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Ace
Gas Water Heater

Model # 5-40-NGRS8-2 Official Ace gas water heater

Here are the diagrams and repair parts for Official Ace 5-40-NGRS8-2 gas 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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Showing 10 of 12 parts  |
Pilot 9000286
#15A

Functional replacement parts diagram

Pilot

Part #9000286

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

Flue Baffle 9000300
Flue baffle

Part #9000300

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

Plate 0270116
#7

Functional replacement parts diagram

Plate

Part #0270116

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

& 322841 N/P
& 322841

Part #N/P

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

Burner Assembly 9000698
#12

Functional replacement parts diagram

Burner assembly

Part #9000698

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

Control 9000250
#9A

Functional replacement parts diagram

Control

Part #9000250

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

Mnfld W/orfc 9001478
Mnfld w/orfc

Part #9001478

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

Draft Hood 9000273
#1

Functional replacement parts diagram

Draft hood

Part #9000273

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

Extension Nipple 9000399
#4

Functional replacement parts diagram

Extension nipple

Part #9000399

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

Burner 9000288
#16

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 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

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