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Boss 5-40-NGRS8-2 gas water heater

Boss 5-40-NGRS8-2 gas water heater Parts

Here are the diagrams and repair parts for Boss 5-40-NGRS8-2 gas water heater, as well as links to manuals and error code tables, if available.

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Browse Parts for 5-40-NGRS8-2 Water Heaters

  • K,dip Tube,p for Boss 5-40-NGRS8-2 - Part 100108765

    Functional replacement parts diagram

    Dip Tube

    Part #9001839

    Replaced by #100108765

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    Manufacturer substitution
    This part replaces 9001839. Substitute parts can look different from the original.
    In Stock
    $36.53
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  • Water Heater Anode Rod for Boss 5-40-NGRS8-2 - Part 100108571

    Functional replacement parts diagram

    Anode Rod

    Part #9000707

    Replaced by #100108571

    Info Icon
    Manufacturer substitution
    This part replaces 9000707. Substitute parts can look different from the original.
    In Stock
    $140.32
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  • K,flue Restr for Boss 5-40-NGRS8-2 - Part 100108369

    Functional replacement parts diagram

    Ring

    Part #9000275

    Replaced by #100108369

    Info Icon
    Manufacturer substitution
    This part replaces 9000275. Substitute parts can look different from the original.
    In Stock
    $53.73
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    Plus Item
  • Water Heater Temperature And Pressure Relief Valve for Boss 5-40-NGRS8-2 - Part 100108455

    Functional replacement parts diagram

    Wheelers Water Heater Temperature And Pressure Relief Valve

    Part #9000728

    Replaced by #100108455

    Info Icon
    Manufacturer substitution
    This part replaces 9000728. Substitute parts can look different from the original.
    In Stock
    $68.78
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  • Control for Boss 5-40-NGRS8-2 - Part 9000250

    Functional replacement parts diagram

    Control

    Part #9000250

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

  • Draft Hood for Boss 5-40-NGRS8-2 - Part 9000273

    Functional replacement parts diagram

    Draft Hood

    Part #9000273

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

  • & 322841 for Boss 5-40-NGRS8-2 - Part N/P

    & 322841

    Part #N/P

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

  • Mnfld W/orfc for Boss 5-40-NGRS8-2 - Part 9001478

    Mnfld W/orfc

    Part #9001478

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

  • Extension Nipple for Boss 5-40-NGRS8-2 - Part 9000399

    Functional replacement parts diagram

    Extension Nipple

    Part #9000399

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

  • Burner for Boss 5-40-NGRS8-2 - Part 9000288

    Functional replacement parts diagram

    Burner

    Part #9000288

    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 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 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 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 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 does my hot water smell like rotten eggs?

Main causes: water supply needs chlorine treatment, anode rod too reactive…

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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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Quiz: Are you abusing your appliances?

Quiz: Are you abusing your appliances?

Take our quiz to see how well you treat your appliances. Then, find out what you can do to help them last longer.…

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Water heater common questions

Water heater common questions

These common questions and answers can help you make the most of your water heater.…

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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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