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AO Smith
Gas Water Heater

Model # GCVX50 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith GCVX50 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 34 parts  |
Drain Pan 23913-A
#26A

Water heater diagram

Drain pan

Part #23913-A

Replaced by #100108616

?
Manufacturer substitution
This part replaces 23913-A. Substitute parts can look different from the original.
$64.44
In Stock
Burner 183222-046
#3

Water heater diagram

Burner

Part #183222-046

Replaced by #100109326

?
Manufacturer substitution
This part replaces 183222-046. Substitute parts can look different from the original.
$204.55
In Stock
Pilot Assembly 183824-200
#19

Water heater diagram

Pilot assembly

Part #183824-200

Replaced by #100109286

?
Manufacturer substitution
This part replaces 183824-200. Substitute parts can look different from the original.
$139.00
In Stock
Drain Pan 23912-A
#26

Water heater diagram

Drain pan

Part #23912-A

Replaced by #100108459

?
Manufacturer substitution
This part replaces 23912-A. Substitute parts can look different from the original.
$63.33
In Stock
Outer Door 183458-000
#17

Water heater diagram

Outer door

Part #183458-000

Replaced by #100109299

?
Manufacturer substitution
This part replaces 183458-000. Substitute parts can look different from the original.
$35.56
In Stock
Flue Baffle 184015-012
#9

Water heater diagram

Flue baffle

Part #184015-012

Replaced by #9003985005

?
Manufacturer substitution
This part replaces 184015-012. Substitute parts can look different from the original.
$38.99
In Stock
Temperature Valve 043151-000
#23

Water heater diagram

Temperature valve

Part #043151-000

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

Drain Pan 23914-A
#26B

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
Anode Rod 183523-033
#2

Water heater diagram

Anode rod

Part #183523-033

Replaced by #100109594

?
Manufacturer substitution
This part replaces 183523-033. Substitute parts can look different from the original.
$55.56
In Stock
Insulation 183256-000
#NI

Water heater diagram

Insulation

Part #183256-000

Replaced by #9003716005

?
Manufacturer substitution
This part replaces 183256-000. Substitute parts can look different from the original.
$23.49
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?

Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…

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Why isn't my water heater making the water hot enough?

Main causes: thermostats need adjustment, water heater capacity too low, bad heating element, thermostat failure, excess…

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Why is there water in my water heater's drain pan?

Main causes: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…

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Why does my hot water smell like rotten eggs?

Main causes: water supply needs chlorine treatment, anode rod too reactive…

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Why isn't my water heater making enough hot water?

Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve asse…

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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?

Main causes: faulty pressure relief valve, water is overheating…

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Effective articles & videos to help repair your water heaters

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Wiring schematic symbols explained video

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