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When the compressor needs replacing, many homeowners and contractors consider the option of replacing the entire system. Here are 5 reasons why changing the compressor is the more cost-effective option. Less Labor – A single tech can change a compressor, whereas a system change-out requires at least two crew members. No Demolition or Line-Set Replacement […]
To determine if compressor windings are open or shorted, perform this simple test. Measure the Ohms across 3 compressor terminals using an open continuity setting on your multimeter Common to Run should have the lowest resistance Common to Start should have the 2nd largest resistance Run to Start should have the largest resistance In all single-phase […]
The R-410A flare tool will create a defined 45 degree angle in the copper so it will seal tightly against the flare fitting. Older flare tools will not create a tight seal. When installing mini-splits, flares are required on each end of the line set to connect the evaporator and condenser. Since R-410A is a […]
To ensure the accurate tightness of fittings, it is important to use a torque wrench when installing mini-splits. In heat pump applications, the expansion and contraction of the suction and liquid lines tends to weaken the flare connections. To make sure you have a strong connection, flare connections should be made as follows. First, set […]
To properly size a bath fan, you can follow the recommendations from the Home Ventilating Institute (HVI) guidelines: Fan Sizing for Bathrooms Under 100 SQ. FT. The standard rule for bathrooms 100 square feet or smaller is one CFM per square foot of the bathroom. To find the square footage multiply the length of the […]