Electronic air cleaners Study guides, Class notes & Summaries

A technician has determined a supply in a flexible duct system is leaking. What should be checked? - All connections inner and outer layers. Electronic air cleaners can operate with internal voltages as high as? - 5000v Why do some electromechanical type thermostats require connections to both the hot side and common side of the low voltage transfromer - Display lights must be powered using both sides of the line the continuity reading on a functional fuse will be - 0 ohms a compress...

DAT Test Bank Questions with Answers 100% correct | 2024 update DAT Test Bank Questions with Answers 100% correct | 2024 update Contains marking scheme Survey of Natural Sciences Which of the following viral genomes can be directly translated into protein by the host cell’s translation machinery? Double-stranded DNA Single-stranded DNA, coding (+) strand Double-stranded RNA Single-stranded RNA, coding (+) strand Single-stranded RNA, template (–) strand ...

What precautions are required when mounting any gas furnace on a wood platform in an attic? None The gas control valve may be damaged if exposed to an inlet pressure above what? 14 inch W.C. How many elbows and joints should a vent connector have? As few as possible to reduce resistance of flue gases. Under what conditions, if any may the technician route the exhaust of the furnace into the exhaust vent of the water heater: Under no conditions may you use the water heater exhaust vent. ...

DAT Test Bank Questions with Answers 100% correct | 2024 update DAT Test Bank Questions with Answers 100% correct | 2024 update Contains marking scheme Survey of Natural Sciences Which of the following viral genomes can be directly translated into protein by the host cell’s translation machinery? Double-stranded DNA Single-stranded DNA, coding (+) strand Double-stranded RNA Single-stranded RNA, coding (+) strand Single-stranded RNA, template (–) strand ...

Heat Anticipators Are wired in series Cooling anticipators Are wired parallel Low pressure switches detects a loss of refrigerant Low pressure switches de energizes the compressor Electronic air cleaners do not remove odors Electronic air cleaners normally are 4000 to 8000 dc volts Air handlers above a ceiling have to have a secondary pan Latent heat changes the state of a substance but not the temp Always size a heat pump By the cooling capacity Sensible heat You can ...

A pick list contains information that - Correct answer-Identifies the supplies and instruments needed for a specific doctor and procedure The basic unit of a living organism - Correct answer-Cell What is the name of the surgical procedure where an opening is made into the skull? - Correct answer-Crainotomy The decontamination area of the central service department is where instruments are carefully checked for cleanliness and function (T/F) - Correct answer-False The term "periosteal ele...

What are the 3 types of media used in contaminate control - Active carbon, chemically treated carbon, potassium permanganate What is residence time? - the time it takes air to cross a distance equal to the thickness of the filter without accounting for the resistance of the media through which it travels What are the variations of the contamination control principle - clean the air required by the process, blanket the product with cleaned air, offer enough air flow to move contaminated air ...

NAFA CAFS /Exam Questions With 100% Correct Answers. What are the 3 types of media used in contaminate control - answerActive carbon, chemically treated carbon, potassium permanganate What is residence time? - answerthe time it takes air to cross a distance equal to the thickness of the filter without accounting for the resistance of the media through which it travels What are the variations of the contamination control principle - answerclean the air required by the process, blanket the ...

Heat Anticipators correct answers Are wired in series Cooling anticipators correct answers Are wired parallel Low pressure switches detects correct answers a loss of refrigerant Low pressure switches de energizes correct answers the compressor Electronic air cleaners do not correct answers remove odors Electronic air cleaners normally are correct answers 4000 to 8000 dc volts Air handlers above a ceiling have to have correct answers a secondary pan Latent heat correct answer...

Why are air cleaners installed ahead of heating or cooling coils and air conditioners? correct answers To protect the equipment from dust and increase efficiency What are two ways in which a mechanical filter could restrict air flow? correct answers Dirty Air Filter and Incorrect Air Filter Name three types of air cleaners that can be used with a forced-air furnace? correct answers Media, electrostatic, and electronic Which type of air cleaner is usually the least expensive? correct ans...