The following spare parts are available for the model number FSE-O40:
Burners
| Part name | Also known as |
| 29-99-602 - RG1RKD TC Low NOx Oil Burner Hi/Lo | |
| 30-05-787 - Rg1Rkd Burner Gasket |
Controls
| Part name | Also known as |
| B-SC3ML-MZR - Smartcom Multizone Control Panel |
Electrical Components
| Part name | Also known as |
| 1030165 - F1 Fuse 5x20T 6.30A |
Fan Blowers
| Part name | Also known as |
| 1800804 - Blower Direct Drive 10/10 1ph |
Filters
| Part name | Also known as |
| 29-15-017 - Oil Filter 18489P 1/4" Bsp |
Gas Valves
| Part name | Also known as |
| 28-30-102 - Lever Action Fire Valve |