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Dishwasher

Model # FDB421RFS4 Official Frigidaire 18" portable dishwasher

Here are the diagrams and repair parts for Official Frigidaire FDB421RFS4 18" portable dishwasher, as well as links to manuals and error code tables, if available.

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Browse Parts forFDB421RFS4 18" Portable Dishwasher

  • Gasket 154211801
    #3

    Tub diagram

    Gasket

    Part #154211801

    Replaced by #154827601

    ?
    Manufacturer substitution
    This part replaces 154211801. Substitute parts can look different from the original.
    BEST SELLER
    $26.94
    18% OFF Phone Price : $32.94
    In Stock
  • Lo Spray Arm 154250901
    #24

    Motor and pump diagram

    Lo spray arm

    Part #154250901

    Replaced by #5304517203

    ?
    Manufacturer substitution
    This part replaces 154250901. Substitute parts can look different from the original.
    BEST SELLER
    $34.33
    15% OFF Phone Price : $40.33
    In Stock
  • Gasket 154297602
    #49

    Door diagram

    Gasket

    Part #154297602

    Replaced by #809006501

    ?
    Manufacturer substitution
    This part replaces 154297602. Substitute parts can look different from the original.
    BEST SELLER
    $25.01
    19% OFF Phone Price : $31.01
    In Stock
  • Dishwasher Lower Spray Arm Support 154294101
    #62

    Motor and 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
    $14.28
    12% OFF Phone Price : $16.28
    In Stock
  • Water Valve 154219601
    #3

    Frame diagram

    Water valve

    Part #154219601

    Replaced by #154637401

    ?
    Manufacturer substitution
    This part replaces 154219601. Substitute parts can look different from the original.
    BEST SELLER
    $45.62
    12% OFF Phone Price : $51.62
    In Stock
  • Dishwasher Wheel 154174501
    #7

    Racks diagram

    Dishwasher wheel

    Part #154174501

    Replaced by #5304532229

    ?
    Manufacturer substitution
    This part replaces 154174501. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    $4.69
    18% OFF Phone Price : $5.69
    In Stock
  • Latch W/hand 154308101
    #12

    Door diagram

    Latch w/hand

    Part #154308101

    Replaced by #5304442175

    ?
    Manufacturer substitution
    This part replaces 154308101. Substitute parts can look different from the original.
    BEST SELLER
    $117.68
    9% OFF Phone Price : $129.68
    In Stock
  • Spring 154345902
    #1

    Door diagram

    Spring

    Part #154345902

    Replaced by #154430501

    ?
    Manufacturer substitution
    This part replaces 154345902. Substitute parts can look different from the original.
    BEST SELLER
    $29.37
    17% OFF Phone Price : $35.37
    In Stock
  • Latch W/hand 154308103
    #12A

    Door diagram

    Latch w/hand

    Part #154308103

    Replaced by #5304442175

    ?
    Manufacturer substitution
    This part replaces 154308103. Substitute parts can look different from the original.
    BEST SELLER
    $117.68
    9% OFF Phone Price : $129.68
    In Stock
  • Base 154252201
    #63

    Motor and pump diagram

    Base

    Part #154252201

    Replaced by #5304506533

    ?
    Manufacturer substitution
    This part replaces 154252201. Substitute parts can look different from the original.
    BEST SELLER
    This item is not returnable
    $19.78
    9% OFF Phone Price : $21.78
    In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

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

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

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

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

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

Main cause: damaged rack height adjuster…

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

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

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

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.

How to replace a dishwasher door latch assembly

How to replace a dishwasher door latch assembly

If the dishwasher door doesn't click shut, a broken door latch is a likely cause. Follow these instructions to replace i…

Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher user interface control

How to replace a dishwasher user interface control

The user interface control houses the selection buttons and display. If it fails, you can't select the cycle and setting…

Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher thermal fuse

How to replace a dishwasher thermal fuse

A completely dead control panel often indicates that the thermal fuse on the electronic control board is blown; follow t…

Repair difficulty
Time required
 15 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.

Dishwasher not filling video

Dishwasher not filling video

It could be a failed door switch, overfill float switch or water inlet valve. See how to test them.…

Cleaning your appliances after a drinking water advisory

Cleaning your appliances after a drinking water advisory

Find out how to clean and flush household appliances once a boil water advisory is lifted.…

Replacing upper dishrack plastic height adjuster rollers on Kenmore 665-series and Whirlpool dishwashers video

Replacing upper dishrack plastic height adjuster rollers on Kenmore 665-series and Whirlpool dishwashers video

See how easy replacing a broken upper dishrack roller is in this short video.…

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