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Thermador
Upright Freezer

Model # T18ID80NLP/42 Official Thermador freezer

Here are the diagrams and repair parts for Official Thermador T18ID80NLP-42 freezer, as well as links to manuals and error code tables, if available.

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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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ALL PARTS
Showing 10 of 195 parts  |
Freezer Basket Retainer Clip 00623319
#313

Shelf assy diagram

Freezer basket retainer clip

Part #00623319

This item is not returnable
$4.89 | 
17% OFF Phone Price : $5.89
In Stock
Refrigerator Defrost Sensor 00617203
#130

Control panel diagram

Refrigerator defrost sensor

Part #00617203

This item is not returnable
$23.59 | 
17% OFF Phone Price : $28.59
In Stock
Freezer Control Panel On/off Switch 00168427
#115

Control panel diagram

Freezer control panel on/off switch

Part #00168427

$22.34
In Stock
Rail Iwd/l 00245194
#304

Shelf assy diagram

Rail iwd/l

Part #00245194

$56.31
In Stock
Housing 00607364
#431

Compressor diagram

Housing

Part #00607364

This item is not returnable
$5.26
In Stock
Housing 00619829
#513

Ice maker diagram

Housing

Part #00619829

$8.20
In Stock
Installation Instructions 00383342
#NI

Control panel diagram

Installation instructions

Part #00383342

$24.43
In Stock
Air Grid 00604026
#131

Control panel diagram

Air grid

Part #00604026

$13.09
In Stock
Fixture 00605404
#437

Compressor diagram

Fixture

Part #00605404

This item is not returnable
$5.26
In Stock
Housing 00605602
#445

Compressor diagram

Housing

Part #00605602

This item is not returnable
$6.06
In Stock

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Most common symptoms to help you fix your freestanding freezers

Choose a symptom to see related freezer repairs.

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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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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 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 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 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 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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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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Repair guides for upright freezers

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How to replace a freezer LED light board

How to replace a freezer LED light board

The LED lights illuminate the interior of the freezer when you open the door. It takes just a few minutes to replace the…

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Repair difficulty
Time required
 15 minutes or less
How to replace a freezer electronic control board

How to replace a freezer electronic control board

The electronic control board manages the compressor to control freezer temperature. Replace the control board using the…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a freezer defrost heater

How to replace a freezer defrost heater

If frost builds up on the freezer evaporator because the defrost heater isn’t working, follow these step-by-step instruc…

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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Wiring schematic symbols explained video

Wiring schematic symbols explained video

Learn some of the most common symbols found in a wiring diagram and what they mean.…

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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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