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Parts List: A.O. Smith HW-100S, HW-100P; Series 820/821, SMR R-11

  • 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 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)
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)
NOTES:
- The manufacturer may change part numbers and availability at any time.
+ Not Illustrated

 

 

 

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