Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
InSinkErator
Dishwasher

Model # WS400 Official InSinkErator dishwasher

Here are the diagrams and repair parts for Official InSinkErator WS400 dishwasher, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 224 parts  |
Screw And Washer Assembly (2) 51231
#12

Door and latch unit diagram

Screw and washer assembly (2)

Part #51231

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

Cover-wiring Harness 51136
#32

Door and latch unit diagram

Cover-wiring harness

Part #51136

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

Stainer-coarse 51604
#2

Lower wash arm and strainer diagram

Stainer-coarse

Part #51604

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

Button-program Switch (blue) (ar) 51319
#16A

Control panel unit diagram

Button-program switch (blue) (ar)

Part #51319

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

Bracket-switch Cancel Spring 51336
#20

Door and latch unit diagram

Bracket-switch cancel spring

Part #51336

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

Screw-self Tapping 10 X 3/8 Hex Hd. Type Ab 51251
#9

Top and side kits diagram

Screw-self tapping 10 x 3/8 hex hd. type ab

Part #51251

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

Upper Rack Assembly (ws400-3 Ws 850-3) (incls. Codes 1, 3 Thru 5 And 7, Also On Page 10 Upper Wash/rinse Unit) Codes 8 Thru 18) 51656
#2A

Upper rack and track unit diagram

Upper rack assembly (ws400-3 ws 850-3) (incls. codes 1, 3 thru 5 and 7, also on page 10 upper wash/rinse unit) codes 8 thru 18)

Part #51656

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

Heater Kit (service) (incl. Codes 1 And 12-14) 51116
#14A

Heat unit diagram

Heater kit (service) (incl. codes 1 and 12-14)

Part #51116

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

Handle-latch 51331
#28

Door and latch unit diagram

Handle-latch

Part #51331

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.

View all

Why does my dishwasher door drop open too fast?

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

Read more

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…

Read more

Why won't my dishwasher fill?

Main causes: water supply problem, stuck overfill float, clogged water inlet valve screen, water inlet valve failure…

Read more

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,…

Read more

Why isn't my dishwasher getting dishes clean?

Main causes: improper loading, low water temperature, improper detergent dosage, detergent dispenser failure, spray arm …

Read more

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…

Read more

Why won't my dishwasher drain?

Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control syst…

Read more

Why can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

Read more

Why is my dishwasher leaking?

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

Read more

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.

View all
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 …

Read more
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…

Read more
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.

View all
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.…

Read more
How to enjoy all the online benefits we offer on our Sears PartsDirect website

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.…

Read more
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.…

Read more

Parts & More