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Thermador
Dishwasher

Model # TD121 Official Thermador dishwasher

Here are the diagrams and repair parts for Official Thermador TD121 dishwasher, 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.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 191 parts  |
Fill Clamp 010049

#51

All parts diagram

Fill clamp

Part #010049

The manufacturer no longer makes this part, and there's no substitute part

Plate 135323
Plate

Part #135323

The manufacturer no longer makes this part, and there's no substitute part

Basket 134730

#12

All parts diagram

Basket

Part #134730

The manufacturer no longer makes this part, and there's no substitute part

Switch 135274

#248

All parts diagram

Switch

Part #135274

The manufacturer no longer makes this part, and there's no substitute part

Retainer Door Seal Right 132088

#189B

All parts diagram

Retainer door seal right

Part #132088

The manufacturer no longer makes this part, and there's no substitute part

Roller Upper Basket 134305

#199

All parts diagram

Roller upper basket

Part #134305

The manufacturer no longer makes this part, and there's no substitute part

Retainer Door Seal Top 131125

#188

All parts diagram

Retainer door seal top

Part #131125

The manufacturer no longer makes this part, and there's no substitute part

Grommet Rinse Injector (seq. Code "a" Thru "n") 135055

#102

All parts diagram

Grommet rinse injector (seq. code "a" thru "n")

Part #135055

The manufacturer no longer makes this part, and there's no substitute part

Grommet 900209

#204

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Grommet

Part #900209

The manufacturer no longer makes this part, and there's no substitute part

Screw Distr Arm To Support 133842

#212

All parts diagram

Screw distr arm to support

Part #133842

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

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Why won't my dishwasher fill?

Main causes: water supply problem, stuck overfill float, clogged water inlet valve screen, water inlet valve failure…

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Why won't my dishwasher drain?

Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control syst…

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Why does my dishwasher door drop open too fast?

Main causes: broken door spring, damaged or broken door hinge…

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Why can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

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Why isn't my dishwasher getting dishes clean?

Main causes: improper loading, low water temperature, improper detergent dosage, detergent dispenser failure, spray arm …

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Why won't my dishwasher start?

Main causes: light switch beside the sink turned off, lack of power, bad dishwasher door switch, control system failure,…

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Why don't my dishes get dry?

Main causes: not using rinse aid, rinse aid dispenser failure, broken heating element, malfunctioning vent, drying fan f…

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Why does my dishwasher stop mid-cycle?

Main causes: broken door latch, tripped circuit breaker, broken heating element, faulty vent fan, sensor failure, contro…

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Why is my dishwasher noisy?

Main causes: glass or popcorn kernel stuck in the chopper blade, drain line vibrating against the cabinet, debris in was…

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Most common repair guides to help fix your dishwashers

These step-by-step repair guides will help you safely fix what’s broken on your dishwasher.

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How to replace a dishwasher heating element

How to replace a dishwasher heating element

Dishes not drying as fast as they should? The dishwasher heating element could be on the fritz. Here's how to install a …

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Repair difficulty
Time required
 45 minutes or less
How to replace a dishwasher high-limit thermostat

How to replace a dishwasher high-limit thermostat

Follow these steps to replace the high-limit thermostat in your dishwasher if prevents the heating element from heating.…

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Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher diverter motor

How to replace a dishwasher diverter motor

Upper spray arms not getting water? The diverter motor could be broken. Use this guide to replace it.…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your dishwashers

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

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5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

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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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