American Water Heaters
Gas Water Heater

Model # L40S62-403 Official American Water Heaters water heater

Here are the diagrams and repair parts for Official American Water Heaters L40S62-403 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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Showing 10 of 13 parts  |

Water Heater Pilot And Igniter Assembly 6911144
#12

Water heater diagram

Water heater pilot and igniter assembly

Part #6911144

Replaced by #100093983

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Manufacturer substitution
This part replaces 6911144. Substitute parts can look different from the original.
$56.92
10% OFF Phone Price : $62.92
In Stock
American Water Heaters Water Heater Electronic Control Board (replaces 100112339) 6911136
#10

Water heater diagram

American water heaters water heater electronic control board (replaces 100112339)

Part #6911136

$178.03
6% OFF Phone Price : $190.03
In Stock
L.p. Cast Burner 185913-000
#13B

Water heater diagram

L.p. cast burner

Part #185913-000

Replaced by #9006603005

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Manufacturer substitution
This part replaces 185913-000. Substitute parts can look different from the original.
In Stock
Temperature And Pressure Valve 6900828
#8

Water heater diagram

Temperature and pressure valve

Part #6900828

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

Water Heater Burner Assembly 6911167
Water heater burner assembly

Part #6911167

Replaced by #100094004

?
Manufacturer substitution
This part replaces 6911167. Substitute parts can look different from the original.
In Stock
Anode Rod 4700375
#7

Water heater diagram

Anode rod

Part #4700375

Replaced by #100108571

?
Manufacturer substitution
This part replaces 4700375. Substitute parts can look different from the original.
In Stock
Water Heater Dip Tube 4710743
#6

Water heater diagram

Water heater dip tube

Part #4710743

Replaced by #100110924

?
Manufacturer substitution
This part replaces 4710743. Substitute parts can look different from the original.
In Stock
Outer Door 321345-000
#11

Water heater diagram

Outer door

Part #321345-000

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

Draft Hood 185917-003
#1

Water heater diagram

Draft hood

Part #185917-003

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

Glass 6910806
#17

Water heater diagram

Glass

Part #6910806

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: 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

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Water heater common questions

Water heater common questions

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