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InSinkErator
Dishwasher

Model # WS400-1 Official InSinkErator dishwasher

Here are the diagrams and repair parts for Official InSinkErator WS400-1 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.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 224 parts  |
Washer-heater Element (2) 51114
#13

Heat unit diagram

Washer-heater element (2)

Part #51114

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

Self-tapping Screw 51310
#7

Control panel unit diagram

Self-tapping screw

Part #51310

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

Control Panel (ws850-2) 51642
#19C

Control panel unit diagram

Control panel (ws850-2)

Part #51642

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

Tank And Frame Assembly (ws400-3) (ws850-3) (not Shown) 51651
#0B

Frame and misc. items diagram

Tank and frame assembly (ws400-3) (ws850-3) (not shown)

Part #51651

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

Fill Valve Assembly (used On Ws400-3-w2850) 51665
#8B

Fill and overfill unit diagram

Fill valve assembly (used on ws400-3-w2850)

Part #51665

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

Spring-switch Cancel 51335
#21

Door and latch unit diagram

Spring-switch cancel

Part #51335

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

Nut (fill Air Gap) 51064
Nut (fill air gap)

Part #51064

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

End Cap-rack Track-front (wssup-3, 3000-3, 3300-3) (qty 2) 51658
#8C

Upper rack and track unit diagram

End cap-rack track-front (wssup-3, 3000-3, 3300-3) (qty 2)

Part #51658

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

Clip-hinge Pin Retaining (2) 51150
#4

Door and latch unit diagram

Clip-hinge pin retaining (2)

Part #51150

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

Bumper-door 51167
#25

Frame and misc. items diagram

Bumper-door

Part #51167

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…

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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…

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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

Top questions about Sears and Sears PartsDirect

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

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