Thermador
Upright Freezer

Model # T18BF70FS-09 Official Thermador built-in freezer column

Here are the diagrams and repair parts for Official Thermador T18BF70FS-09 built-in freezer column, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 159 parts  |

Filter 499850
#411

Compressor diagram

Filter

Part #499850

Replaced by #00644845

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Manufacturer substitution
This part replaces 499850. Substitute parts can look different from the original.

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In Stock
Refrigerator Water Filter 644845
#411A

Compressor diagram

Refrigerator water filter

Part #644845

Replaced by #00644845

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Manufacturer substitution
This part replaces 644845. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

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Sensor 617203
#130

Cabinet assy 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
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
Operating 667838
#104

Cabinet assy diagram

Operating

Part #667838

Replaced by #11041652

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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 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
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
In Stock
Switch 604020
#126

Cabinet assy diagram

Switch

Part #604020

Replaced by #00604020

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Manufacturer substitution
This part replaces 604020. Substitute parts can look different from the original.
In Stock
Fan 643804
#434

Compressor diagram

Fan

Part #643804

Replaced by #00652338

?
Manufacturer substitution
This part replaces 643804. Substitute parts can look different from the original.
$97.79
11% OFF Phone Price : $109.79
In Stock
Defrost Heater 448890
#103

Cabinet assy diagram

Defrost heater

Part #448890

Replaced by #11021376

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Manufacturer substitution
This part replaces 448890. Substitute parts can look different from the original.
In Stock

Most common symptoms to help you fix your freestanding freezers

Choose a symptom to see related freezer repairs.

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

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

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

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

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

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

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

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

Repair guides for upright freezers

How to replace a freezer control panel

How to replace a freezer control panel

A freezer control panel that doesn’t show the temperature or respond when you press the buttons could be broken. This DI…

Repair difficulty
Time required
 15 minutes or less
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…

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…

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

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

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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.…