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AO Smith
Gas Water Heater

Model # FCG50247 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith FCG50247 water heater, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

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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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 37 parts  |
Gas Valve 181775-2
#25

Water heater diagram

Gas valve

Part #181775-2

Replaced by #9003408005

?
Manufacturer substitution
This part replaces 181775-2. Substitute parts can look different from the original.
$277.19 | 
$12.00 OFF Phone Price : $289.19
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
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
Anode 43816-42
#1A

Water heater diagram

Anode

Part #43816-42

Replaced by #100108660

?
Manufacturer substitution
This part replaces 43816-42. Substitute parts can look different from the original.
$60.00
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
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
Burner Pg. 182725-7
#5C

Water heater diagram

Burner pg.

Part #182725-7

Replaced by #182725-007

?
Manufacturer substitution
This part replaces 182725-7. Substitute parts can look different from the original.
$116.49
In Stock
T & P Valve 23740-1
#28

Water heater diagram

T & p valve

Part #23740-1

Replaced by #100108279

?
Manufacturer substitution
This part replaces 23740-1. Substitute parts can look different from the original.
$32.22
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
Dirt Leg 181206
#NI

Water heater diagram

Dirt leg

Part #181206

Replaced by #181206-000

?
Manufacturer substitution
This part replaces 181206. Substitute parts can look different from the original.
$18.99
In Stock

Most common symptoms to help you fix your water heaters

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Why isn't my water heater heating my water?

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Why is my water heater making the water too hot?

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

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Why is my water heater's pressure relief valve dripping water?

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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.

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Wiring schematic symbols explained video

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