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AO Smith
Gas Water Heater

Model # GPSX50101 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith GPSX50101 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 43 parts  |
Baffle 184688-000
#2

Water heater diagram

Baffle

Part #184688-000

$124.49
In Stock
Anode Rod 183463-38
#1A

Water heater diagram

Anode rod

Part #183463-38

$38.99
In Stock
Ao Smith Burner 184060-000
#12

Water heater diagram

Ao smith burner

Part #184060-000

$125.99
In Stock
Owner's Manual 184676-000
#NI

Water heater diagram

Owner's manual

Part #184676-000

$8.49
In Stock
Parts Bag 183421
#NI

Water heater diagram

Parts bag

Part #183421

Replaced by #9004457105

?
Manufacturer substitution
This part replaces 183421. Substitute parts can look different from the original.
$44.99
In Stock
Inlet Tube 183359-41
#34

Water heater diagram

Inlet tube

Part #183359-41

Replaced by #183359-041

?
Manufacturer substitution
This part replaces 183359-41. Substitute parts can look different from the original.
This item is not returnable
$6.49
In Stock
Restrictor 034894-000
#4

Water heater diagram

Restrictor

Part #034894-000

Replaced by #100110078

?
Manufacturer substitution
This part replaces 034894-000. Substitute parts can look different from the original.
$27.78
In Stock
Vent 183006
#23

Water heater diagram

Vent

Part #183006

Replaced by #183006-000

?
Manufacturer substitution
This part replaces 183006. Substitute parts can look different from the original.
$30.49
In Stock
Burner Head 183220
#13

Water heater diagram

Burner head

Part #183220

Replaced by #9003633005

?
Manufacturer substitution
This part replaces 183220. Substitute parts can look different from the original.
$86.99
In Stock
Hanger 181360-002
#3

Water heater diagram

Hanger

Part #181360-002

Replaced by #9004362115

?
Manufacturer substitution
This part replaces 181360-002. 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?

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

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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Using a wiring schematic to trace a current video

Using a wiring schematic to trace a current video

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Easy DIY water heater repairs

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