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Boss
Gas Water Heater

Model # 5-75-NORT6 Official Boss gas water heater

Here are the diagrams and repair parts for Official Boss 5-75-NORT6 gas water heater, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 25 parts  |
Water Heater Temperature And Pressure Relief Valve 9000071
#20

Round gas diagram

Water heater temperature and pressure relief valve

Part #9000071

Replaced by #9000071015

?
Manufacturer substitution
This part replaces 9000071. Substitute parts can look different from the original.
BEST SELLER
$14.36 | 
12% OFF Phone Price : $16.36
In Stock
Water Heater Thermocouple 9000283
#14

Round gas 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
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Door 9000369
#18

Round gas diagram

Door

Part #9000369

This item is not returnable
$2.49
In Stock
Draft Hood 9001303
#1

Round gas diagram

Draft hood

Part #9001303

$9.49
In Stock
Heater Stand 9001422
#27A

Round gas diagram

Heater stand

Part #9001422

Replaced by #9005744005

?
Manufacturer substitution
This part replaces 9001422. Substitute parts can look different from the original.
$115.49
In Stock
Control V/v 9000248
#9

Round gas diagram

Control v/v

Part #9000248

Replaced by #100108352

?
Manufacturer substitution
This part replaces 9000248. Substitute parts can look different from the original.
$242.73
In Stock
Anode Rod 9000705
#6

Round gas diagram

Anode rod

Part #9000705

Replaced by #100300397

?
Manufacturer substitution
This part replaces 9000705. Substitute parts can look different from the original.
$55.38 | 
10% OFF Phone Price : $61.38
In Stock
Ring 9000297
#3

Round gas diagram

Ring

Part #9000297

Replaced by #100109288

?
Manufacturer substitution
This part replaces 9000297. Substitute parts can look different from the original.
$33.33
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.
$36.67
In Stock
Water Heater Drain Valve 9000254
#19

Round gas diagram

Water heater drain valve

Part #9000254

Replaced by #100108361

?
Manufacturer substitution
This part replaces 9000254. Substitute parts can look different from the original.
$17.14
In Stock

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 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 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 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 my water heater's pressure relief valve dripping water?

Main causes: faulty pressure relief valve, water is overheating…

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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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Wiring schematic symbols explained video

Wiring schematic symbols explained video

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Using a wiring schematic to trace a current video

Using a wiring schematic to trace a current video

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Easy DIY water heater repairs

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