AO Smith
Gas Water Heater

Model # GDVH75 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith GDVH75 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:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 57 parts  |

Door Gasket 9000695
#2

Water heater diagram

Door gasket

Part #9000695

Replaced by #9000695005

?
Manufacturer substitution
This part replaces 9000695. Substitute parts can look different from the original.
In Stock
Extension Pipe 9000713
#25

Vent kit diagram

Extension pipe

Part #9000713

In Stock
Water Heater Manifold Inner Door 9000281
#10

Water heater diagram

Water heater manifold inner door

Part #9000281

$17.69
10% OFF Phone Price : $19.69
In Stock
Wallcollar 9003168
#47

Vent kit diagram

Wallcollar

Part #9003168

Replaced by #9003168005

?
Manufacturer substitution
This part replaces 9003168. Substitute parts can look different from the original.
In Stock
Gas Valve 9000249
#6

Water heater diagram

Gas valve

Part #9000249

Replaced by #100108354

?
Manufacturer substitution
This part replaces 9000249. Substitute parts can look different from the original.
In Stock
Gas Valve 9002123
#6A

Water heater diagram

Gas valve

Part #9002123

Replaced by #9002123005

?
Manufacturer substitution
This part replaces 9002123. Substitute parts can look different from the original.
$278.36
$12.00 OFF Phone Price : $290.36
In Stock
Extension Pipe 9001276
#39

Vent kit diagram

Extension pipe

Part #9001276

Replaced by #9001276005

?
Manufacturer substitution
This part replaces 9001276. Substitute parts can look different from the original.
In Stock
Insulation 183256-000
#59

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.
In Stock
Extension Pipe 9001282
#38

Vent kit diagram

Extension pipe

Part #9001282

Replaced by #9001282005

?
Manufacturer substitution
This part replaces 9001282. Substitute parts can look different from the original.
In Stock
Vent Cap 9003165
#49

Vent kit diagram

Vent cap

Part #9003165

Replaced by #9003165005

?
Manufacturer substitution
This part replaces 9003165. Substitute parts can look different from the original.
In Stock

Most common symptoms to help you fix your water heaters

Choose a symptom to see related water heater repairs.

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

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

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

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

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

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

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

Learn how to decipher symbols so you can buy the right part for your problem.…

Easy DIY water heater repairs

Easy DIY water heater repairs

Read about some water heater repairs that you can easily do yourself.…

Water heater common questions

Water heater common questions

These common questions and answers can help you make the most of your water heater.…