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AO Smith
Gas Water Heater

Model # FCV50 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith FCV50 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 33 parts  |
Burner 183222
#1

Water heater diagram

Burner

Part #183222

Replaced by #9003382005

?
Manufacturer substitution
This part replaces 183222. Substitute parts can look different from the original.
BEST SELLER
$90.31 | 
6% OFF Phone Price : $96.31
In Stock
Gas Valve 182792
#13A

Water heater diagram

Gas valve

Part #182792

Replaced by #9003408005

?
Manufacturer substitution
This part replaces 182792. Substitute parts can look different from the original.
$277.19 | 
$12.00 OFF Phone Price : $289.19
In Stock
Orifice 181508-33-FV
#3

Water heater diagram

Orifice

Part #181508-33-FV

Replaced by #100109266

?
Manufacturer substitution
This part replaces 181508-33-FV. Substitute parts can look different from the original.
$28.89
In Stock
Burner 183504-FV
#2

Water heater diagram

Burner

Part #183504-FV

Replaced by #100109206

?
Manufacturer substitution
This part replaces 183504-FV. Substitute parts can look different from the original.
$45.56
In Stock
Pilot Assembly 183824-162
#5A

Water heater diagram

Pilot assembly

Part #183824-162

Replaced by #100109294

?
Manufacturer substitution
This part replaces 183824-162. Substitute parts can look different from the original.
$142.00
In Stock
Glass View 183568-000
#22

Water heater diagram

Glass view

Part #183568-000

Replaced by #100109224

?
Manufacturer substitution
This part replaces 183568-000. Substitute parts can look different from the original.
$34.44
In Stock
Drain Pan 23914-A
#25B

Water heater diagram

Drain pan

Part #23914-A

Replaced by #100108615

?
Manufacturer substitution
This part replaces 23914-A. Substitute parts can look different from the original.
$92.22
In Stock
Restrictor 34894
#9

Water heater diagram

Restrictor

Part #34894

Replaced by #100110078

?
Manufacturer substitution
This part replaces 34894. Substitute parts can look different from the original.
$27.78
In Stock
View Port 21253
#20

Water heater diagram

View port

Part #21253

Replaced by #100109224

?
Manufacturer substitution
This part replaces 21253. Substitute parts can look different from the original.
$34.44
In Stock
Screen 183159
#11

Water heater diagram

Screen

Part #183159

Replaced by #100109216

?
Manufacturer substitution
This part replaces 183159. Substitute parts can look different from the original.
$22.86
In Stock

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