Gas Water Heater

Model # HX40NARTCGA Official Maytag water heater

Here are the diagrams and repair parts for Official Maytag HX40NARTCGA water heater, as well as links to manuals and error code tables, if available.

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Browse Parts for
HX40NARTCGA Water Heaters
Temperature Valve 66001079
#7

Body diagram

Temperature valve

Part #66001079

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

Outer Door 66001190
#10

Body diagram

Outer door

Part #66001190

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

Tubing Pilot 66001275
#12

Body diagram

Tubing pilot

Part #66001275

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

Burner Orifice 66001165
#13C

Body diagram

Burner orifice

Part #66001165

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

Gas Conversion Kit Valve 66001003
#9

Body diagram

Gas conversion kit valve

Part #66001003

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

Thermocouple 66001391
#16A

Body diagram

Thermocouple

Part #66001391

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

Manifold 66001324
#14

Body diagram

Manifold

Part #66001324

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

Draft Hood 66001032
#4

Body diagram

Draft hood

Part #66001032

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

Tubing Pilot 66001276
#12A

Body diagram

Tubing pilot

Part #66001276

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

Use And Care Manual 66001139
#18

Body diagram

Use and care manual

Part #66001139

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

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

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

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,…

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.…