Thermador
Upright Freezer

Model #T18IF70CSS-01 Official Thermador built-in freezer column

Here are the diagrams and repair parts for Thermador T18IF70CSS-01 built-in freezer column, 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.

Showing 10 of 151 parts

Bosch Refrigerator Water Filter (replaces 00499850, 00649379, 00713913, 00740560, 00740574, 644845, 740574)#411

Compressor/condenser Diagram

Filter

Part #499850
Replaced by #00644845
?
Manufacturer substitution
This part replaces 499850. Substitute parts can look different from the original.
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Clip#319

Icemaker Diagram

Clip

Part #604685
Replaced by #00604685
?
Manufacturer substitution
This part replaces 604685. Substitute parts can look different from the original.
This item is not returnable
In Stock
$6.39 | 
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Phone Price: $7.39
Freezer Electronic Control Board (replaces 00667838)#104

Freezer section Diagram

Module

Part #448891
Replaced by #11041652
?
Manufacturer substitution
This part replaces 448891. Substitute parts can look different from the original.
In Stock
$182.89 | 
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Phone Price: $192.89
Freezer Basket Retainer Clip#313

Icemaker Diagram

Clip

Part #603971
Replaced by #00623319
?
Manufacturer substitution
This part replaces 603971. Substitute parts can look different from the original.
This item is not returnable
In Stock
$4.89 | 
17% OFF 
Phone Price: $5.89
Refrigerator Condenser Temperature Sensor#442

Compressor/condenser Diagram

Sensor,ntc

Part #420667
Replaced by #00420667
?
Manufacturer substitution
This part replaces 420667. Substitute parts can look different from the original.
In Stock
$43.29 | 
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Phone Price: $48.29
Freezer Door Gasket#214

Freezer door Diagram

Door seal

Part #244219
Replaced by #00716383
?
Manufacturer substitution
This part replaces 244219. Substitute parts can look different from the original.
In Stock
$131.79 | 
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Phone Price: $141.79
Refrigerator Support#426

Compressor/condenser Diagram

Support

Part #604248
Replaced by #00644088
?
Manufacturer substitution
This part replaces 604248. Substitute parts can look different from the original.
This item is not returnable
In Stock
$4.89
Refrigerator Instructions

#NI02

All parts Diagram

Owner's manual

Part #698631
Replaced by #00698631
?
Manufacturer substitution
This part replaces 698631. Substitute parts can look different from the original.
In Stock
$11.24
Base Panel#443

Compressor/condenser Diagram

Base panel

Part #661112
Replaced by #00685139
?
Manufacturer substitution
This part replaces 661112. Substitute parts can look different from the original.
Back Order
$49.49 | 
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Phone Price: $54.49
Terminal#424

Compressor/condenser Diagram

Terminal

Part #604133
Replaced by #10005204
?
Manufacturer substitution
This part replaces 604133. Substitute parts can look different from the original.
This item is not returnable
In Stock
$6.87

Symptoms common to all freestanding freezers

Choose a symptom to see related freezer repairs.

Main causes: burned out light bulb, bad door or lid switch, faulty LED light board, wiring failure, control system failure
Main causes: lack of power, bad compressor, refrigerant leak, bad thermistor, defrost system failure, dirty condenser coils, control failure
Main causes: leaky door or lid gasket, broken defrost heater, bad defrost bi-metal thermostat, defrost control failure, faulty compressor
Main causes: compressor failure, no refrigerant, faulty sensor, control failure, broken defrost heater, bad defrost bi-metal thermostat
Main causes: excessive frost, bad defrost heater, bad defrost bi-metal, control system failure, low refrigerant charge, compressor problems
Main causes: damaged door or lid gasket, cracked cabinet liner, bad defrost bi-metal thermostat, broken defrost heater, bad defrost timer
Main causes: lack of power, control system failure, broken compressor start relay, locked up compressor, compressor motor failure
Main causes: dirty condenser coils, condenser fan failure, dirty bottom front grill, leaky door or lid gasket

Repair guides for upright freezers

February 20, 2015
By Lyle Weischwill
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 DIY repair guide and video show how to replace a freezer control panel in less than 15 minutes.

Repair difficulty
Time required
 15 minutes or less
February 20, 2015
By Lyle Weischwill
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 replace a defective freezer door switch.

Repair difficulty
Time required
 15 minutes or less
February 20, 2015
By Lyle Weischwill
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. Follow these step-by-step instructions to replace a defective freezer thermistor.

Repair difficulty
Time required
 45 minutes or less

Articles and videos common to all freestanding freezers

Use the advice and tips in these articles and videos to get the most out of your freezer.

August 19, 2022

Are DIY appliance repairs safe?

By Lyle Weischwill

Find out how to stay safe when repairing your appliances.

August 17, 2021

How to read a wiring schematic video

By Lyle Weischwill

Learn how to decipher symbols so you can buy the right part for your problem.

December 15, 2014

5 tips for finding food in the freezer faster

By Kim Hillegass

Don't get chapped hands digging through the icy depths. Get organized! Here's how.