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Frigidaire
Upright Freezer

Model # FFFU20F1UW Official Frigidaire upright freezer

Here are the diagrams and repair parts for Official Frigidaire FFFU20F1UW upright freezer, as well as links to manuals and error code tables, if available.

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Owner’s manual
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 31 parts  |
Frigidaire Freezer Defrost Heater 5304523666
#13

System diagram

Frigidaire freezer defrost heater

Part #5304523666

$136.22
In Stock
Frigidaire Freezer Electronic Control Board 5304523677
#24A

System diagram

Frigidaire freezer electronic control board

Part #5304523677

$109.62 | 
10% OFF Phone Price : $121.62
In Stock
Frigidaire Freezer Electronic Control Board And Housing 5304523676
#24

System diagram

Frigidaire freezer electronic control board and housing

Part #5304523676

$166.74 | 
7% OFF Phone Price : $178.74
In Stock
Frigidaire Air Duct,assembly ,evaporator ,w/fan 5304523665
#12

System diagram

Frigidaire air duct,assembly ,evaporator ,w/fan

Part #5304523665

$153.36
In Stock
Frigidaire Cover,box 5304523673
#20

Cabinet/shelves diagram

Frigidaire cover,box

Part #5304523673

This item is not returnable
$6.02
In Stock
Frigidaire Sleeve,hinge Pin ,lower 5304523654
#1C

Door diagram

Frigidaire sleeve,hinge pin ,lower

Part #5304523654

This item is not returnable
$5.46
In Stock
Frigidaire Foot,cabinet Level 5304523675
#22

Cabinet/shelves diagram

Frigidaire foot,cabinet level

Part #5304523675

$9.32
In Stock
Frigidaire Pc Board,led Light 5304523671
#18

Cabinet/shelves diagram

Frigidaire pc board,led light

Part #5304523671

$35.68
In Stock
Frigidaire Cover Assembly,hinge ,upper ,w/switch 5304523667
#14

Cabinet/shelves diagram

Frigidaire cover assembly,hinge ,upper ,w/switch

Part #5304523667

$27.78
In Stock
Cord,power ,electric Serv. 5304513187
#31

System diagram

Cord,power ,electric serv.

Part #5304513187

$58.22
In Stock

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…

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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 repair broken or damaged wires video

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances.…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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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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