Maytag
Gas Water Heater

Model # HJ640NBPDTCGA Official Maytag gas water heater

Here are the diagrams and repair parts for Official Maytag HJ640NBPDTCGA gas water heater, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 43 parts  |

Baffle Adapt 66001315
#10

Body diagram

Baffle adapt

Part #66001315

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

Clips, Jacke 66001242
Clips, jacke

Part #66001242

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

Manual, Use & Care (frch) (non-illus) 66001666
#32

Body diagram

Manual, use & care (frch) (non-illus)

Part #66001666

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

Mounting Bracket 66001295
#14

Body diagram

Mounting bracket

Part #66001295

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

Stand, Water 66001243
#30

Body diagram

Stand, water

Part #66001243

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

Ve Terminal 66001255
#1

Body diagram

Ve terminal

Part #66001255

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

Ignitor, Hot Surface 66001525
#25

Body diagram

Ignitor, hot surface

Part #66001525

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

Gasket 66001300
#8

Body diagram

Gasket

Part #66001300

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

Drain Valve 66001181
#20

Body diagram

Drain valve

Part #66001181

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

Burner Orifice 66001171
#24C

Body diagram

Burner orifice

Part #66001171

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.…