InstallationPregunta 37 de 110
Gas piping for a furnace must be sized primarily to do what?
a.Match the refrigerant line size
b.Deliver adequate gas volume at the required pressure to all connected appliances
c.Reduce electrical load
d.Support the condensate drain
Explicación
Gas pipe is sized from tables using the appliance input in BTU/hr, the pipe length, and the allowable pressure drop so every appliance receives adequate fuel. Undersized piping starves burners and causes poor combustion. The CMC provides sizing tables and requirements.
Referencia Legal: 2022 California Mechanical Code (CMC)Practica las 110 preguntas gratis — sin registro.
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