How to Fix Amana Dryer Error F70

Error Code: F70 Difficulty: Hard

Problem: Communication failure between the user interface board and the main control board.

How to Fix F70 Error (Step-by-Step)

1. Ensure the dryer is completely disconnected from the power supply by unplugging it.
2. Access the dryer’s electronic boards by removing the necessary service panels (usually the top or back).
3. Identify the user interface board (where you make your selections) and the main control board.
4. Check the wiring that runs between these two boards for any loose plugs or visible damage.
5. Unplug the connectors on both ends, inspect them for any bent or corroded pins, and then plug them back in firmly.
6. If the connections are solid and the wires are intact, the communication failure is likely due to a faulty main control board (W10756689) or user interface board (W10280652).
7. Because it is difficult to determine which board is at fault without proper check equipment, professional service is recommended.
8. Turn the appliance off, wait about 2 minutes, then turn it back on.

Next Steps and Parts

Still Not Working?
If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.