Maytag
Gas Water Heater

Model #HJ640PBDS Maytag water heater

Here are the diagrams and repair parts for Maytag HJ640PBDS water heater, as well as links to manuals and error code tables, if available.


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Showing 10 of 88 parts

Burner Orifice

#9E

Body Diagram

Burner orifice

Part #Y0230225
?
Manufacturer substitution
This part replaces 0230225. Substitute parts can look different from the original.
This part replaces 0230225
This item is not returnable
$3.33

In Stock

Vent Wall

#23

Body Diagram

Vent wall

Part #66001214
?
Manufacturer substitution
This part replaces 9000724. Substitute parts can look different from the original.
This part replaces 9000724
$89.25

In Stock

Burner Orifice

#9C

Body Diagram

Burner orifice

Part #Y0230223
?
Manufacturer substitution
This part replaces 0230223. Substitute parts can look different from the original.
This part replaces 0230223
This item is not returnable
$3.29

In Stock

Collar Liner

#22

Body Diagram

Collar liner

Part #66001213
?
Manufacturer substitution
This part replaces 9000723. Substitute parts can look different from the original.
This part replaces 9000723
$34.31

In Stock

Vent Cap Assembly

#24

Body Diagram

Vent cap assembly

Part #66001215
?
Manufacturer substitution
This part replaces 9000725. Substitute parts can look different from the original.
This part replaces 9000725
$128.83

In Stock

Use and Care Manual

#32

Body Diagram

Use and care manual

Part #66001442

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

Burner Orifice

#9D

Body Diagram

Burner orifice

Part #0230224

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

Thermocouple

#7

Body Diagram

Thermocouple

Part #9000876

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

Flu Adapter

#17

Body Diagram

Flu adapter

Part #9001289

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

Washer, Drai

#4A

Body Diagram

Washer, drai

Part #9001584

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

Symptoms common to all water heaters

Choose a symptom to see related water heater repairs.

Main causes: water supply needs chlorine treatment, anode rod too reactive
Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating element
Main causes: thermostats need adjustment, water heater capacity too low, bad heating element, thermostat failure, excessive tank sediment
Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failure, bad thermocouple
Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve assembly failure
Main causes: faulty pressure relief valve, water is overheating
Main causes: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element, cracked tank

Articles and videos common to all water heaters

Use the advice and tips in these articles and videos to get the most out of your water heater.

November 1, 2018

How to read a wiring schematic video

By Sears PartsDirect staff

Learn how to decipher symbols so you can buy the right part for your problem.

October 31, 2018

Cleaning your appliances after a drinking water advisory

By Julie Riebe

Find out how to clean and flush household appliances once a boil water advisory is lifted.

August 1, 2015

Water heater common questions

By Sears PartsDirect staff

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