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Error code reference
Amana Dryer Error Code AIRFLOW FAULT
Lint chamber air pressure switch indicates insufficient airflow through the dryer, possibly due to clogged lint screen or exhaust obstruction.
SourceAmana Furnace - ADC AD-464 Service Manual PastProduction Industrial: SC-125-BHp. 23, 44, 77
Diagnostic procedure
The full AIRFLOW FAULT procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Clean the lint screen and verify air pressure switch setting and wiring. Check PLC input LED #5.
SourceAmana Furnace - ADC AD-464 Service Manual PastProduction Industrial: SC-125-BHp. 23, 44, 77
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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