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AO Smith
Gas Water Heater

Model # GCVT40 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith GCVT40 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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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 34 parts  |
Control Valve 182791-005
#11

Water heater diagram

Control valve

Part #182791-005

Replaced by #100109365

?
Manufacturer substitution
This part replaces 182791-005. Substitute parts can look different from the original.
$225.45
In Stock
Burner Head 183583-001
#4

Water heater diagram

Burner head

Part #183583-001

$30.49
In Stock
Control Valve 182792-001
#11A

Water heater diagram

Control valve

Part #182792-001

Replaced by #9003639005

?
Manufacturer substitution
This part replaces 182792-001. Substitute parts can look different from the original.
$362.49
In Stock
Screen 183159-000
#1

Water heater diagram

Screen

Part #183159-000

Replaced by #100109216

?
Manufacturer substitution
This part replaces 183159-000. Substitute parts can look different from the original.
$22.86
In Stock
Pilot Assembly 183824-192
#19A

Water heater diagram

Pilot assembly

Part #183824-192

Replaced by #9003543005

?
Manufacturer substitution
This part replaces 183824-192. Substitute parts can look different from the original.
$95.99
In Stock
Flue Baffle 183582-000
#9

Water heater diagram

Flue baffle

Part #183582-000

Replaced by #9003636005

?
Manufacturer substitution
This part replaces 183582-000. Substitute parts can look different from the original.
$30.49
In Stock
Drain Pan 23913-A
#26A

Water heater diagram

Drain pan

Part #23913-A

Replaced by #100108616

?
Manufacturer substitution
This part replaces 23913-A. Substitute parts can look different from the original.
$64.44
In Stock
Orifice 181508-031
#5

Water heater diagram

Orifice

Part #181508-031

Replaced by #9005172015

?
Manufacturer substitution
This part replaces 181508-031. Substitute parts can look different from the original.
$12.49
In Stock
Shield 191259-001
#24

Water heater diagram

Shield

Part #191259-001

Replaced by #9003696005

?
Manufacturer substitution
This part replaces 191259-001. Substitute parts can look different from the original.
$77.79 | 
7% OFF Phone Price : $83.79
In Stock
Gasket 183162-000
#14

Water heater diagram

Gasket

Part #183162-000

Replaced by #100109214

?
Manufacturer substitution
This part replaces 183162-000. Substitute parts can look different from the original.
$31.11
In Stock

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