HVAC3203

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APPLIED COMPETENCIES I

TradesMAIN

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Diagnose a residential heat pump system, with a faulty indoor fan relay and loose wiring

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Learn the indicators of a faulty thermostat, and loose wiring within the thermostat

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Diagnose common indoor and outdoor component faults

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Causes of mechanical faults that frequently occur in a residential heat pump typical faults

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Identify the fault code of outdoor major loads using the resistance value table.

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Determine the voltage and resistance of both the indoor and outdoor unit using the multimeter.