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A.O. Smith Water Heater Repair Parts

All AO Smith parts that we stock and/or sell are listed below in numerical order. Please click on the part number you are looking for to get started:

Part number begins with: 1000 .. 1001 .. 1002 .. 1003

 

Beginning with 1000:

Beginning with 1001:

AO Smith Plumbing DroidBeginning with 1002:

  • 100209984: Air Pressure Switch, Normally Open
  • 100209985: Air Pressure Switch, Normally Closed
  • 100210005: Gas Valve, Natural Gas
  • 100210009: Blower Speed Adapter
  • 100210012: Powered Anode, .118 Dia X 7.87
  • 100210041: Pilot Thermopile Assembly
  • 100210064: Anode Outlet, 23 in., 5 in. Nipple/HT, AL
  • 100210066: Anode Outlet, 19 in., 5.5 in. Nipple/HT, MAG
  • 100210082: T&P Valve, 4.75 in. Cavity
  • 100210087: Gas Control Valve, Natural Gas
  • 100211941: Gas Valve, 1/2 in. Inlet
  • 100211948: Insulation Board, 2 Burner
  • 100211949: Ignition Pilot, 2 Burner
  • 100223203: Final Burner Assembly, 18 in., 3.5 in. Ext. AL, #34TP
  • 100223770: Thermostat, TOD, Elect., 181 Degree
  • 100223771: Thermostat, TOD, Elect., 120-181 Degree
  • 100224394: Pressure Switch, N.C., -1.66 in. WC
  • 100227399: Pressure Switch N.C.-2.12 in. WC
  • 100262938: Service, HW, N3, Gas Valve, Natural Gas, 1 in. CAV
  • 100262939: Service, HW, N3, Gas Valve, Natural Gas, 2 in., CAV
  • 100265713: FBA, N3, G40T40, Natural Gas, AL EXT
  • 100265720: FBA, N3, G50T40, Propane (LP), AL EXT
  • 100271885: Probe, Temp, Upper, with Integrated Conn.
  • 100271886: Probe, Temp, Lower, with Integrated Conn.
  • 100271887: FASCO GPM 7.9 Assembly
  • 100271888: Spark Igniter Assembly, Straight
  • 100271889: Spark Igniter Assembly, Angled
  • 100271921: Danfoss Ignition Transformer
  • 100271923: RG148 Enhanced Blower Assembly with O Press
  • 100275612: Paint, Window Grey
  • 100276386: Switch, Flow
  • 100281154: LP Conversion, 110C, 310C, 510C
  • 100281540: FBA, Natural Gas, 75 Gallon, Cast Iron
  • 100281574: Valve Assembly, HWL, Natural Gas, 2 in. CAV, 181 Deg., 4 in.
  • 100283579: Anode, MAG, 1 in. NPTX24 in., with Hex Bushing
  • 100284488: Spark Rod / Cable Assembly
  • 100288275: PWR Supply, Instant Elec, 5V, 1A
  • 100288279: Thermistor with O-Ring, Elec., Tankless
  • 100288281: Display, Assembly, as Purchased, Instant Electric
  • 100288310: Element, 7000W, 240V, with Gasket
  • 100288323: Element, 9000W, 240V, with Gasket
  • 100293211: Conversion, LTE/DCE, 2 Element, 4500W208V
  • 100293455: Pilot / Thermopile with Tubing, Natural Gas
  • 100296950: Fan, KH199-285/WH200-286 ACB/SCB 199
  • 100296971: Ignitor, with Gasket, All
  • 100299149: Heating Element 480/3PH or 277/1PH, 18KW

Beginning with 1003:

  • 100300397: SEC Anode Outlet, 16 in., .80 in. Dia., 5 in. NIP, MG
  • 100304360: MDA, 18 in. , Natural Gas, 3.75 in. EXT, 450D, TC, BFG40S, RS
  • 100306288: Hot Water Recirc. Sys., Retrofit, FT1
  • 100306289: Undersink Hot Water Recirc. Sys., UT1
  • 100306290: Hot Water Recirc. Sy.s / Return, RT1
  • 100309396: Thermost, PCB Assembly, Universal ET
  • 100313171: HVHP UIM/Control Board Assembly
  • 100324744: Powered Anode, RES-LG, Prod. Pres.
  • 100328010: Final Burner Assembly, Natural Gas, 14 in., 39BRL Orifice

Beginning with RM:

  • RM7897 A 1002: Honeywell Automatic Programming Burner Control (7800 Series)

 

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