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Thermador
Dishwasher

Model # THD122 Official Thermador dishwasher

Here are the diagrams and repair parts for Official Thermador THD122 dishwasher, as well as links to manuals and error code tables, if available.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 201 parts  |
Ring 01-30-126
#104

Motor diagram

Ring

Part #01-30-126

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

Clip 01-33-212
#31

Motor diagram

Clip

Part #01-33-212

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

Hose Clamp 09-00-415
Hose clamp

Part #09-00-415

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

Housing Nu 00-44-428
Housing nu

Part #00-44-428

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

Fill Valve 01-35-248
Fill valve

Part #01-35-248

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

Screw Plug 01-33-891
#97

Motor diagram

Screw plug

Part #01-33-891

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

Thermostat 01-35-893
Thermostat

Part #01-35-893

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

Relay 01-36-197
Relay

Part #01-36-197

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

Hinge 01-34-389
Hinge

Part #01-34-389

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

Seal 01-35-899
Seal

Part #01-35-899

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 does my dishwasher door drop open too fast?

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

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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 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 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 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 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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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 can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

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Why is my dishwasher leaking?

Main causes: damaged or stuck spray arm, leaking door seal, damaged door hinge, leaky heating element water seal, cracke…

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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 water inlet valve

How to replace a dishwasher water inlet valve

If your dishwasher fills constantly or won't fill at all, the water inlet valve has failed. You can replace it in about …

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Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher detergent dispenser

How to replace a dishwasher detergent dispenser

Dishes need dish detergent to get clean. Learn how to replace a dishwasher detergent dispenser with easy step-by-step i…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher door outer panel

How to replace a dishwasher door outer panel

If your dishwasher door is dented or you want it to match your cabinets or other appliances, this guide shows how to rep…

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Repair difficulty
Time required
 15 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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