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Frigidaire
Dishwasher

Model # FDB520RHS3B Official Frigidaire dishwasher

Here are the diagrams and repair parts for Official Frigidaire FDB520RHS3B dishwasher, as well as links to manuals and error code tables, if available.

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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.

Installation guide
Owner’s manual
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 104 parts  |
Dishwasher Tub Gasket 154782401
#3

Tub diagram

Dishwasher tub gasket

Part #154782401

Replaced by #154827601

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Manufacturer substitution
This part replaces 154782401. Substitute parts can look different from the original.
BEST SELLER
$31.02 | 
16% OFF Phone Price : $37.02
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Dishwasher Spray Arm 154568001
#24

Motor & pump diagram

Dishwasher spray arm

Part #154568001

Replaced by #5304517203

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Manufacturer substitution
This part replaces 154568001. Substitute parts can look different from the original.
BEST SELLER
$40.17 | 
13% OFF Phone Price : $46.17
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Dishwasher Door Seal 154576501
#49

Door diagram

Dishwasher door seal

Part #154576501

Replaced by #809006501

?
Manufacturer substitution
This part replaces 154576501. Substitute parts can look different from the original.
BEST SELLER
$22.58 | 
21% OFF Phone Price : $28.58
In Stock
Dishwasher Lower Spray Arm Support 154294101
#62

Motor & pump diagram

Dishwasher lower spray arm support

Part #154294101

Replaced by #5304518968

?
Manufacturer substitution
This part replaces 154294101. Substitute parts can look different from the original.
BEST SELLER
$15.09 | 
12% OFF Phone Price : $17.09
In Stock
Dishwasher Water Inlet Valve (replaces 154359802, 154476101) 154637401
#3

Frame diagram

Dishwasher water inlet valve (replaces 154359802, 154476101)

Part #154637401

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$59.33 | 
9% OFF Phone Price : $65.33
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Dishwasher Pump O-ring, Front 154247001
#59A

Motor & pump diagram

Dishwasher pump o-ring, front

Part #154247001

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$38.87 | 
13% OFF Phone Price : $44.87
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Drain Hose 154753201
#24

Tub diagram

Drain hose

Part #154753201

Replaced by #807117001

?
Manufacturer substitution
This part replaces 154753201. Substitute parts can look different from the original.
BEST SELLER
$30.73 | 
16% OFF Phone Price : $36.73
In Stock
Gasket 154685101
#NI

Tub diagram

Gasket

Part #154685101

Replaced by #154701001

?
Manufacturer substitution
This part replaces 154685101. Substitute parts can look different from the original.
BEST SELLER
$30.72 | 
16% OFF Phone Price : $36.72
In Stock
Dishwasher Dishrack Roller, Lower 154174502
#7

Racks diagram

Dishwasher dishrack roller, lower

Part #154174502

Replaced by #5304532229

?
Manufacturer substitution
This part replaces 154174502. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.88 | 
17% OFF Phone Price : $5.88
In Stock
Dishwasher Pump Motor Bracket (replaces 154362301) 154595901
#55

Motor & pump diagram

Dishwasher pump motor bracket (replaces 154362301)

Part #154595901

Replaced by #5304534830

?
Manufacturer substitution
This part replaces 154595901. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.34
In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

View all

Why is my dishwasher noisy?

Main causes: glass or popcorn kernel stuck in the chopper blade, drain line vibrating against the cabinet, debris in was…

Read more

Why don't my dishes get dry?

Main causes: not using rinse aid, rinse aid dispenser failure, broken heating element, malfunctioning vent, drying fan f…

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Why is my dishwasher leaking?

Main causes: damaged or stuck spray arm, leaking door seal, damaged door hinge, leaky heating element water seal, cracke…

Read more

Why won't my dishwasher drain?

Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control syst…

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Why does my dishwasher door drop open too fast?

Main causes: broken door spring, damaged or broken door hinge…

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Why does my dishwasher stop mid-cycle?

Main causes: broken door latch, tripped circuit breaker, broken heating element, faulty vent fan, sensor failure, contro…

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Why can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

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Why isn't my dishwasher getting dishes clean?

Main causes: improper loading, low water temperature, improper detergent dosage, detergent dispenser failure, spray arm …

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Why won't my dishwasher start?

Main causes: light switch beside the sink turned off, lack of power, bad dishwasher door switch, control system failure,…

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Most common repair guides to help fix your dishwashers

These step-by-step repair guides will help you safely fix what’s broken on your dishwasher.

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How to replace a dishwasher heating element

How to replace a dishwasher heating element

Dishes not drying as fast as they should? The dishwasher heating element could be on the fritz. Here's how to install a …

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a dishwasher high-limit thermostat

How to replace a dishwasher high-limit thermostat

Follow these steps to replace the high-limit thermostat in your dishwasher if prevents the heating element from heating.…

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Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher diverter motor

How to replace a dishwasher diverter motor

Upper spray arms not getting water? The diverter motor could be broken. Use this guide to replace it.…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your dishwashers

Use the advice and tips in these articles and videos to get the most out of your dishwasher.

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5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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