The velocity of any gas, including steam, is a measure of the flow rate divided by the total area of the flow. Determine the rate of flow through a given duct or pipe. This is typically measured in feet per minute--or more conventionally as ACFM (Actual Cubic Feet per Minute). Calcul...
Find the required approach in the manufacturers installation instructions, which will be specific to the condenser you are servicing. Measure the outdoor air temperature entering the condenser from top to bottom of the coil outside of line of site of the sun and obtain an average condenser ...