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Universal/Multiflex (Frigidaire)
Upright Freezer

Model # MFU21M3BW4 Official Universal/Multiflex (Frigidaire) upright freezer - 5995282877

Here are the diagrams and repair parts for Official Universal/Multiflex (Frigidaire) MFU21M3BW4 upright freezer - 5995282877, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 48 parts  |
Strap 06594651
#36

Cabinet/control/shelves diagram

Strap

Part #06594651

This item is not returnable
$2.29
In Stock
Crosley Heat Exchanger 216401500
#15

System diagram

Crosley heat exchanger

Part #216401500

$188.68
In Stock
Bearing 5303210403
#22

Door diagram

Bearing

Part #5303210403

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

Retainer 08016777
#44

System diagram

Retainer

Part #08016777

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

Hinge Cover (white) 5303212912
#40

Cabinet/control/shelves diagram

Hinge cover (white)

Part #5303212912

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

Panel 216048810
#9

Door diagram

Panel

Part #216048810

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

Air Breather 216390000
#32

Door diagram

Air breather

Part #216390000

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

Hinge 216247400
#28

Cabinet/control/shelves diagram

Hinge

Part #216247400

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

Clamp 08037931
#22

Cabinet/control/shelves diagram

Clamp

Part #08037931

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

Support 06599974
#82

Cabinet/control/shelves diagram

Support

Part #06599974

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

Most common symptoms to help you fix your freestanding freezers

Choose a symptom to see related freezer repairs.

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What should I do when my freezer's high-temperature alarm sounds?

Main causes: lack of power, bad compressor, refrigerant leak, bad thermistor, defrost system failure, dirty condenser co…

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Why don't the lights in my freezer work?

Main causes: burned out light bulb, bad door or lid switch, faulty LED light board, wiring failure, control system failu…

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Why isn't my freezer cooling?

Main causes: compressor failure, no refrigerant, faulty sensor, control failure, broken defrost heater, bad defrost bi-m…

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Why does my freezer have a lot of frost inside?

Main causes: damaged door or lid gasket, cracked cabinet liner, bad defrost bi-metal thermostat, broken defrost heater, …

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Why is my freezer hot on the outside?

Main causes: dirty condenser coils, condenser fan failure, dirty bottom front grill, leaky door or lid gasket…

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Why is my freezer too warm?

Main causes: excessive frost, bad defrost heater, bad defrost bi-metal, control system failure, low refrigerant charge, …

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Why isn't my freezer running?

Main causes: lack of power, control system failure, broken compressor start relay, locked up compressor, compressor moto…

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Why is my freezer so noisy?

Main causes: leaky door or lid gasket, broken defrost heater, bad defrost bi-metal thermostat, defrost control failure, …

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Repair guides for upright freezers

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How to replace a freezer door switch

How to replace a freezer door switch

When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a freezer thermistor

How to replace a freezer thermistor

When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a freezer evaporator fan

How to replace a freezer evaporator fan

Air won’t circulate to cool the freezer properly when the evaporator fan fails. Follow these step-by-step instructions t…

Read more
Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your freestanding freezers

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

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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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Freezer common questions

Freezer common questions

Benefit from other people's experience by checking on these frequently asked questions about freezers.…

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