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Maytag
Gas Water Heater

Model # HN4X40P980 Official Maytag water heater

Here are the diagrams and repair parts for Official Maytag HN4X40P980 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 40 parts  |
Dip Tube 66001052
#15A

Body diagram

Dip tube

Part #66001052

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

Flue Baffle 9002601
#16A

Body diagram

Flue baffle

Part #9002601

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

Wall Collar 9001993
#26

Body diagram

Wall collar

Part #9001993

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

Ven Adapter 9002506
#27

Body diagram

Ven adapter

Part #9002506

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

Temperature Valve 66001010
#1

Body diagram

Temperature valve

Part #66001010

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

Draft Hood A 9001963
#23

Body diagram

Draft hood a

Part #9001963

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

Burner Orifice 66001035
#9A

Body diagram

Burner orifice

Part #66001035

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

On O Switch 9001773
#8

Body diagram

On o switch

Part #9001773

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

Burner Orifice 66001025
#9

Body diagram

Burner orifice

Part #66001025

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

Use And Care Manual 66001083
#34

Body diagram

Use and care manual

Part #66001083

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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