0 Degree HVAC Series 4 Hour 04
Course Content
Bar AC Emergency: Washing Heavily Blanketed Condenser to Restore Cooling
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Replacing a Dishwasher Exhaust Fan Corroded by Chemical Vapors
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Lennox Rooftop Unit: Bypassing Factory Sensor for Reliable Operation
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Dining Room AC: Frozen Coil Hides a Failed Indoor Blower Belt
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Replacing Three Rooftop Exhaust Fans with Mushroom-Style Replacements
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Kitchen AC Down: Tracing a Lost 3-Phase Power Leg from the Disconnect
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Lennox Package Unit Cooling-Season Tune-Up and High-Pressure Diagnosis
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Kitchen AC Not Cooling: Missing Y Signal Traced to Wiring Mistake
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Kitchen Exhaust Fan Issues: Switch Off and Grease-Sealant Failure
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