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Model # HJ640NBDVTCGA Official Maytag water heater
Here are the diagrams and repair parts for Official Maytag HJ640NBDVTCGA water heater, as well as links to manuals and error code tables, if available.
Error CodesBy Schematic
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Browse Parts for
HJ640NBDVTCGA Water Heaters
#2
Body diagram
Wall collar
Part #66001343
The manufacturer no longer makes this part, and there's no substitute part
#5
Body diagram
Gasket, flue
Part #66001312
The manufacturer no longer makes this part, and there's no substitute part
#30
Body diagram
Horizontal v
Part #66001344
The manufacturer no longer makes this part, and there's no substitute part
#10
Body diagram
Water heater temperature and pressure relief valve
Part #66001216
The manufacturer no longer makes this part, and there's no substitute part
#31
Body diagram
Wiring harness
Part #66001301
The manufacturer no longer makes this part, and there's no substitute part
#26
Body diagram
Air switch
Part #66001313
The manufacturer no longer makes this part, and there's no substitute part
#14B
Body diagram
Burner orifice
Part #66001041
The manufacturer no longer makes this part, and there's no substitute part
#13
Body diagram
Igniter
Part #66001299
The manufacturer no longer makes this part, and there's no substitute part
#29
Body diagram
Stand, water
Part #66001243
The manufacturer no longer makes this part, and there's no substitute part
Access clips
Part #66001204
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: 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: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…
Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating elemen…
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: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…
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.
Learn some of the most common symbols found in a wiring diagram and what they mean.…
Find out what’s wrong with your appliance by following a circuit.…
Read about some water heater repairs that you can easily do yourself.…