AO Smith
Gas Water Heater

Model # GVR40-201 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith GVR40-201 water heater, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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Showing 10 of 23 parts  |

Water Heater Manifold Door Gasket 9006141015
#NI

Water heater diagram

Water heater manifold door gasket

Part #9006141015

$25.49
19% OFF Phone Price : $31.49
In Stock
Anode Mg 9003938005
#7A

Water heater diagram

Anode mg

Part #9003938005

In Stock
Water Heater Burner (replaces 100111320) 9006603005
#NI

Water heater diagram

Water heater burner (replaces 100111320)

Part #9006603005

In Stock
Water Heater Inlet Tube Gasket 9002277015
#NI

Water heater diagram

Water heater inlet tube gasket

Part #9002277015

Replaced by #100108744

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Manufacturer substitution
This part replaces 9002277015. Substitute parts can look different from the original.
In Stock
Filter 9006616005
#NI

Water heater diagram

Filter

Part #9006616005

Replaced by #100111332

?
Manufacturer substitution
This part replaces 9006616005. Substitute parts can look different from the original.
In Stock
Ring 9000275015
#2

Water heater diagram

Ring

Part #9000275015

Replaced by #100108369

?
Manufacturer substitution
This part replaces 9000275015. Substitute parts can look different from the original.
In Stock
Inlet Tube 9006690005
#5

Water heater diagram

Inlet tube

Part #9006690005

Replaced by #100111401

?
Manufacturer substitution
This part replaces 9006690005. Substitute parts can look different from the original.
In Stock
Water Heater Vent Draft Hood 9006647005
#1

Water heater diagram

Water heater vent draft hood

Part #9006647005

Replaced by #100111362

?
Manufacturer substitution
This part replaces 9006647005. Substitute parts can look different from the original.
In Stock
Nipple 9003719015
#4

Water heater diagram

Nipple

Part #9003719015

Replaced by #100108381

?
Manufacturer substitution
This part replaces 9003719015. Substitute parts can look different from the original.
In Stock
Water Heater Burner Assembly 9006618005
#NI

Water heater diagram

Water heater burner assembly

Part #9006618005

Replaced by #100111334

?
Manufacturer substitution
This part replaces 9006618005. 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…

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

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

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.

Wiring schematic symbols explained video

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

Easy DIY water heater repairs

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