Maytag
Gas Water Heater

Model # HJ640PBRT2CGA Official Maytag water heater

Here are the diagrams and repair parts for Official Maytag HJ640PBRT2CGA 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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ALL PARTS
Showing 10 of 24 parts  |

Drain Valve 66001181
#6

Body diagram

Drain valve

Part #66001181

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

Gas Conversion Kit Valve 66001004
#14

Body diagram

Gas conversion kit valve

Part #66001004

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 66001326
#12

Body diagram

Manifold

Part #66001326

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

Natural Gas Pilot 66001023
#8

Body diagram

Natural gas pilot

Part #66001023

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

Burner Orifice 66001172
#11C

Body diagram

Burner orifice

Part #66001172

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

Anode Rod 66001189
#4

Body diagram

Anode rod

Part #66001189

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

Water Heater Temperature And Pressure Relief Valve 66001216
#5

Body diagram

Water heater temperature and pressure relief valve

Part #66001216

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

Burner Orifice 66001035
#11A

Body diagram

Burner orifice

Part #66001035

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

Thermocouple 66001391
#9

Body diagram

Thermocouple

Part #66001391

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: water supply needs chlorine treatment, anode rod too reactive…

Main causes: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…

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

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

Main causes: faulty pressure relief valve, water is overheating…

Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve asse…

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.…