How can the temperature rise of a furnace be reduced

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Reference no: EM131374188

1. What is the temperature rise of a furnace with a supply-air temperature of 130°F and a return-air temperature of 75°F?

2. How can the temperature rise of a furnace be reduced if it is too high?

3. What are the normal oxygen and carbon dioxide percentages in the flue gas in a properly operating gas furnace?

Reference no: EM131374188

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