Hvac heating Study guides, Class notes & Summaries

Mechanical Technologist Grade 1 CWEA Certification Exam Study Guide 2024 with Verified Answers| 100% Correct| 100% Score What is an oxygen-acetylene torch? - A welding torch that uses fuel gas and oxygen to weld or cut metals What does CMMS stand for? - Computerized Maintenance Management System What does OMM stand for? - Operations and Maintenance Manual What does SOP stand for? - Standard Operating Procedure What does SCADA stand for? - Supervisory Control and Data Acquisition What doe...

Air Filtration Device (ADF) Commonly called an air scrubber or negative air machine if airborne particles need to be reduced, you could use an appropriately installed _______ ________ ________ Air Filtration Device AFD Assembly Construction Prior to determining the best drying system for affected materials, restorers should identify and understand the assembly construction (ie wall assembly, floor assembly) Category 1 water originates from a sanitary source and does not ...

When using a low voltage T-stat for heating and cooling, when would there be a jumper between Rh and Rc? Select one: a. When using a single transformer system b. When heating with an oil boiler c. When heating with a gas boiler d. When using a two transformer system - Answer-A) When Using a single transformer system Digital thermostats usually display temperature, time of day, programming and operating status. Select one: True False - Answer-True With the fan switch in the on position...

Water boils at ______degrees celsius - Answer-100 In what direction does a vapor exert force - Answer-All How many BTUs are required to convert 27 pounds of 6°F Ice to 1398°F Steam - Answer-51,300 What is an integrated furnace control (IFC)? - Answer-An electronic module to control the operation of the furnace. Which of these are good insulators? - Answer-Air, Fiberglass What component transfers heat to room air and is a barrier that separates combustion gases from room air in a gas fir...

Heating Degree Days Correct Answer The number of degrees that a day's average temperature is below 65o Fahrenheit (18o Celsius), which is the temperature below which buildings need to be heated Adding total HDDs or CDDs help us compare heating and cooling requirements for different geographic locations Outdoor Design Temperature Correct Answer The temperature at which an HVAC system is designed to operate and maintain the temperature 99% of the time Cooling Degree Days Correct Answer A...

HVAC Gas Heat certification exam Questions and Answers 100% Pass A gas furnace is to be installed in a garage. The national standards require that the burners and ignition sources must be located ______ above the floor - Correct Answer ️️ -18 inches A good description of how a bi-metal fan switch operates the blower motor on a gas furnace is - Correct Answer ️️ -Temperature on- temperature off Redundant gas valves used on gas furnaces have - Correct Answer ️️ -Dual gas shut o...