERa pressure which cannot be further reduced A partially clogged cap tube can cause - ANSWERstarved evaporator