| Part Number | Part Description | Part Link |
| 69W43 | Flame Sensor | View Lennox Part # 69W43 |
| 72W34 | Gas Valve | View Lennox Part # 72W34 |
| 70W16 | Hot Surface Ignitor | View Lennox Part # 70W16 |
| 73W45 | Ignition Control Board | View Lennox Part # 73W45 |
| 71W44 | Limit Switch | View Lennox Part # 71W44 |
