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Parts List: A.O. Smith BTH-500A, 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.

 

Cyclone Xi BTH Parts List

Item Description
BTH 500A
Series 100/101
1 Cleanout Gasket 9004099015 (new # 9004099215)
2 Cover, Cleanout 9004098005 (new # 9005797205)
3 Temperature and Pressure Relief Valve 9005903205
NOTES:
- The manufacturer may change part numbers and availability at any time.

 

 

Cyclone Xi BTH Operating Controls and Wiring

Item Description
BTH 500A
Series 100/101
1 Display, On/Off 9005929215
2 Display Overlay 9006239005
3 Display Board 9006240005
4 Electronic Controller - Natural Gas 9006237005
4 Electronic Controller - Propane 9006237005
5 Switch, Blocked Inlet 9006243015
6 Switch, Blower Prover 9006244015
7 Switch, Blocked Outlet 9006007215
8 VFP Assembly 9006245005
9 Powered Anode - Short 9006247005
10 Powered Anode - Long 9006246005
11 Tubing - 1/4 in. Silicone 9006249015
12 Probe, Upper 9004238215
13 Probe, Lower (not shown) 9006242015

 

 

Gas Valve

Item Description
BTH 500A
Series 100/101
1 Switch, Low Gas Pressure 9006084215
1 Switch, Low Gas Pressure - Propane 9004474215
2 Valve, Natural Gas 9006248005
2 Valve, Propane 9006086205
3 Orifice, Natural Gas 9006250015
3 Orifice, Propane 9006251015
4 Orifice Holder 9006094215

 

 

Blower/Burner Assembly

Item Description
BTH 500A
Series 100/101
1 Gasket 8 in. 9006095205
2 Shield - Heat 9006096205
3 Gasket - Insulation 9006097205
4 Flange - Burner 9006098205
5 Burner Assembly 9006099205
6 Gasket - Burner 9006100205
7 Ignitor 9006101205
8 Window - Observation 9006102215
9 Gasket - Viewport 9006103215
10 Screw - Socket Head Cap 9006104215
11 Blower/Motor 9006114205
12 Sensor - Flame 9006106205
13 Coupling - Power Vent 9006107205
14 Blower Intake Reducer Assembly 9006108205

 

 

Exhaust Elbow, Vent Kit and Blower Intake Parts

Item Description
BTH 500A
Series 100/101
1 Exhaust Elbow Assembly 9006109205
2 Tubing 9006110215 (new # 9004490215)
3 Connector, Exhaust 9006111205
4 Intake/Vent Terminal 9006112205
5 Wall Plates (2 required) 9006113205
6 Silicone Sealer, 2 oz. Tube 181564 (new # 9004365105)

 

Download original AO Smith Parts List
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