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Thermador
Upright Freezer

Model # T18ID80NRP/42 Official Thermador freezer

Here are the diagrams and repair parts for Official Thermador T18ID80NRP-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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Showing 10 of 200 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.

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$89.19 | 
6% OFF Phone Price : $95.19
In Stock
Sensor 617203
#130

Cabinet parts diagram

Sensor

Part #617203

Replaced by #00617203

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Manufacturer substitution
This part replaces 617203. 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

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Manufacturer substitution
This part replaces 499853. Substitute parts can look different from the original.
$50.89 | 
11% OFF Phone Price : $56.89
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Freezer Water Filter Cap 604684
#429

Compressor diagram

Freezer water filter cap

Part #604684

Replaced by #00604684

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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

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Manufacturer substitution
This part replaces 603967. Substitute parts can look different from the original.
$39.19 | 
13% OFF Phone Price : $45.19
In Stock
Rail 660867
#302

Shelfs diagram

Rail

Part #660867

Replaced by #00660867

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Manufacturer substitution
This part replaces 660867. Substitute parts can look different from the original.
$85.16
In Stock
Relay 609254
#451

Compressor diagram

Relay

Part #609254

Replaced by #00654622

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Manufacturer substitution
This part replaces 609254. Substitute parts can look different from the original.
$185.05
In Stock
Cover 671920
#611

Framing diagram

Cover

Part #671920

Replaced by #00747779

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Manufacturer substitution
This part replaces 671920. Substitute parts can look different from the original.
$67.47
In Stock
Shelf 702095
#301

Shelfs diagram

Shelf

Part #702095

Replaced by #00702095

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Manufacturer substitution
This part replaces 702095. Substitute parts can look different from the original.
$74.73
In Stock
Holder 604674
#438

Compressor diagram

Holder

Part #604674

Replaced by #00604674

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Manufacturer substitution
This part replaces 604674. Substitute parts can look different from the original.
$7.94
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Most common symptoms to help you fix your freestanding freezers

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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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How to replace a freezer door switch

How to replace a freezer door switch

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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
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 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…

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Repair difficulty
Time required
 45 minutes or less

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