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Universal/Multiflex (Frigidaire)
Dishwasher

Model # MDB121RFS0 Official Universal/Multiflex (Frigidaire) built-in dishwasher - 5995287728

Here are the diagrams and repair parts for Official Universal/Multiflex (Frigidaire) MDB121RFS0 built-in dishwasher - 5995287728, as well as links to manuals and error code tables, if available.

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Error Codes

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Showing 10 of 106 parts  |
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
$31.02 | 
16% OFF Phone Price : $37.02
In Stock
Dishwasher Pump O-ring, Front 154247001
#59

Motor & pump diagram

Dishwasher pump o-ring, front

Part #154247001

BEST SELLER
$38.87 | 
13% OFF Phone Price : $44.87
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
$4.74 | 
17% OFF Phone Price : $5.74
In Stock
Latch Handle 154211303
#12

Door diagram

Latch handle

Part #154211303

Replaced by #5304442175

?
Manufacturer substitution
This part replaces 154211303. Substitute parts can look different from the original.
BEST SELLER
$52.63 | 
10% OFF Phone Price : $58.63
In Stock
Dishwasher Sump Gasket 154246801
#13

Motor & pump diagram

Dishwasher sump gasket

Part #154246801

BEST SELLER
$40.15 | 
13% OFF Phone Price : $46.15
In Stock
Dispenser 154230101
#9

Door diagram

Dispenser

Part #154230101

Replaced by #154574401

?
Manufacturer substitution
This part replaces 154230101. Substitute parts can look different from the original.
BEST SELLER
$67.97 | 
8% OFF Phone Price : $73.97
In Stock
Dishwasher Glass Trap 154252701
#66

Motor & pump diagram

Dishwasher glass trap

Part #154252701

$49.19 | 
11% OFF Phone Price : $55.19
In Stock
Dishwasher Sump-to-drain-pump Hose 154234401
#54

Motor & pump diagram

Dishwasher sump-to-drain-pump hose

Part #154234401

$54.79 | 
10% OFF Phone Price : $60.79
In Stock
Dishwasher Spray Arm Nut 154252001
#24B

Motor & pump diagram

Dishwasher spray arm nut

Part #154252001

$32.13
In Stock
Dishwasher Screw 154093301
#2

Door diagram

Dishwasher screw

Part #154093301

This item is not returnable
$2.31
In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

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Why won't my dishwasher fill?

Main causes: water supply problem, stuck overfill float, clogged water inlet valve screen, water inlet valve failure…

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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 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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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 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 is my dishwasher noisy?

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

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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 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.…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher door outer panel

How to replace a dishwasher door outer panel

If your dishwasher door is dented or you want it to match your cabinets or other appliances, this guide shows how to rep…

Read more
Repair difficulty
Time required
 15 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…

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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.

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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

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