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Gas Water Heater

Model # GPDX75101 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith GPDX75101 water heater, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS

Showing 10 of 46 parts |

Anode Rod 183523-039

Water heater diagram

Anode rod

Part #183523-039

Replaced by #100109594

?

$55.56

In Stock

Qty

Nipple 184633-002

Water heater diagram

Nipple

Part #184633-002

Replaced by #100108409

?

$25.71

In Stock

Qty

Dip Tube 183900-028

Water heater diagram

Dip tube

Part #183900-028

Replaced by #9003667005

?

$8.49

In Stock

Qty

Inlet Tube 183901-040

Water heater diagram

Inlet tube

Part #183901-040

Replaced by #9002432005

?

$26.99

In Stock

Qty

Temperature Valve 043151-000

Water heater diagram

Temperature valve

Part #043151-000

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

Flue Baffle 0004800990

Water heater diagram

Flue baffle

Part #0004800990

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

Natural Gas Orifice 181507-028

Water heater diagram

Natural gas orifice

Part #181507-028

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

Gasket 0005301040

Water heater diagram

Gasket

Part #0005301040

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

Thermostat 184768-002

Water heater diagram

Thermostat

Part #184768-002

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

Adapter 196057-000

Water heater diagram

Adapter

Part #196057-000

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

Most common symptoms to help you fix your water heaters

Choose a symptom to see related water heater repairs.

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…

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,…

Why does my hot water smell like rotten eggs?

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

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…

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

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

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…

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…

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.

How to read a wiring schematic video

How to read a wiring schematic video

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Easy DIY water heater repairs

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Water heater common questions

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