| Amana Error Code | What this means | Action required |
|---|---|---|
| One LED flash that stays on continuously | No signal from the thermostat. | Turn off the unit’s power and check connections. |
| Single LED flash | Furnace lockout due to an excessive number of ignition retries (3). | Locate and correct gas interruption. Reset by lowering it for 20 seconds and then raise it back, furnace will reset itself after one hour. |
| Two LED flashes | Draft inducer is not operating or the pressure switch circuit has closed. | Replace the induced draft blower pressure switch, or repair the short. |
| Three LED flashes | The pressure switch is open. | Pressure switch may need to be replaced. |
| Four LED flashes | Pressure issue. High limit cut-off due to faulty wiring or bad filters. | Replace or clean the air filter; clean drain tubes of moisture or debris; may have an open limit switch that requires a jump, ensure not to run it with the main switch bypassed. |
| Five LED flashes | The unit is sensing a flame without a call for heat. | Might be the result of a slowly closing valve. Turn off the gas until the valve is fixed. |
| Seven LED flashes | Faulty flame sensor. | Flame sensor might be dirty or placed too far from flame. Clean if dirty, replace if defective. |
| Continuous LED flashing | Polarity of volt power is reversed. | Review wiring diagram to correct polarity. |
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