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Maytag
Gas Water Heater

Model # HV640XORT Official Maytag gas water heater

Here are the diagrams and repair parts for Official Maytag HV640XORT 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 41 parts  |
Dip Tube 66001646
#20

Body diagram

Dip tube

Part #66001646

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

Restrictor, Flue 66001513
#9

Body diagram

Restrictor, flue

Part #66001513

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

Gasket, Inner Door 66001500
#7

Body diagram

Gasket, inner door

Part #66001500

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

Burner Head 66001494
#2

Body diagram

Burner head

Part #66001494

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

Inner Door 66001499
#6

Body diagram

Inner door

Part #66001499

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

Burner Assembly 66001636
#1F

Body diagram

Burner assembly

Part #66001636

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

Pilot Assembly (high Altitude) 66001548
#5C

Body diagram

Pilot assembly (high altitude)

Part #66001548

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

Shield, Thermostat 66001667
#21

Body diagram

Shield, thermostat

Part #66001667

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

Burner Tube 66001496
#4

Body diagram

Burner tube

Part #66001496

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

Igniter, Piezo (w/bracket) 66001507
#16

Body diagram

Igniter, piezo (w/bracket)

Part #66001507

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 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 does my hot water smell like rotten eggs?

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

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

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

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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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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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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.…

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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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Water heater common questions

Water heater common questions

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

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