The following spare parts are available for the model number AR45UT:
Burners
| Part name | Also known as |
| 3190 - Burner Gasket | |
| BA45UTNUK - AR45 Burner Assembly (Nat Gas) |
Controls
| Part name | Also known as |
| 2015 - Ignition Controller P16-Dia C/W Lead | Ignition control box P16-Dia C/W Lead, Ignition ignition controller P16-Dia C/W Lead, Ignition electronic controller P16-Dia C/W Lead, Ignition auto ignition controller P16-Dia C/W Lead, Ignition main burner relay P16-Dia C/W Lead, control box P16-Dia C/W Lead, controller P16-Dia C/W Lead, electronic controller P16-Dia C/W Lead, auto ignition controller P16-Dia C/W Lead, main burner relay P16-Dia C/W Lead |
Fans & Motors Flue/Venter
| Part name | Also known as |
| 2560 - Type 2 Fan 076499-01 |
Gas Valves
| Part name | Also known as |
| 201857 - Sigma Gas Valve | Sigma solenoid valve |
| 2052 - Sit Twin Solenoid Gas Valve | Sit Twin Solenoid solenoid valve |
| 2197 - Webber Valve | |
| 900375 - Lead To Suit Sigma Gas Valve | Lead To Suit Sigma solenoid valve |
| M200106-S - Rings To Suit Sigma Gas Valve | Rings To Suit Sigma solenoid valve |
Other Heater Components
| Part name | Also known as |
| 2175 - Amber Neon | |
| 2180 - Red Neon | |
| 2192-2-PTU - Huba Pressure Switch | Huba vacuum switch, Huba aps / air pressure switch |
| 2243-1 - Igniter Cable/Ht Lead | |
| 2243-2 - Rectification/Flame Sensor Cable | |
| 3175 - Probe Assembly | |
| FS100-4H-96DE - VS50UTEN Fan Spinning |