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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Model diagram and schematic

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ALL PARTS
Showing 10 of 56 parts  |

Elbow Vent 66001212
#30

Body diagram

Elbow vent

Part #66001212

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

Access Door 66001206
#3

Body diagram

Access door

Part #66001206

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

Burner Orifice 66001041
#4C

Body diagram

Burner orifice

Part #66001041

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

Pipe, I.d. V 66001226
#24B

Body diagram

Pipe, i.d. v

Part #66001226

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

Burner Orifice 66001035
#4A

Body diagram

Burner orifice

Part #66001035

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

Elbow, Flue 66001211
#31

Body diagram

Elbow, flue

Part #66001211

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

Dip Tube 66001278
#19

Body diagram

Dip tube

Part #66001278

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

Thermocouple 66001391
#5

Body diagram

Thermocouple

Part #66001391

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

Flu Adapter 66001236
#21

Body diagram

Flu adapter

Part #66001236

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

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.…