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AO Smith
Gas Water Heater

Model # FCG75251 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith FCG75251 water heater, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 29 parts  |
Thermocouple 35489-2
#7

Water heater diagram

Thermocouple

Part #35489-2

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

Restrictor 35405
#17

Water heater diagram

Restrictor

Part #35405

This item is not returnable
$3.05
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
Burner 181786-1
#2

Water heater diagram

Burner

Part #181786-1

Replaced by #181786-001

?
Manufacturer substitution
This part replaces 181786-1. Substitute parts can look different from the original.
$42.49
In Stock
Burner Tube 181784
#3

Water heater diagram

Burner tube

Part #181784

Replaced by #181784-000

?
Manufacturer substitution
This part replaces 181784. Substitute parts can look different from the original.
$32.49
In Stock
Collar 20172-21
#10

Water heater diagram

Collar

Part #20172-21

Replaced by #9004610115

?
Manufacturer substitution
This part replaces 20172-21. Substitute parts can look different from the original.
$15.99
In Stock
Label 41259
#19

Water heater diagram

Label

Part #41259

Replaced by #041259-000

?
Manufacturer substitution
This part replaces 41259. Substitute parts can look different from the original.
This item is not returnable
$2.49
In Stock
Inner Door 39923
#12

Water heater diagram

Inner door

Part #39923

Replaced by #100109442

?
Manufacturer substitution
This part replaces 39923. Substitute parts can look different from the original.
$30.00
In Stock
Label 182734
#23

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
Label 183300
#20

Water heater diagram

Label

Part #183300

Replaced by #183300-000

?
Manufacturer substitution
This part replaces 183300. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock

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