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AO Smith
Gas Water Heater

Model # FPSH50270E Official AO Smith water heater

Here are the diagrams and repair parts for Official AO Smith FPSH50270E 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 41 parts  |
Hose Clamp 183545
#10

Water heater diagram

Hose clamp

Part #183545

Replaced by #9004461115

?
Manufacturer substitution
This part replaces 183545. Substitute parts can look different from the original.
This item is not returnable
$3.49
In Stock
Hose Clamp 183545-1
#11

Water heater diagram

Hose clamp

Part #183545-1

Replaced by #9004462115

?
Manufacturer substitution
This part replaces 183545-1. Substitute parts can look different from the original.
This item is not returnable
$3.99
In Stock
Label 182734
#NI

Water heater diagram

Label

Part #182734

Replaced by #182734-000

?
Manufacturer substitution
This part replaces 182734. Substitute parts can look different from the original.
$13.99
In Stock
Igniter 183630
#16

Water heater diagram

Igniter

Part #183630

Replaced by #100109355

?
Manufacturer substitution
This part replaces 183630. Substitute parts can look different from the original.
$160.00
In Stock
Valve 181508-31
#18

Water heater diagram

Valve

Part #181508-31

Replaced by #100109724

?
Manufacturer substitution
This part replaces 181508-31. Substitute parts can look different from the original.
$392.50
In Stock
Wall Plate 182787
#26

Water heater diagram

Wall plate

Part #182787

Replaced by #9004435115

?
Manufacturer substitution
This part replaces 182787. Substitute parts can look different from the original.
$9.99
In Stock
Limit Switch 183380-2
#7

Water heater diagram

Limit switch

Part #183380-2

Replaced by #9004661115

?
Manufacturer substitution
This part replaces 183380-2. Substitute parts can look different from the original.
$105.49
In Stock
Parts Bag 183509
#25

Water heater diagram

Parts bag

Part #183509

Replaced by #9004460105

?
Manufacturer substitution
This part replaces 183509. Substitute parts can look different from the original.
$73.49
In Stock
Igniter Assembly 184047
#17

Water heater diagram

Igniter assembly

Part #184047

Replaced by #100109355

?
Manufacturer substitution
This part replaces 184047. Substitute parts can look different from the original.
$160.00
In Stock
Anode 183523-29
#1

Water heater diagram

Anode

Part #183523-29

Replaced by #100109624

?
Manufacturer substitution
This part replaces 183523-29. Substitute parts can look different from the original.
$31.11
In Stock

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