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Maytag
Gas Water Heater

Model # HN51240P Official Maytag water heater

Here are the diagrams and repair parts for Official Maytag HN51240P 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 26 parts  |
Collar, Wall - Series 12 9001993
#26

Body diagram

Collar, wall - series 12

Part #9001993

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

Adapter, Vent-blower - Series 12 9002506
#27

Body diagram

Adapter, vent-blower - series 12

Part #9002506

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

Harness, Wire - Series 12 9002520
#20

Body diagram

Harness, wire - series 12

Part #9002520

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

Tank, Expansion (2 Gal.) - Series 10 66001013
#32A

Body diagram

Tank, expansion (2 gal.) - series 10

Part #66001013

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

Stand, Water Heater - Series 12 9001422
#22

Body diagram

Stand, water heater - series 12

Part #9001422

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

Face Plate, Valve - Series 12 0004702370
#14A

Body diagram

Face plate, valve - series 12

Part #0004702370

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

Trap, Cold Water Inlet 66001033
#18

Body diagram

Trap, cold water inlet

Part #66001033

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

Cord, Power - Series 12 9001513
#7

Body diagram

Cord, power - series 12

Part #9001513

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

Terminal, Vent - Series 12 9002120
#29

Body diagram

Terminal, vent - series 12

Part #9002120

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

Door, Outer - Series 12 9002596
#12

Body diagram

Door, outer - series 12

Part #9002596

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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