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Directory: Catalog > Water
Heaters > A.O. Smith > Parts
Parts List: A.O. Smith BTN-400, BTN-400A, Series 108
- Links are included to the parts that are available to be purchased.
- Parts that are not listed in the chart are either discontinued by AO Smith or are not available for purchase.
- The item number in the first column corresponds to the location of the part in the line art drawing below the chart.
| Item |
Description |
BTN-400/A |
| 8 |
Burner Assembly, Main |
194381 (new # 100110388) |
| 9 |
Burner with Ignitor Bracket, Main |
195713 (new # 100110392) |
| 14 |
Control, Ignition Board |
194392 (new # 100109944) |
| 17 |
Cover, Control Box |
194395 (new # 100110679) |
| 22 |
Ignitor, Flame Sensor |
195708 (new # 100109978) |
| 40 |
Plate, Mounting |
194391 (new # 100110678) |
| 41 |
Probe / ECO, Upper Thermostat |
194396 (new # 100110951) |
| 42 |
Probe / Lower Thermostat |
194397 (new # 100110950) |
| 44 |
Switch, Blower/Prover |
194411-2 (new # 100109950) |
| 45 |
Switch, Low Gas Pressure |
191149-5 (new # 100109877) |
| 47 |
Thermostat, Digital |
194393 (new # 100109945) |
| 52 |
Valve, T & P |
192467 (new # 100110719) |
| 53+ |
Wire Harness - Control |
194545 (new # 100109961) |
| 55 |
The Eliminator |
195098 (new # 100110852) |
NOTES:
- The manufacturer may change part numbers and availability at any time.
+ Not Illustrated |
Download original AO Smith Parts List
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