Gas Water Heater

Model # 5-100-NGRT7 Official Ambassador gas water heater

Here are the diagrams and repair parts for Official Ambassador 5-100-NGRT7 gas water heater, as well as links to manuals and error code tables, if available.

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Browse Parts for
5-100-NGRT7 Water Heaters
Water Heater Thermocouple 9000283
#14

Round gas diagram

Water heater thermocouple

Part #9000283

Replaced by #H06E-36

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Manufacturer substitution
This part replaces 9000283. Substitute parts can look different from the original.
$14.91
12% OFF Phone Price : $16.91
In Stock
Outer Door 9000454
#17

Round gas diagram

Outer door

Part #9000454

In Stock
Flue Baffle 9001484
#8A

Round gas diagram

Flue baffle

Part #9001484

In Stock
Access Bolt 9000928
#23

Round gas diagram

Access bolt

Part #9000928

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

Round gas diagram

Access cover

Part #9001764

This item is not returnable
In Stock
Door 9000369
#18

Round gas diagram

Door

Part #9000369

This item is not returnable
In Stock
Access 9000927
#24

Round gas diagram

Access

Part #9000927

This item is not returnable
In Stock
Water Heater Vent Draft Hood (replaces 183853-000, 2190144, 9003499) 9000274
#1

Round gas diagram

Water heater vent draft hood (replaces 183853-000, 2190144, 9003499)

Part #9000274

Replaced by #100108368

?
Manufacturer substitution
This part replaces 9000274. Substitute parts can look different from the original.
In Stock
Pilot Assembly 9000285
#15

Round gas diagram

Pilot assembly

Part #9000285

Replaced by #100108373

?
Manufacturer substitution
This part replaces 9000285. Substitute parts can look different from the original.
In Stock
Water Heater Pilot Tube Assembly (replaces Std317025, Std317255) 9000278
#13

Round gas diagram

Water heater pilot tube assembly (replaces std317025, std317255)

Part #9000278

Replaced by #100108370

?
Manufacturer substitution
This part replaces 9000278. Substitute parts can look different from the original.
In Stock

Most common symptoms to help you fix your water heaters

Choose a symptom to see related water heater repairs.

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

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

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

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.…