Maytag
Gas Water Heater

Model # HJ640POVET2CGA Official Maytag water heater

Here are the diagrams and repair parts for Official Maytag HJ640POVET2CGA 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 37 parts  |

Manifold (na 66001386
#19B

Body diagram

Manifold (na

Part #66001386

Replaced by #66001386

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Manufacturer substitution
This part replaces 66001386. Substitute parts can look different from the original.
In Stock
Collar Baffle 66001187
#4

Body diagram

Collar baffle

Part #66001187

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

Burner Orifice 66001041
#18B

Body diagram

Burner orifice

Part #66001041

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

Power Cord 66001372
#6

Body diagram

Power cord

Part #66001372

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

Burner Orifice 66001035
#18A

Body diagram

Burner orifice

Part #66001035

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

Draft Blower 66001366
#9

Body diagram

Draft blower

Part #66001366

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

Switch Reservoir 66001367
#8

Body diagram

Switch reservoir

Part #66001367

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

Drain Valve 66001181
#13A

Body diagram

Drain valve

Part #66001181

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

Use And Care Manual 66001135
#25

Body diagram

Use and care manual

Part #66001135

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

Manifold 66001318
#19

Body diagram

Manifold

Part #66001318

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.…