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AO Smith
Gas Water Heater

Model # FCG100250 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith FCG100250 water heater, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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 28 parts  |
Thermocouple 194621
#7

Water heater diagram

Thermocouple

Part #194621

Replaced by #100108267

?
Manufacturer substitution
This part replaces 194621. Substitute parts can look different from the original.
$28.57
In Stock
Anode Rod 183463-48
#1A

Water heater diagram

Anode rod

Part #183463-48

Replaced by #100108660

?
Manufacturer substitution
This part replaces 183463-48. Substitute parts can look different from the original.
$60.00
In Stock
Valve 76527-3
#28

Water heater diagram

Valve

Part #76527-3

Replaced by #100108279

?
Manufacturer substitution
This part replaces 76527-3. Substitute parts can look different from the original.
$32.22
In Stock
Draft Hood 39072-4
#14

Water heater diagram

Draft hood

Part #39072-4

$24.49 | 
20% OFF Phone Price : $30.49
In Stock
Restrictor 35405
#17

Water heater diagram

Restrictor

Part #35405

This item is not returnable
$3.05
In Stock
Label 182798
#21

Water heater diagram

Label

Part #182798

Replaced by #182798-000

?
Manufacturer substitution
This part replaces 182798. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Tube 1417-60
#9

Water heater diagram

Tube

Part #1417-60

Replaced by #100109617

?
Manufacturer substitution
This part replaces 1417-60. Substitute parts can look different from the original.
$43.33
In Stock
Label 181376
#18

Water heater diagram

Label

Part #181376

Replaced by #181376-000

?
Manufacturer substitution
This part replaces 181376. Substitute parts can look different from the original.
This item is not returnable
$2.49
In Stock
Burner 194553-2
#2

Water heater diagram

Burner

Part #194553-2

Replaced by #9007062005

?
Manufacturer substitution
This part replaces 194553-2. Substitute parts can look different from the original.
$73.99
In Stock
Natural Gas Orifice 181508-19
#5

Water heater diagram

Natural gas orifice

Part #181508-19

Replaced by #181508-019

?
Manufacturer substitution
This part replaces 181508-19. Substitute parts can look different from the original.
$17.33
In Stock

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