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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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  • In the search box below, enter all or part of the part number or the part’s name.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 201 parts  |
Fill Valve 01-35-248
Fill valve

Part #01-35-248

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

Housing Nu 00-44-428
Housing nu

Part #00-44-428

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

Seal 01-35-899
Seal

Part #01-35-899

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

Detergent Baffle 01-35-752
Detergent baffle

Part #01-35-752

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

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

Thermador Timer 01-35-763
Thermador timer

Part #01-35-763

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

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