keep getting code 4 on coleman furnace


Old 11-11-11, 07:54 PM
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keep getting code 4 on coleman furnace

i just replaced the centrifugal switch today and now the limit switch error code is flashing why and how do i fix it my family is freezing at night...thank you for any help i can get
model: DGAT090BE
Old 11-12-11, 01:57 PM
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Check near the circulation fan for a manual reset limit switch. It will look like this:

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