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Ace
Gas Water Heater

Model # 8-40-NART7 Official Ace gas water heater

Here are the diagrams and repair parts for Official Ace 8-40-NART7 gas water heater, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 34 parts  |
Water Heater Thermocouple 9000283
#14

Functional replacement parts diagram

Water heater thermocouple

Part #9000283

Replaced by #H06E-36

?
Manufacturer substitution
This part replaces 9000283. Substitute parts can look different from the original.
This item is not returnable
$14.52 | 
12% OFF Phone Price : $16.52
In Stock
Water Heater Temperature And Pressure Relief Valve 9000071
#20

Functional replacement parts diagram

Water heater temperature and pressure relief valve

Part #9000071

$15.54 | 
11% OFF Phone Price : $17.54
In Stock
Control V/v 9001319
#9

Functional replacement parts diagram

Control v/v

Part #9001319

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

Box 9000356
#2

Functional replacement parts diagram

Box

Part #9000356

This item is not returnable
$4.99
In Stock
Access 9000927
#24

Functional replacement parts diagram

Access

Part #9000927

This item is not returnable
$4.99
In Stock
Access Bolt 9000928
#23

Functional replacement parts diagram

Access bolt

Part #9000928

This item is not returnable
$4.99
In Stock
Access Cover 9001764
#22

Functional replacement parts diagram

Access cover

Part #9001764

This item is not returnable
$5.99
In Stock
Base Stand 9001421
#27

Functional replacement parts diagram

Base stand

Part #9001421

$62.99
In Stock
Water Heater Manifold Inner Door 9000281
#18

Functional replacement parts diagram

Water heater manifold inner door

Part #9000281

$17.69 | 
10% OFF Phone Price : $19.69
In Stock
Drain Pan 9000743
#26B

Functional replacement parts diagram

Drain pan

Part #9000743

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 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'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 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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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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How to read a wiring schematic video

How to read a wiring schematic video

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Water heater common questions

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