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Maytag
Gas Water Heater

Model # HV640XBRS Official Maytag gas water heater

Here are the diagrams and repair parts for Official Maytag HV640XBRS 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 44 parts  |
Dip Tube 66001646
#20A

Body diagram

Dip tube

Part #66001646

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

Burner Assembly (standard) 66001491
#1

Body diagram

Burner assembly (standard)

Part #66001491

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

Burner Head 66001511
#2A

Body diagram

Burner head

Part #66001511

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

Burner Assembly (standard) 66001558
#1C

Body diagram

Burner assembly (standard)

Part #66001558

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

Burner Assembly (high Altitude) 66001535
#1A

Body diagram

Burner assembly (high altitude)

Part #66001535

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

Flue Baffle 66001522
#8

Body diagram

Flue baffle

Part #66001522

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

Gas Conversion Kit Valve 66001504
#12

Body diagram

Gas conversion kit valve

Part #66001504

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

Burner Tube 66001521
#4C

Body diagram

Burner tube

Part #66001521

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

Burner Assembly (high Altitude) 66001565
#1E

Body diagram

Burner assembly (high altitude)

Part #66001565

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

Restrictor, Flue 66001590
#9

Body diagram

Restrictor, flue

Part #66001590

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

Most common symptoms to help you fix your water heaters

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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 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'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 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 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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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

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Easy DIY water heater repairs

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Water heater common questions

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