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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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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 201 parts  |
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

Bi-metal 01-35-736
Bi-metal

Part #01-35-736

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

Straight Vane 01-33-452
#161

Motor diagram

Straight vane

Part #01-33-452

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

Lo Roll Asm 01-34-304
#198

Control panels/baskets diagram

Lo roll asm

Part #01-34-304

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

Detergent Cup 01-35-974
Detergent cup

Part #01-35-974

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

Seal 01-35-899
Seal

Part #01-35-899

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

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 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 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…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a dishwasher thermal fuse

How to replace a dishwasher thermal fuse

A completely dead control panel often indicates that the thermal fuse on the electronic control board is blown; follow t…

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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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How to clean and maintain your dishwasher

How to clean and maintain your dishwasher

Get tips for cleaning and maintaining your dishwasher…

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

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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Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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