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Compressor Running but No Cooling Output – The Sneakiest Failure

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Sometimes the system sounds normal, but no cool air comes out. The compressor hums, fans spin—but […]

by James FarmerBlogNovember 1 2025 Excessive Standby Power Draw – The Cost of Doing Nothing

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Even when your HVAC is off, it draws a little power to keep boards and sensors […]

by James FarmerBlogNovember 1 2025 Low EER – Cooling Less for More Cost

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The Energy Efficiency Ratio (EER) measures how much cooling you get per watt of electricity. When […]

by James FarmerBlogNovember 1 2025 System-Wide Low Power Factor – Hidden Efficiency Leak

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Just like in a single motor, low power factor across your whole system indicates widespread inefficiency.Chatterbox […]

by James FarmerBlogNovember 1 2025 Heat Pump Defrost Too Frequent – Melting More Than Ice

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Heat pumps use defrost cycles to keep the outdoor coil clear, but too many cycles waste […]

by James FarmerBlogNovember 1 2025 High Startup Amperage – Power Surge on Every Cycle

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Each time your compressor starts, it draws a big burst of current. If that surge grows […]

by James FarmerBlogNovember 1 2025 Long Runtime in Mild Weather – Cooling That Won’t Quit

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Sometimes a system runs for hours when the weather doesn’t demand it. That’s a red flag […]

by James FarmerBlogNovember 1 2025 Short Cycling – The System That Can’t Make Up Its Mind

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When your HVAC system turns on and off every few minutes, it’s called short cycling. It […]

by James FarmerBlogNovember 1 2025 Miswired Thermostat – Commands Gone Confused

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A simple wiring mix-up can cause bizarre behavior: heat on cool mode, fan off in summer, […]

by James FarmerBlogNovember 1 2025 Faulted Fan Relay – The Blower That Won’t Listen

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When your thermostat says “fan on” but nothing happens—or it won’t shut off at all—a stuck […]

by James FarmerBlogNovember 1 2025