Hvacr journeyman - Study guides, Class notes & Summaries

HVACR Journeyman Practice Exam with complete solution

In a (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: Correct Answer Operate at High Efficiency. What is one of the main reasons that reciprocating compressors are not 100% efficient? Correct Answer Clearance Volume A dirty evaporator and return air filters subsequently causes low evaporator pressures which will cause Correct Answer High Compression Ratios The automatic expansion valve (AEV) maintains a constant __...

HVACR Journeyman Practice Exam with Answers A+ Graded In a (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: - CORRECT ANSWER-Operate at High Efficiency. What is one of the main reasons that reciprocating compressors are not 100% efficient? - CORRECT ANSWER-Clearance Volume A dirty evaporator and return air filters subsequently causes low evaporator pressures which will cause - CORRECT ANSWER-High Compression Rati...

CDC-3E151 HVACR JOURNEYMAN VOLUME 5 EXAM QUESTIONS AND ANSWERS #18

In a (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: - Operate at High Efficiency. What is one of the main reasons that reciprocating compressors are not 100% efficient? - Clearance Volume A dirty evaporator and return air filters subsequently causes low evaporator pressures which will cause - High Compression Ratios The automatic expansion valve (AEV) maintains a constant ______ in the evaporator. - Pressure S...

HVACR Journeyman Practice Exam

CDC 3E151 - HVACR JOURNEYMAN VOLUME 4 EXAM QUESTIONS AND ANSWERS #33

In a (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: - Answer-Operate at High Efficiency. What is one of the main reasons that reciprocating compressors are not 100% efficient? - Answer-Clearance Volume A dirty evaporator and return air filters subsequently causes low evaporator pressures which will cause - Answer-High Compression Ratios The automatic expansion valve (AEV) maintains a constant ______ in the evapor...

HVACR Journeyman Practice Exam2024/2025 graded A+ by experts

HVAC-101 Intro To HVAC Exam Guide 2024. All NATE specialties are offered at two levels. They are: Apprentice and journeyman. Installation and service. Heating and air conditioning. Journeyman and master. - CORRECT ANSWER Installation and service HVAC Excellence: A)Oversees national curriculum standards for all trade and technical education organizations. B) Regulates all HVACR manufacturing facilities in the United States. C)Established an organization to provide programmatic ...