Ducane Gas Furnace: 92AF
Re: Lockout Codes
| Red Light | Description |
| Off | No Power or Control Failure |
| On | Power On - Normal Operation |
| 1 | Flame Present with Gas Valve Off |
| 2 | Pressure Switch Stuck Closed |
| 3 | Pressure Switch Stuck Open |
| 4 | High Limit Switch Open |
| 5 | Roll-Out Switch Open |
| 6 | Pressure Switch Cycle Lockout |
| 7 | Failure to Ignite |
| 8 | Flame Loss |
| 9 | Incorrect Polarity |