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Directory: Catalog > Water
Heaters > A.O. Smith > Parts

Parts List: A.O. Smith HW-100S, HW-100P; Series 820/821, SMR R-11
- Use the chart to find the part you need to order. A line art drawing is below the chart to assist you in locating your part.
- Click on the underlined link to go directly to the part's page for pricing and ordering.
- Part numbers that are no longer active in the AO Smith database are not included on the chart. In addition, some part numbers have changed to a new part number. Please see AO Smith New Part Cross Reference / Discontinued Part Guidelines for further assistance.
- You can download and print the original PDF of the A.O. Smith parts list at the bottom of the page.
Item |
Description |
HW-100S, HW-100P |
8 |
Burner, Pilot, with Orifice: |
|
|
- Natural Gas, Series 820 |
96666 (new # 100111843) |
|
- Natural Gas, SMR-R-11 |
78192 (new # 100110206) |
|
- Propane, SMR-R-11 |
78192-1 (new # 100110207) |
16 |
Coil, Combustion Chamber |
97282 (new # 100110250) |
19 |
Control Pilot Module (I.I.D.): |
|
|
- Natural Gas (SMR R-11 Only) |
78191 (new # 100110204) |
|
- Propane (SMR R-11 Only) |
78191-1 (new # 100110205) |
34 |
Insulator: |
|
|
- Series 820-821 |
32779-1 (new # 100006572) |
|
- SMR-R-11 |
32779-1 (new # 100006572) |
41 |
Orifice, Pilot Burner: |
|
|
- Natural Gas, SMR-R-11 |
6210 (new # 100110512) |
NOTES:
- The manufacturer may change part numbers and availability at any time.
+ Not Illustrated |


Download original AO Smith Parts List
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