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AO Smith
Gas Water Heater

Model # FCG50246 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith FCG50246 water heater, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 37 parts  |
Thermostat 23736
#25

Water heater diagram

Thermostat

Part #23736

The manufacturer no longer makes this part, and there's no substitute part

Label 182734
#NI

Water heater diagram

Label

Part #182734

Replaced by #182734-000

?
Manufacturer substitution
This part replaces 182734. Substitute parts can look different from the original.
$13.99
In Stock
Natural Gas Burner 182730
Natural gas burner

Part #182730

Replaced by #100109226

?
Manufacturer substitution
This part replaces 182730. Substitute parts can look different from the original.
$44.44
In Stock
Hanger 181360
#3

Water heater diagram

Hanger

Part #181360

Replaced by #9004362115

?
Manufacturer substitution
This part replaces 181360. Substitute parts can look different from the original.
$18.99
In Stock
Baffle 181589
#2

Water heater diagram

Baffle

Part #181589

Replaced by #100111607

?
Manufacturer substitution
This part replaces 181589. Substitute parts can look different from the original.
$57.78
In Stock
Valve 181508-31
#7

Water heater diagram

Valve

Part #181508-31

Replaced by #100109724

?
Manufacturer substitution
This part replaces 181508-31. Substitute parts can look different from the original.
$392.50
In Stock
Thrmocoupl 23673
#9

Water heater diagram

Thrmocoupl

Part #23673

Replaced by #100108462

?
Manufacturer substitution
This part replaces 23673. Substitute parts can look different from the original.
$33.33
In Stock
Natural Gas Burner 182729-2
#8A

Water heater diagram

Natural gas burner

Part #182729-2

Replaced by #182729-006

?
Manufacturer substitution
This part replaces 182729-2. Substitute parts can look different from the original.
$24.49
In Stock
Tube,therm 182970-39
#26

Water heater diagram

Tube,therm

Part #182970-39

Replaced by #9003903005

?
Manufacturer substitution
This part replaces 182970-39. Substitute parts can look different from the original.
$27.99
In Stock
Insert 181235
#15

Water heater diagram

Insert

Part #181235

Replaced by #183360-000

?
Manufacturer substitution
This part replaces 181235. Substitute parts can look different from the original.
$16.49
In Stock

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