The following spare parts are available for the model number FSE-G300:
Belts & Pulleys
| Part name | Also known as |
| 1801157 - Pulley Taper Bush 1210-28 | |
| 1801162 - Pulley Taper Bush 2012-30 | |
| 1801543 - Pulley B236 | |
| 1801545 - Variable Pulley 136 | |
| SPB1800 - Wedgebelt SPB1800 |
Burners
| Part name | Also known as |
| 30-03-817 - Rl32 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 |
| 1800357 - Blower ADH400L |
Fans & Motors Centrifugal
| Part name | Also known as |
| 1810344 - Fan Motor 3.0kW 3ph |
Other Heater Components
| Part name | Also known as |
| 1030162 - RS Relay 8A DPDT 40.52.8.230 | |
| 1030163 - RB Relay 16A SPDT 40.61.8.230 | |
| 1030167 - KM1-2 Contactor LC1E1210M7 5.5kW | |
| 1030169 - RT1-2 Overload LRE12 5.5-8A | |
| 1210179 - Flue Pressure Switch | Flue vacuum switch, Flue aps / air pressure switch |
| 1215001 - Fan / Low Limit Switch (Auto Reset) | |
| 1215020 - Manual high limit thermostat | |
| 1215220 - Fan/Limit Assembly Complete - NO LONGER AVAILABLE |