Gas Water Heater

Model # HJ640PBPDTCGA Official Maytag gas water heater

Here are the diagrams and repair parts for Official Maytag HJ640PBPDTCGA gas water heater, as well as links to manuals and error code tables, if available.

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Browse Parts for
HJ640PBPDTCGA Water Heaters
Inner Door 66001029
#21

Body diagram

Inner door

Part #66001029

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

Burner Orifice 66001041
#24B

Body diagram

Burner orifice

Part #66001041

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

Burner Orifice 66001035
#24A

Body diagram

Burner orifice

Part #66001035

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

Wall Collar 66001343
#2

Body diagram

Wall collar

Part #66001343

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

Blower 66001290
#4

Body diagram

Blower

Part #66001290

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

Manifold (lp) 66001660
#22A

Body diagram

Manifold (lp)

Part #66001660

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

Air Switch 66001313
#12

Body diagram

Air switch

Part #66001313

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

Vent Hood 66001292
#9

Body diagram

Vent hood

Part #66001292

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

Horizontal V 66001344
#31

Body diagram

Horizontal v

Part #66001344

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.

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.…