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Maytag
Gas Water Heater

Model # HR640CBDS Official Maytag gas water heater

Here are the diagrams and repair parts for Official Maytag HR640CBDS gas water heater, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 56 parts  |
Pipe, I.d. F 66001229
#28B

Body diagram

Pipe, i.d. f

Part #66001229

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

Gas Conversion Kit Valve 66001183
#6A

Body diagram

Gas conversion kit valve

Part #66001183

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

6" Vent Wall 66001444
#33

Body diagram

6" vent wall

Part #66001444

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

Pipe, I.d. F 66001228
#28A

Body diagram

Pipe, i.d. f

Part #66001228

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

Pipe, O.d. F 66001233
#27B

Body diagram

Pipe, o.d. f

Part #66001233

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

Burner Orifice 66001040
#4B

Body diagram

Burner orifice

Part #66001040

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

Gasket, Rope 66001209
#29

Body diagram

Gasket, rope

Part #66001209

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

Inner Door 66001029
#10

Body diagram

Inner door

Part #66001029

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

Plate, Adapt 66001241
#23A

Body diagram

Plate, adapt

Part #66001241

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

Flu Adapter 66001237
#21A

Body diagram

Flu adapter

Part #66001237

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.

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Why isn't my water heater heating my water?

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

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Why isn't my water heater making the water hot enough?

Main causes: thermostats need adjustment, water heater capacity too low, bad heating element, thermostat failure, excess…

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Why is there water in my water heater's drain pan?

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

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Why does my hot water smell like rotten eggs?

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

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Why isn't my water heater making enough hot water?

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

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Why is my water heater making the water too hot?

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

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Why is my water heater's pressure relief valve dripping water?

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

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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.

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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.…

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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.…

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Easy DIY water heater repairs

Easy DIY water heater repairs

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

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