Lennox Furnace Error Codes
Model Families
| Family | Name | Fuel | Models |
|---|---|---|---|
| Lennox Healthy Climate | HC280E | dual_fuel | 1 |
| Dave Lennox Signature Collection | SLP98 | gas | 3 |
| EL296 | EL296-240E | electric | 2 |
| EL296V | EL296V-070-001 | electric | 2 |
| ELP | ELP16 | gas | 3 |
| Elite Series | EL180E | electric | 5 |
| G61 | G61V-060-001 | gas | 1 |
| Health Saver Series | HS180E | electric | 1 |
| ML195 | ML195-145E | dual_fuel | 2 |
| ML199 | ML199-240E | gas | 1 |
| NCB | NCB-240G | gas | 2 |
| NPE | NPE-240E | electric | 3 |
| Pace Series | PAC180E | electric | 1 |
| SLO | SLO-240E | gas | 1 |
| SLP | SLP98T | electric | 2 |
| SLP98 | SLP98-070-001 | gas | 1 |
| SLP98V | SLP98V-070-001 | gas | 2 |
| Slimline Series | SL240E | electric | 2 |
Error Codes
| Code | Description | Severity |
|---|---|---|
| 1 | Ignition Failure | Warning |
| 2 | Pressure Switch Stuck Closed | Warning |
| 3 | Pressure Switch Stuck Open | Warning |
| 4 | High Limit Switch Open | Warning |
| 5 | Flame Rollout Switch Open | Warning |
| 6 | Pressure Switch System Lockout | Warning |
| 7 | Ignition Lockout | Warning |
| 8 | Control Board Error | Warning |
| 9 | Line Voltage Polarity Incorrect | Warning |
| E250 | Lennox Code E250 - Indoor Blower Communication Error | Warning |