The following spare parts are available for the model number C4024S (SCA100):
Fans & Motors Flue/Venter
| Part name | Also known as |
| 35-25223 - Venter Motor and Wheel Assembly | combustion fan and Wheel Assembly, combustion fan assembly and Wheel Assembly, flue venter assembly and Wheel Assembly, flue fan and Wheel Assembly, premix burner combustion fan and Wheel Assembly |
| R135979 - Venter Wheel. |
Filters
| Part name | Also known as |
| 30-61747 - Surpresser Filter |
Gas Valves
| Part name | Also known as |
| 2088 - Gas Valve 240V | solenoid valve 240V |
Other Heater Components
| Part name | Also known as |
| 03-25167 - Fan Control Relay | |
| 03-400US-01 - Limit Degree Control Stat Degree C1 76 Degree C | |
| 03-400US-03 - Limit Degree Control Stat Degree C3 96 Degree C | |
| 03-400US-42 - Ignition Electrode and Lead | |
| 03-401US-195292 - RECTIFICATION PROBE | |
| 03-60621-130 - Replacement Honeywell Pressure Switch Kit | Replacement Honeywell vacuum switch Kit, Replacement Honeywell aps / air pressure switch Kit |
| 1001873 - Rectification Lead | |
| 2074 - Auto Ignition Controller | Auto Ignition control box, Auto Ignition ignition controller, Auto Ignition electronic controller, Auto Ignition auto ignition controller, Auto Ignition main burner relay, Auto control box, Auto controller, Auto electronic controller, Auto auto ignition controller, Auto main burner relay, control box, controller, ignition controller, electronic controller, main burner relay |
| 60-61998 - Lockout Reset Switch | lockout indication, reset switches, heater multifunctional status lamp |
| 60-80100-20x2 - Heat Exchanger Gasket Tape | |
| SCS43 - Flame Probe | flame probe assembly, rectification probe assembly, ionization probe assembly |