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AO Smith
Gas Water Heater

Model # PGC75242 Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith PGC75242 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:

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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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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 21 parts  |
Restrictor 35405
#16

Water heater diagram

Restrictor

Part #35405

This item is not returnable
$3.05
In Stock
Thermocouple 23675
#4

Water heater diagram

Thermocouple

Part #23675

Replaced by #H06E-36

?
Manufacturer substitution
This part replaces 23675. 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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Pilot 160228
#5

Water heater diagram

Pilot

Part #160228

Replaced by #9004339115

?
Manufacturer substitution
This part replaces 160228. Substitute parts can look different from the original.
$60.49
In Stock
Brace 194309
#7

Water heater diagram

Brace

Part #194309

Replaced by #100109445

?
Manufacturer substitution
This part replaces 194309. Substitute parts can look different from the original.
$28.89
In Stock
Tube 1417-60
#17

Water heater diagram

Tube

Part #1417-60

Replaced by #100109617

?
Manufacturer substitution
This part replaces 1417-60. Substitute parts can look different from the original.
$43.33
In Stock
Inlet Tube 183512
#8

Water heater diagram

Inlet tube

Part #183512

Replaced by #100109784

?
Manufacturer substitution
This part replaces 183512. Substitute parts can look different from the original.
$76.67
In Stock
Shutter 35376-1
#19

Water heater diagram

Shutter

Part #35376-1

Replaced by #035376-001

?
Manufacturer substitution
This part replaces 35376-1. Substitute parts can look different from the original.
$8.99
In Stock
Inner Door 39923
#11

Water heater diagram

Inner door

Part #39923

Replaced by #100109442

?
Manufacturer substitution
This part replaces 39923. Substitute parts can look different from the original.
$30.00
In Stock
Valve 180193-5
#13

Water heater diagram

Valve

Part #180193-5

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

Owner's Manual 183519
#NI

Water heater diagram

Owner's manual

Part #183519

Replaced by #183519-000

?
Manufacturer substitution
This part replaces 183519. Substitute parts can look different from the original.
$9.49
In Stock

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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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Wiring schematic symbols explained video

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