Tech Tips

Tech Tips is another great way that Ferguson HVAC East West AirĀ brings you more information without leaving your place of business. We have expert staff eager to share articles about the equipment you use. Read about solutions, best practices and user guides for all of your major equipment needs.

July 22, 2016

Determining Gas Furnace BTUH Output: Clocking the Gas Meter

These eight easy steps will determine the BTUH output of a gas furnace. Step 1: Determine the BTUH content of a cubic foot of natural gas. This information is available from your local gas supplier. If the actual heat content of the gas cannot be obtained, use a default value of 1,050 BTU per cubic […]

July 22, 2016

Accurate Gas Heat Air Volume Measurement: Temperature Rise

Follow these 10 steps to determine an accurate gas heat air volume measurement. Step 1: Disconnect power to the furnace. Set the furnace so that its indoor blower motor runs on HIGH SPEED in heat mode operation. Restore power to the furnace. Step 2: Give the system a call for heat and confirm the heating […]

July 22, 2016

Troubleshooting A Hot Surface Ingitor

If the ignitor element is failing to glow, the carbide ignitor element may be cracked, the wire connections between the integrated furnace control (IFC) and the ignitor may be bad or the IFC may be defective. Step 1: Disconnect power to the furnace Step 2: Inspect the ignitor assembly for obvious defects such as a […]

July 22, 2016

Measuring For a Curb Adapter

Sometimes it’s necessary to do a field measure to verify an existing curb’s dimensions. If this applies to you, you’re in luck. CDI has provided an easy-to-follow guide that will help you through the process. Please fill out the measure drawing and measure template forms, making sure to note which opening is the return, and […]

July 22, 2016

How To Measure Evacuation

A micron is a unit of pressure starting from a perfect vacuum (no pressure) expressed in linear increments. One inch equals 25,400 microns. That last inch of pressure below zero on the low side compound gauge is 25,400 microns. A compound gauge only indicates that a vacuum is being produced, but does not tell you […]