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Maytag HJ640NBDS water heater Parts
Here are the diagrams and repair parts for Maytag HJ640NBDS water heater, as well as links to manuals and error code tables, if available.
Error Codes
By Schematic
SELECT DIAGRAM
Browse Parts for HJ640NBDS Water Heaters
Body (models with piezo ignitor) diagram
Manifold
Part #66001044
The manufacturer no longer makes this part, and there's no substitute part
Body (models with piezo ignitor) diagram
Flu Adapter
Part #66001236
The manufacturer no longer makes this part, and there's no substitute part
Body (models with piezo ignitor) diagram
Pilot W/electrode (nat)
Part #66001472
The manufacturer no longer makes this part, and there's no substitute part
Body (models with piezo ignitor) diagram
Flue Baffle
Part #66001234
The manufacturer no longer makes this part, and there's no substitute part
Body (models with piezo ignitor) diagram
Washer, Drai
Part #66001021
The manufacturer no longer makes this part, and there's no substitute part
Body diagram
Elbow, Flue
Part #9000718
The manufacturer no longer makes this part, and there's no substitute part
Body diagram
Burner Orifice
Part #0230224
The manufacturer no longer makes this part, and there's no substitute part
Body diagram
Natural Gas Pilot
Part #9000285
The manufacturer no longer makes this part, and there's no substitute part
Body diagram
Water Heater Temperature And Pressure Relief Valve
Part #9000728
The manufacturer no longer makes this part, and there's no substitute part
Body (models with piezo ignitor) diagram
Plate, Adapt
Part #66001240
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: 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: 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: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…
Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…
Main causes: water supply needs chlorine treatment, anode rod too reactive…
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.
Take our quiz to see how well you treat your appliances. Then, find out what you can do to help them last longer.…
These common questions and answers can help you make the most of your water heater.…
Read about some water heater repairs that you can easily do yourself.…
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