Troubleshooting Puzzle: An Under-Performing Heat Pump Jim Johnson February 5, 2021 In this troubleshooting situation, the customer’s description of the problem is that the unit is “running a lot, and not keeping the building warm.”Read More
Make Sure the TXV Remote Bulb Is Properly Placed Poor thermal contact with the suction line can cause problems John Tomczyk January 26, 2021 This article will explore the remote bulb and its proper placement on a system’s suction line.Read More
Always Protect Your Refrigerant Tubing Keep the end caps in place in order to keep out contaminants Joe Marchese January 26, 2021 It is much easier to prevent containments from entering a system then to deal with removing them or the system failure they will cause.Read More
Troubleshooting Puzzle: A Heat Pump with a Frosted Outdoor Coil January 12, 2021 Your troubleshooting situation this month involves a complaint from a customer about their heat pump that’s not working.Read More
Troubleshooting Puzzle: A Gas Furnace That’s Not Heating Jim Johnson December 11, 2020 Your troubleshooting situation this month involves an 80% single stage gas furnace that has been in service approximately seven years.Read More
Ten Tips for Proper Bearing Maintenance Bearing maintenance will ensure a long service life and help prevent failures Chris Johnson December 2, 2020 Bearing maintenance will ensure a long service life, preventing many common issues that can result in failure and costly downtime.Read More
Take the Time to Thoroughly Inspect Compressors Detailed assessments can reveal issues that may lead to compressor failure Joe Marchese November 22, 2020 Performing a more detailed inspection of a compressor might reveal a system issue that could lead to a failed compressor.Read More
Cold Weather Control of Condensing Units Frigid conditions require low ambient controls to ensure optimal performance John Tomczyk November 21, 2020 Condensing units that are exposed to low ambient conditions must have some sort of low ambient control installed on them.Read More
Troubleshooting Puzzle: A Chilly House Jim Johnson November 6, 2020 In this troubleshooting situation, the equipment is a gas pack, and the resident has called for service because the building “isn’t warm at all.”Read More
Six Tips to Improve Static Pressure Measurements Technicians can overcome frustration and doubt when learning this new skill David Richardson September 20, 2020 There are many technicians who have been measuring static pressure for a long time, and they have tips to make your life easier.Read More