furnace wont light

Old 11-05-22, 05:52 AM
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furnace wont light

coleman furnace mod.# dgaa070bdta wont light and shows no flashing light codes
Old 11-05-22, 10:24 AM
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When did it last operate OK?
Old 11-05-22, 11:52 AM
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Welcome to the forums.

Check for 120v to the furnace.
Look for and check for a blower door safety switch.
Look for and check the 24v transformer for 120vAC in and 24vAC out.

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