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Model # HJ640NOVET2 Official Maytag gas water heater
Here are the diagrams and repair parts for Official Maytag HJ640NOVET2 gas water heater, as well as links to manuals and error code tables, if available.
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HJ640NOVET2 Water Heaters
#9
Body diagram
Water heater exhaust vent blower assembly
Part #9003081
Replaced by #100109099
?
Manufacturer substitution
This part replaces 9003081. Substitute parts can look different from the original.
$530.83
In Stock
#18
Body diagram
Burner orifice
Part #0230225
Replaced by #Y0230225
?
Manufacturer substitution
This part replaces 0230225. Substitute parts can look different from the original.
This item is not returnable
$3.33
In Stock
#19B
Body diagram
Manifold (na
Part #9003137
Replaced by #66001386
?
Manufacturer substitution
This part replaces 9003137. Substitute parts can look different from the original.
$53.37
In Stock
#12
Body diagram
Temperature valve
Part #66001079
The manufacturer no longer makes this part, and there's no substitute part
#13
Body diagram
Drain valve
Part #66001016
The manufacturer no longer makes this part, and there's no substitute part
#17
Body diagram
Burner
Part #66001027
The manufacturer no longer makes this part, and there's no substitute part
#22
Body diagram
Outer door
Part #9000358
The manufacturer no longer makes this part, and there's no substitute part
#4
Body diagram
Collar baffle
Part #9000275
The manufacturer no longer makes this part, and there's no substitute part
#8
Body diagram
Switch reservoir
Part #9003082
The manufacturer no longer makes this part, and there's no substitute part
#20C
Body diagram
Gas conversion kit valve
Part #9002752
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: water supply needs chlorine treatment, anode rod too reactive…
Main causes: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…
Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating elemen…
Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…
Main causes: faulty pressure relief valve, water is overheating…
Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve asse…
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](https://images.ctfassets.net/fpe0ec7r30ix/2SrMBUkLsv9E1rHfuSujxe/bd187d3d5c266e98fb469c23584ecbdc/ART-How-to-Read-a-Wiring-Schematic-Video.jpg?fm=png&w=270&h=270)
Learn how to decipher symbols so you can buy the right part for your problem.…
![Easy DIY water heater repairs](https://images.ctfassets.net/fpe0ec7r30ix/4i9fGkFmogT4XzMYLbdJhU/3e55902b74500fae0295007fe50c6b6c/ART-WH-Easy-DIY-Water-Heater-Repairs.jpg?fm=png&w=270&h=270)
Read about some water heater repairs that you can easily do yourself.…
![Water heater common questions](https://images.ctfassets.net/fpe0ec7r30ix/6zovLhXw7Jp889pC1sRxBv/d0c3e998dd35e3d5d34ffe05eaede601/ART-WH-Water-Heater-Common-Questions.jpg?fm=png&w=270&h=270)
These common questions and answers can help you make the most of your water heater.…