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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  |
Bi-metal 01-35-736
Bi-metal

Part #01-35-736

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

Housing Nu 00-44-428
Housing nu

Part #00-44-428

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

Basket 01-34-730
#12

Control panels/baskets diagram

Basket

Part #01-34-730

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

Inlet Hose 01-34-878
Inlet hose

Part #01-34-878

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

Relay 01-36-197
Relay

Part #01-36-197

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

Trip Lever 01-35-742
Trip lever

Part #01-35-742

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 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 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 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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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 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 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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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.…

Read more
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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