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AO Smith
Gas Water Heater

Model # GPSH50101 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith GPSH50101 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 43 parts  |
Valve 76527-3
#43

Water heater diagram

Valve

Part #76527-3

Replaced by #9000071

?
Manufacturer substitution
This part replaces 76527-3. Substitute parts can look different from the original.
$15.54 | 
11% OFF Phone Price : $17.54
In Stock
Burner,pg. 183325
#16

Water heater diagram

Burner,pg.

Part #183325

Replaced by #9003631005

?
Manufacturer substitution
This part replaces 183325. Substitute parts can look different from the original.
$46.79 | 
11% OFF Phone Price : $52.79
In Stock
Restrictor 184501-000
#28

Water heater diagram

Restrictor

Part #184501-000

This item is not returnable
$2.16
In Stock
Restrictor 184502-000
#29

Water heater diagram

Restrictor

Part #184502-000

$10.99
In Stock
Water Heater Owner's Manual 184674-001
#NI

Water heater diagram

Water heater owner's manual

Part #184674-001

$8.49
In Stock
Access Parts 183509-002
#23

Water heater diagram

Access parts

Part #183509-002

$54.49
In Stock
Hose Clamp 183545-1
#11

Water heater diagram

Hose clamp

Part #183545-1

Replaced by #9004462115

?
Manufacturer substitution
This part replaces 183545-1. Substitute parts can look different from the original.
This item is not returnable
$3.99
In Stock
Baffle 181360-2
#3

Water heater diagram

Baffle

Part #181360-2

Replaced by #9004362115

?
Manufacturer substitution
This part replaces 181360-2. Substitute parts can look different from the original.
$18.99
In Stock
Combo.valv 183760-1
#20

Water heater diagram

Combo.valv

Part #183760-1

Replaced by #9004310005

?
Manufacturer substitution
This part replaces 183760-1. Substitute parts can look different from the original.
$353.59 | 
$12.00 OFF Phone Price : $365.59
In Stock
Label 182734
#NI

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

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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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

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Easy DIY water heater repairs

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