Kenmore
Gas Water Heater

Model # 220374500 Official Kenmore 40-gallon lp gas water heater

Here are the diagrams and repair parts for Official Kenmore 220374500 40-gallon lp gas 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 19 parts  |

Door AS29501
#11

Replacement parts diagram

Door

Part #AS29501

Replaced by #AS29501-3

?
Manufacturer substitution
This part replaces AS29501. Substitute parts can look different from the original.
This item is not returnable
$24.09
17% OFF Phone Price : $29.09
In Stock
Flue Baffle AS25812A
#12

Replacement parts diagram

Flue baffle

Part #AS25812A

Replaced by #AM25812

?
Manufacturer substitution
This part replaces AS25812A. Substitute parts can look different from the original.
In Stock
Thermostat AP8456B
#1

Replacement parts diagram

Thermostat

Part #AP8456B

Replaced by #SP12258B

?
Manufacturer substitution
This part replaces AP8456B. Substitute parts can look different from the original.
In Stock
Valve AS38106B
#9

Replacement parts diagram

Valve

Part #AS38106B

Replaced by #SP12039

?
Manufacturer substitution
This part replaces AS38106B. Substitute parts can look different from the original.
In Stock
Rod AP11309C
#13

Replacement parts diagram

Rod

Part #AP11309C

Replaced by #SP11309C

?
Manufacturer substitution
This part replaces AP11309C. Substitute parts can look different from the original.
In Stock
Burner AP8980C
#7

Replacement parts diagram

Burner

Part #AP8980C

Replaced by #SP8980C

?
Manufacturer substitution
This part replaces AP8980C. Substitute parts can look different from the original.
In Stock
Thermocouple AP6379E
#3

Replacement parts diagram

Thermocouple

Part #AP6379E

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

Dip Tube AP11251Q
#15

Replacement parts diagram

Dip tube

Part #AP11251Q

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

Owner's Manual AP11166

#NI

All parts diagram

Owner's manual

Part #AP11166

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

Tube Gaskt AP6948
#16

Replacement parts diagram

Tube gaskt

Part #AP6948

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

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

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

Learn some of the most common symbols found in a wiring diagram and what they mean.…

Using a wiring schematic to trace a current video

Using a wiring schematic to trace a current video

Find out what’s wrong with your appliance by following a circuit.…

Easy DIY water heater repairs

Easy DIY water heater repairs

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