Which dial meter should be used to check the input of a gas burner on a residential, forced-water boiler?

To check the input of a gas burner on a residential, forced-water boiler, the appropriate tool is the gas dial meter. This type of meter is specifically designed to measure the volume of gas used by the burner, allowing technicians to assess the gas flow rate and ensure it meets the required specifications for safe and efficient operation.

The gas dial meter provides critical readings that enable the technician to verify that the gas burner is receiving the correct amount of fuel necessary for optimal combustion. This is essential not only for performance but also for safety, as incorrect gas input can lead to inadequate heating or the potential for hazardous situations.

In this context, a water meter measures the flow of water, making it irrelevant for checking gas input. An electricity meter tracks electrical consumption, which is not applicable to gas burners. A pressure meter, while useful for measuring the pressure of gas lines, does not directly provide information about the volume or input of gas being utilized by the burner. Thus, the gas dial meter stands out as the necessary instrument for this specific task.