Gas Water Heater

Model # FCG100244 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith FCG100244 water heater, as well as links to manuals and error code tables, if available.

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Browse Parts for
FCG100244 Water Heaters
Thermocouple 35489-2
#7

Water heater diagram

Thermocouple

Part #35489-2

Replaced by #H06E-36

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Manufacturer substitution
This part replaces 35489-2. Substitute parts can look different from the original.
$14.91
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Restrictor 35405
#17

Water heater diagram

Restrictor

Part #35405

This item is not returnable
In Stock
Collar 20172-21
#10

Water heater diagram

Collar

Part #20172-21

Replaced by #9004610115

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Manufacturer substitution
This part replaces 20172-21. Substitute parts can look different from the original.
In Stock
Inner Door 39923
#12

Water heater diagram

Inner door

Part #39923

Replaced by #100109442

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Manufacturer substitution
This part replaces 39923. Substitute parts can look different from the original.
In Stock
Anode Rod 183523-48
#1

Water heater diagram

Anode rod

Part #183523-48

Replaced by #100109594

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Manufacturer substitution
This part replaces 183523-48. Substitute parts can look different from the original.
In Stock
Label 182734
#23

Water heater diagram

Label

Part #182734

Replaced by #182734-000

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Manufacturer substitution
This part replaces 182734. Substitute parts can look different from the original.
In Stock
Burner 41157-8
#4

Water heater diagram

Burner

Part #41157-8

Replaced by #9004089005

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Manufacturer substitution
This part replaces 41157-8. Substitute parts can look different from the original.
In Stock
Pilot 160228
#8

Water heater diagram

Pilot

Part #160228

Replaced by #9004339115

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Manufacturer substitution
This part replaces 160228. Substitute parts can look different from the original.
In Stock
Inlet Tube 183712
#26

Water heater diagram

Inlet tube

Part #183712

Replaced by #9006758005

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Manufacturer substitution
This part replaces 183712. Substitute parts can look different from the original.
In Stock
Label 41259
#19

Water heater diagram

Label

Part #41259

Replaced by #041259-000

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Manufacturer substitution
This part replaces 41259. Substitute parts can look different from the original.
This item is not returnable
In Stock

Most common symptoms to help you fix your water heaters

Choose a symptom to see related water heater repairs.

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Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating elemen…

Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…

Main causes: faulty pressure relief valve, water is overheating…

Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve asse…

Effective articles & videos to help repair your water heaters

Use the advice and tips in these articles and videos to get the most out of your water heater.

How to read a wiring schematic video

How to read a wiring schematic video

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Water heater common questions

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