February 2, 2025 By admin

ULN Furnaces – Super Plugs (12 of 12)

They sound important and that’s because they are! With the new NFC capable furnaces, you don’t need a phone for the install or service. The super plug is an alternate method of loading the “run recipe” into the furnace control.

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ULN Furnaces – Control Board Component Tour (6 of 10)

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ULN Furnaces – Unit Breakdown (4 of 10)

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ULN Furnaces – Burner Differences (3 of 10)

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ULN Furnaces – Regulation Overview (1 of 10)

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Ductless Installation & Troubleshooting Class

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38MURA – 40MUAA

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Keep in Mind

Best Practices,

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40MUAA vs 40MBAB

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Understanding the T1 Sensor

Understanding the T1 Sensor

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Best Practices – Side Discharge Condensers

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Best Practices – Literature Hunt

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Best Practices – Airsharing