Maytag
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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Model diagram and schematic

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Showing 10 of 43 parts  |

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

Dip Tube 66001670
#28

Body diagram

Dip tube

Part #66001670

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

Pressure Cover 66001314
#17

Body diagram

Pressure cover

Part #66001314

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

Anode Rod 66001157
#29

Body diagram

Anode rod

Part #66001157

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

Power Cord 66001372
#16

Body diagram

Power cord

Part #66001372

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

Washer, Drai 66001021
#20A

Body diagram

Washer, drai

Part #66001021

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

Dip Tube 66001671
#28A

Body diagram

Dip tube

Part #66001671

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: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…

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: 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.…