Maytag
Gas Water Heater

Model # HN51275Q Official Maytag gas water heater

Here are the diagrams and repair parts for Official Maytag HN51275Q gas water heater, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 24 parts  |

Natural Gas Pilot 66001140
#5

Body diagram

Natural gas pilot

Part #66001140

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

Temperature Valve 66001079
#1

Body diagram

Temperature valve

Part #66001079

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

Draft Hood 66001051
#16

Body diagram

Draft hood

Part #66001051

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

Manifold 66001143
#9

Body diagram

Manifold

Part #66001143

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

Nipples, Inl 66001148
#17

Body diagram

Nipples, inl

Part #66001148

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

Baffle, Flue (series 12) 66001147
#15

Body diagram

Baffle, flue (series 12)

Part #66001147

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

Burner Orifice 66001168
#8

Body diagram

Burner orifice

Part #66001168

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

Thermocouple 66001017
#6

Body diagram

Thermocouple

Part #66001017

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

Inner Door 66001146
#12

Body diagram

Inner door

Part #66001146

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

Burner Orifice 66001180
#8C

Body diagram

Burner orifice

Part #66001180

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

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,…

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

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

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.…