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American Water Heaters E1F40LD045V water heater

American Water Heaters E1F40LD045V water heater Parts

Here are the diagrams and repair parts for American Water Heaters E1F40LD045V water heater, as well as links to manuals and error code tables, if available.

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Browse Parts for E1F40LD045V Water Heaters

  • Water Heater Heating Element for American Water Heaters E1F40LD045V - Part 100108290

    Water heater diagram

    Element

    Part #6900686

    Replaced by #100108290

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    Manufacturer substitution
    This part replaces 6900686. Substitute parts can look different from the original.
    In Stock
    $60.44
    9% OFF Phone Price : $66.44Info Icon
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  • Kenmore Water Heater Temperature And Pressure Relief Valve for American Water Heaters E1F40LD045V - Part 100108279

    Water heater diagram

    T&p Valve

    Part #6900745

    Replaced by #100108279

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    Manufacturer substitution
    This part replaces 6900745. Substitute parts can look different from the original.
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    $77.83
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  • Water Heater Heating Element Gasket for American Water Heaters E1F40LD045V - Part 100108414

    Water heater diagram

    Element Ga

    Part #4400032

    Replaced by #100108414

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    Manufacturer substitution
    This part replaces 4400032. Substitute parts can look different from the original.
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    $36.52
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  • Water Heater Drain Valve for American Water Heaters E1F40LD045V - Part 100109106

    Water heater diagram

    Drain Valve

    Part #6900764

    Replaced by #100109106

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    This part replaces 6900764. Substitute parts can look different from the original.
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    $96.90
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  • Water Heater Thermostat, Upper for American Water Heaters E1F40LD045V - Part 100108683

    Water heater diagram

    Top T-stat

    Part #6900803

    Replaced by #100108683

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    Manufacturer substitution
    This part replaces 6900803. Substitute parts can look different from the original.
    In Stock
    $41.46
    13% OFF Phone Price : $47.46Info Icon
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  • Water Heater Thermostat, Lower for American Water Heaters E1F40LD045V - Part 100108421

    Water heater diagram

    Lwr T-stat

    Part #6900802

    Replaced by #100108421

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    Manufacturer substitution
    This part replaces 6900802. Substitute parts can look different from the original.
    In Stock
    $59.50
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  • K,dip Tube,p for American Water Heaters E1F40LD045V - Part 100112123

    Water heater diagram

    Drip Tube

    Part #4710779

    Replaced by #100112123

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    Manufacturer substitution
    This part replaces 4710779. Substitute parts can look different from the original.
    In Stock
    $32.24
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  • Anode Rod for American Water Heaters E1F40LD045V - Part 4710512

    Water heater diagram

    Anode Rod

    Part #4710512

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

  • Cover for American Water Heaters E1F40LD045V - Part 4810073

    Water heater diagram

    Cover

    Part #4810073

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

  • Cover for American Water Heaters E1F40LD045V - Part 4810074

    Water heater diagram

    Cover

    Part #4810074

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

American Water Heaters Water Heater E1F40LD045V FAQs

Installing a new 50-gallon electric water heater typically costs about $800 to $2,500 for the unit plus professional installation, with the final price driven by electrical, plumbing, and code requirements. For your American E1F40LD045V, we recommend confirming installation requirements in the E1F40LD045V owner's manual before getting quotes.

What usually changes the price the most

  • Tank and efficiency level (standard vs. higher-efficiency models)
  • Electrical work (new breaker, wiring, disconnect, or bringing to code)
  • Plumbing changes (shutoff valve, piping updates, expansion tank)
  • Permit and inspection fees (often required)
  • Labor access (tight closet, attic, or difficult drain pan setup)
  • Haul-away and disposal of the old water heater

Typical cost breakdown (common ranges)

Cost item Typical range Notes
50-gallon electric water heater $400 to $1,500 Brand and efficiency drive most of the spread
Labor (remove and replace) $300 to $1,200 Higher if access is difficult or modifications are needed
Parts and materials $50 to $400 Valves, fittings, pan, connectors, etc.
Permit/inspection $0 to $300 Varies by city/county

What to ask an installer (so quotes are comparable)

  • Will you pull permits and schedule inspection if required?
  • Are electrical upgrades included (breaker, wire gauge, disconnect)?
  • Are new shutoff valves and connectors included?
  • Do you include drain pan and drain line if needed?
  • Is old unit disposal included in the price?

Why it matters

A low quote can turn expensive if the installer discovers code-related electrical or piping updates after arrival. Using the installation requirements and safety guidance in the E1F40LD045V owner's manual helps you compare bids and avoid surprise add-ons.

Last updated: January 2026

Most electric water heaters, including the American E1F40LD045V, typically last 10 to 15 years. Regular maintenance (especially checking the anode rod and flushing sediment) helps the tank and heating system run longer and more efficiently; see the E1F40LD045V owner's manual.

Typical lifespan (what to expect)

In normal residential use, these are the common ranges:

Water heater type Typical lifespan
Electric tank water heater 10 to 15 years
Gas tank water heater 8 to 12 years

What shortens or extends lifespan

These factors have the biggest impact on how long an electric tank water heater lasts:

  • Anode rod condition: Inspect about every 3 years; replace if more than 50% depleted.
  • Sediment buildup: Sediment can cause popping noises, reduce efficiency, and contribute to premature tank failure.
  • Water chemistry: Artificially softened water is more corrosive and can shorten tank life.
  • Temperature setting: Higher settings increase stress on components and can accelerate wear.
  • Maintenance consistency: Periodic draining and flushing helps reduce sediment-related problems.

Maintenance checkpoints we recommend

Use this quick checklist to stay ahead of common wear items:

  • Inspect the anode rod on schedule (about every 3 years)
  • Drain and flush the tank periodically to reduce sediment
  • Watch for slow recovery or lukewarm water (often points to an element or thermostat issue)
  • Check for moisture around access panels and fittings
  • Keep the thermostat setting at a practical, safe level for your household

Why it matters

A water heater often fails gradually (less hot water, longer recovery, more noise) before a major issue occurs. Staying on top of anode-rod inspection and sediment control helps protect the tank, which is the one component you cannot economically “repair” if it fails.

Last updated: January 2026

The model number for your American water heater is printed on the data plate; on model E1F40LD045V, that data plate is located adjacent to the element access door. Use the exact model number from the plate when ordering parts or checking specifications in the owner's manual.

Where to look on the tank

The data plate is a permanent label on the outside of the water heater.

  • Find the element access door (the panel that covers the thermostat and heating element wiring).
  • Look immediately next to that door for the data plate.
  • Record the model number, 7-digit product number, and serial number.
  • Keep the information handy for service, troubleshooting, and parts lookup.
  • Do not remove permanent labels or the data label.

What information you should write down

Here is what we recommend capturing from the data plate so you have everything needed for parts and documentation.

Data plate item What it’s used for
Model number (E1F40LD045V) Matching the correct diagrams, manuals, and parts
7-digit product number Identifying the exact build/version
Serial number Verifying production details for service records
Date of installation Maintenance scheduling and history

Why it matters

Using the exact data plate model number prevents ordering the wrong heating element, thermostat, or safety valve. Even small model variations can change electrical ratings and component fit.

If you are replacing common components, match by model first, then confirm the part: for example, the element 100108290 or the top t-stat 100108683 listed for E1F40LD045V.

Last updated: March 2026

Most common symptoms to help you fix your water heaters

Choose a symptom to see related water heater repairs.

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: 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: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…

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

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

Repair guides for electric water heaters

How to replace a water heater element

How to replace a water heater element

If your water heater runs out of hot water quickly and one of the two heating elements has failed, replace the element f…

Repair time and Difficulty

 30 minutes or less
How to replace a water heater temperature and pressure (T&P) relief valve

How to replace a water heater temperature and pressure (T&P) relief valve

Replace a broken temperature/pressure (T&P) relief valve on an electric water heater using these instructions.…

Repair time and Difficulty

 15 minutes or less
How to replace an electric water heater thermostat

How to replace an electric water heater thermostat

If the water temperature fluctuates or you don't get enough hot water, follow these instructions to replace your water h…

Repair time and Difficulty

 30 minutes or less

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.

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.…

Water heater common questions

Water heater common questions

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

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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