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  1. Replies
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    Yes I am aware. During my troubleshooting I even...

    Yes I am aware. During my troubleshooting I even tried it at all the different fan speeds, from highest to lowest. It made no difference on the operation of heat.
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    A quick follow up. Had the return air vent...

    A quick follow up. Had the return air vent replaced with a larger 16" vent and 20"x20" grill. The furnace is now working properly. The wattage is reading correctly, and the house heats up much...
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    Thanks everyone for the help. I've come to the...

    Thanks everyone for the help. I've come to the conclusion the return air duct is causing this and needs to be fixed. It's the only logical thing it could be, and explains why the furnace seems to...
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    The filter is new and replaced regularly. Looking...

    The filter is new and replaced regularly. Looking at my return air grill, it is 14"x14" with a 12" duct that's about 20' from the furnace.
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    The particular unit I have is CBX32MV-024/030,...

    The particular unit I have is CBX32MV-024/030, and heat strip is ECB29-12.5. As I mentioned earlier, there is no heat pump, so I use it for only electric heat.

    Here's more that I've noticed after...
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    Lennox Air Handler watt inconsistency

    I have a Lennox Air Handler (CBX32MV i think) with electric heat. No heat pump attached at the moment. When I had it installed new a few years ago, the installer determined I needed 12.5 kWh electric...
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