Heat anticipators Study guides, Class notes & Summaries

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 ...

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...

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...

A gas furnace to be installed in a garage. The national standards requires that the burners and ignition must be located ____ above the floor: - Answer-18 inches A good description of how a bi-metal fan switch operates the blower motor on a gas furnace is: - Answer-Temperature on/ Temperature off Redundant gas valves used on gas furnaces will shut down if gas pressure exceeds: - Answer-13.5 in W.C. (or 1/2 psi) This is the maximum pressure for gas valve operation Burning one cubic foot of...

A gas furnace to be installed in a garage. The national standards requires that the burners and ignition must be located ____ above the floor: 18 inches A good description of how a bi-metal fan switch operates the blower motor on a gas furnace is: Temperature on/ Temperature off Redundant gas valves used on gas furnaces will dual gas shut off seat Burning one cubic foot of Liquefied Petroleum gas completely will produce approximately ____ BTUs. 2,000 - 2,500 LP gas has a specific gravity of ...?...

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 t...

HVAC Exam Questions with Correct All A An electric heating unit in a duct system is classified as a - Answer-forced draft convector Radiant heat is transferred by? - Answer-infrared rays The limit switch is used on the electric element assembly to - Answer-open the circuit to the element if the furnace overheats Technician "A" says that a fusible link can be jumped out temporarily to allow the customer to get heat until the next business day. Technician "B" says that if the fuses...

A fuse is used in an electrical circuit to - Answer: Protect the circuit wires from an overcurrent condition How are fuses rated - Answer: In amps with a maximum voltage rating What will an ohmmeter measure when testing an open fuse - Answer: Infinite resistance What type of sensing element is commonly found in fan and limit controls - Answer: Bimetal What is used to sense space temperature in electronic temperature controls - Answer: Thermistors What is known about a liquid-...

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HVAC Exam Questions with Correct All Answers An electric heating unit in a duct system is classified as a - Answer-forced draft convector Radiant heat is transferred by? - Answer-infrared rays The limit switch is used on the electric element assembly to - Answer-open the circuit to the element if the furnace overheats Technician "A" says that a fusible link can be jumped out temporarily to allow the customer to get heat until the next business day. Technician "B" says that if the...