Amana
Improper Blower On/Off Timing
Furnace ignites and runs, but blower starts very late, causing very hot air and frequent limit trips.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Incorrect blower delay settings on control board, Faulty fan timer circuit, Sticking blower relay
How to Fix / Troubleshooting
Safety: Turn off power before adjusting control board settings.
- Check dip switches/jumpers: On some Amana boards, blower on/off delays are configurable. Verify settings match installation manual.
- Observe timing: Time the delay from burner ignition to blower start; compare to specifications.
If timing is incorrect and not adjustable, the control board may need replacement.
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Repair Difficulty
Medium
3/5
Required Part
Furnace Control Board
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