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AO Smith GDVH40 water heater

AO Smith GDVH40 water heater Parts

Here are the diagrams and repair parts for AO Smith GDVH40 water heater, as well as links to manuals and error code tables, if available.

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Browse Parts for GDVH40 Water Heaters

  • Extension Pipe for AO Smith GDVH40 - Part 9000711

    Vent kit diagram

    Extension Pipe

    Part #9000711

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

  • Extension Pipe for AO Smith GDVH40 - Part 9000713

    Vent kit diagram

    Extension Pipe

    Part #9000713

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

  • Extension Pipe for AO Smith GDVH40 - Part 9001276

    Vent kit diagram

    Extension Pipe

    Part #9001276

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

  • Gasket for AO Smith GDVH40 - Part 9001291

    Vent kit diagram

    Gasket

    Part #9001291

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

  • Shield for AO Smith GDVH40 - Part 185424-000

    Water heater diagram

    Shield

    Part #185424-000

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

  • Vent Cap for AO Smith GDVH40 - Part 9003165

    Vent kit diagram

    Vent Cap

    Part #9003165

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

  • Extension Pipe for AO Smith GDVH40 - Part 9001282

    Vent kit diagram

    Extension Pipe

    Part #9001282

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

  • Anode Rod for AO Smith GDVH40 - Part 9000707

    Vent kit diagram

    Anode Rod

    Part #9000707

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

  • Stndrd.kit for AO Smith GDVH40 - Part 9000687

    Vent kit diagram

    Stndrd.kit

    Part #9000687

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

  • Nipple for AO Smith GDVH40 - Part 9000399

    Water heater diagram

    Nipple

    Part #9000399

    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.

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

Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating elemen…

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

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

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

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.

Quiz: Are you abusing your appliances?

Quiz: Are you abusing your appliances?

Take our quiz to see how well you treat your appliances. Then, find out what you can do to help them last longer.…

Water heater common questions

Water heater common questions

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

Easy DIY water heater repairs

Easy DIY water heater repairs

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

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