Gas Water Heater

Model # HJ640NORT2CGA Official Maytag water heater

Here are the diagrams and repair parts for Official Maytag HJ640NORT2CGA water heater, as well as links to manuals and error code tables, if available.

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Browse Parts for
HJ640NORT2CGA Water Heaters
Thermocouple 66001273
#9

Body diagram

Thermocouple

Part #66001273

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

Manifold 66001325
#12A

Body diagram

Manifold

Part #66001325

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

Tubing Pilot 66001276
#10A

Body diagram

Tubing pilot

Part #66001276

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

Burner Orifice 66001167
#11A

Body diagram

Burner orifice

Part #66001167

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

Draft Hood 66001184
#1

Body diagram

Draft hood

Part #66001184

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

Flue Baffle 66001382
#2A

Body diagram

Flue baffle

Part #66001382

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

Inner Door 66001029
#15

Body diagram

Inner door

Part #66001029

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

Manifold 66001324
#12

Body diagram

Manifold

Part #66001324

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

Water Heater Temperature And Pressure Relief Valve 66001216
#5A

Body diagram

Water heater temperature and pressure relief valve

Part #66001216

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

Outer Door 66001186
#16

Body diagram

Outer door

Part #66001186

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: 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: 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: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating elemen…

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.

How to read a wiring schematic video

How to read a wiring schematic video

Learn how to decipher symbols so you can buy the right part for your problem.…

Easy DIY water heater repairs

Easy DIY water heater repairs

Read about some water heater repairs that you can easily do yourself.…

Water heater common questions

Water heater common questions

These common questions and answers can help you make the most of your water heater.…