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Parts List: A.O. Smith BTH-120, BTH-120A, Series 100/101

  • Use the chart to find the part you need to order. A diagram of the unit 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.
  • For parts that are not underlined and do not have a link, please Contact Us for price and availability.
  • The manufacturer has changed some part numbers to a new part number, and we have referenced the new part number in the chart (if applicable). Please note that the manufacturer may change part numbers and availability at any time.
  • You can download and print the original PDF of the A.O. Smith parts list at the bottom of the page.

 

BTH Cyclone Xi Cleanout Assembly / Temperature & Pressure Valve

Item Description
BTH-120/A
100/101
1 Cleanout Gasket 9004099015 (new # 9004099215)
2 Cleanout Plate 9004098005 (new # 9005797205)
3 T & P Valve 9005899205
4 Lower Probe 9006242015
5 Thread Forming Screws 9004100215
Standard hardware items may be purchased locally

 

BTH Cylcone Xi Display Control Assembly

Item Description
BTH-120/A
100/101
1 BTH Display Overly 9006239005
2 Display Band 9006270005
3 Display Band Mount 9006271015
4 On/Off Switch 9005929215
5 Splatter Shielf 197763-000
6 Switch Wire Connection 197823-000
7 User Interface Module - UIM 9006240005

 

 

BTH Cyclone Xi Inner Cover Control Assembly

Item Description
BTH-120/A
Series 100
BTH-120/A
Series 101
1 Controller 9006262005 9006262005
2 Switch-Blocked Outlet 9006287015 9006287015
3 Switch-Blocked Inlet 9006288015 9006281015
4 Switch-Blower Prover 9006280015 9006280015
5 Upper Probe 9004238215 9004238215

 

 

Burner / Blower Assembly

Item Description
BTH-120/A
Series 100
BTH-120/A
Series 101
1 Blower Assembly 9006272005 9006272005
2 Burner 9006275005 9006276005
3 Burner Flange 197256-000 197256-000
4 Burner Gasket 197257-000 (new # 9006909005) 197257-000 (new # 9006909005)
5 Condensate Tee 181865-000 181865-000
6 Coupling - Power Vent 9006107205 9006107205
7 Flame Sensor 9006106205 9006106205
8 Flange Gasket 194817-000 194817 (new # 9007138005) 194817-000 194817 (new # 9007138005)
9 Hose Barb 1/2 in. x 1/4 in. 181863-000 181863-000
10 Ignitor 9006101205 9006101205
11 Observation Window 9006102215 9006102215
12 Mesh Wire Screen 9006027015 9006027015
13 Stuf 5-16-18 x 1-3/4 in. 196881-000 196881-000
14 Truss Hd Machine Screw 1/4-20 x 1.00 in. 194816-000 194816-000
15 Viewport Gasket 9006103215 9006103215

 

 

Gas Valve Assembly

Item Description
BTH 120/A
Series 100
BTH 120/A
Series 101
1 Gas Valve 9004535205 9004536205
2 Orifice 9006259015 9006257015
3 Orifice Holder 9006094215 9006094215
4 Switch - Low Gas Pressure 9006256015 9006255015

 

 

Exhaust Connector Assembly (Diagram Below)
  Description
BTH 120/A
Series 100/101
1 Exhaust Connector 9006157205
2 Exhaust Elbow Assembly 9006261005
2 Exhaust Elbow Assembly (Canada) 9006332005
3 Tubing - Condensate 9004490215
 
Vent Kit Assembly (Diagram Below)
  Description
BTH 120/A
Series 100/101
1 Exhaust Screen 9006027015
2 Intake - Screen Collar Assembly 182162-000
3 PVC 45 Degree Elbow 181901-000
3 PVC 45 Degree Elbow (Canada) 197868-000
4 Silicone 9004365105
5 Wall Plate 9004364105
 
Electronic Anode Assembly (Diagram Below)
  Description
BTH 120/A
Series 100/101
1 Electronic Anode -----
2 Electronic Anode 9006559005
     
Optional Vent Assembly (Diagram Below)
  Optional Vent Kit Assembly for 4 in. Venting (All Models) - Silicone, Wall Plate, Vent Terminal Assembly 4 in. 9006311005
NOTES:
- The manufacturer may change part numbers and availability at any time.

 

 

 

Download original AO Smith Parts List
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