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Thermador
Upright Freezer

Model # T18ID80NRP/20 Official Thermador freezer

Here are the diagrams and repair parts for Official Thermador T18ID80NRP-20 freezer, 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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Showing 10 of 189 parts  |
Refrigerator Water Filter 641425
#411

Compressor diagram

Refrigerator water filter

Part #641425

Replaced by #11034151

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Manufacturer substitution
This part replaces 641425. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

$89.19 | 
6% OFF Phone Price : $95.19
In Stock
Defrost Sensor 604025
#130

Cabinet parts diagram

Defrost sensor

Part #604025

Replaced by #00617203

?
Manufacturer substitution
This part replaces 604025. Substitute parts can look different from the original.
This item is not returnable
$23.59 | 
20% OFF Phone Price : $29.59
In Stock
Cover 499853
#413

Compressor diagram

Cover

Part #499853

Replaced by #00499853

?
Manufacturer substitution
This part replaces 499853. Substitute parts can look different from the original.
$50.89 | 
11% OFF Phone Price : $56.89
In Stock
Operating 667838
#104

Cabinet parts diagram

Operating

Part #667838

Replaced by #11041652

?
Manufacturer substitution
This part replaces 667838. Substitute parts can look different from the original.
$239.70 | 
5% OFF Phone Price : $251.70
In Stock
Freezer Water Filter Cap 604684
#429

Compressor diagram

Freezer water filter cap

Part #604684

Replaced by #00604684

?
Manufacturer substitution
This part replaces 604684. Substitute parts can look different from the original.
$11.49 | 
15% OFF Phone Price : $13.49
In Stock
Freezer Water Valve 603967
#423

Compressor diagram

Freezer water valve

Part #603967

Replaced by #00639065

?
Manufacturer substitution
This part replaces 603967. Substitute parts can look different from the original.
$39.19 | 
13% OFF Phone Price : $45.19
In Stock
Door Seal 246852
#214

Door assy diagram

Door seal

Part #246852

Replaced by #00716383

?
Manufacturer substitution
This part replaces 246852. Substitute parts can look different from the original.
$131.79 | 
8% OFF Phone Price : $143.79
In Stock
Holder, R 448945
#106

Cabinet parts diagram

Holder, r

Part #448945

Replaced by #11012327

?
Manufacturer substitution
This part replaces 448945. Substitute parts can look different from the original.
$10.86
In Stock
Switch 604020
#126

Cabinet parts diagram

Switch

Part #604020

Replaced by #00604020

?
Manufacturer substitution
This part replaces 604020. Substitute parts can look different from the original.
$18.94
In Stock
Basket 640320
#325

Shelfs diagram

Basket

Part #640320

Replaced by #00640320

?
Manufacturer substitution
This part replaces 640320. Substitute parts can look different from the original.
$160.44
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…

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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

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Top questions about Sears and Sears PartsDirect

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How to repair broken or damaged wires video

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Freezer common questions

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