Bosch
Washer

Model # WAT28400UC/20 Official Bosch washer

Here are the diagrams and repair parts for Official Bosch WAT28400UC-20 washer, 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.

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 112 parts  |

Washer Drain Pump (replaces 00144844, 00144977) 00145753
#422

Dispenser tray/outlet pipe parts diagram

Washer drain pump (replaces 00144844, 00144977)

Part #00145753

$149.02
7% OFF Phone Price : $161.02
In Stock
Washer Shock Absorber 00742719
#319

Oscillating system parts diagram

Washer shock absorber

Part #00742719

$64.49
9% OFF Phone Price : $70.49
In Stock
Washer Door Boot 00680768
#313

Oscillating system parts diagram

Washer door boot

Part #00680768

Replaced by #00772658

?
Manufacturer substitution
This part replaces 00680768. Substitute parts can look different from the original.
$77.49
7% OFF Phone Price : $83.49
In Stock
Spring 00629930
#311

Oscillating system parts diagram

Spring

Part #00629930

This item is not returnable
In Stock
Outlet Hose 11023391
#414

Dispenser tray/outlet pipe parts diagram

Outlet hose

Part #11023391

In Stock
Washer Drive Belt 00439490
#303

Oscillating system parts diagram

Washer drive belt

Part #00439490

$40.28
13% OFF Phone Price : $46.28
In Stock
Washer Dispenser Valve 00635399
#451

Dispenser tray/outlet pipe parts diagram

Washer dispenser valve

Part #00635399

$90.13
6% OFF Phone Price : $96.13
In Stock
Knob 00633523
#117

Cabinet parts diagram

Knob

Part #00633523

In Stock
Hose 12008201
#450

Dispenser tray/outlet pipe parts diagram

Hose

Part #12008201

Replaced by #00493766

?
Manufacturer substitution
This part replaces 12008201. Substitute parts can look different from the original.
In Stock
Cover 00633543
#231

Control panel parts diagram

Cover

Part #00633543

This item is not returnable
In Stock

Most common symptoms to help you fix your washers

Choose a symptom to see related washer repairs.

Main causes: broken lid switch or lid lock, bad pressure switch, broken shifter assembly, faulty control system...

Main causes: lack of electrical power, wiring failure, bad power cord, electronic control board failure, bad user interf...

Main causes: leaky water inlet valve, faulty water-level pressure switch, bad electronic control board...

Main causes: water heater failure, bad water temperature switch, faulty control board, bad water valve, faulty water tem...

Main causes: no water supply, bad water valves, water-level pressure switch failure, control system failure, bad door lo...

Main causes: worn agitator dogs, bad clutch, broken motor coupler, shifter assembly failure, broken door lock, suspensio...

Main causes: unbalanced load, loose spanner nut, worn drive block, broken shock absorber or suspension spring, debris in...

Main causes: clogged drain hose, house drain clogged, bad drain pump, water-level pressure switch failure, bad control b...

Main causes: bad lid switch or door lock, bad timer or electronic control board, wiring failure, bad water inlet valve a...

Effective articles & videos to help repair your washers

Use the advice and tips in these articles and videos to get the most out of your washer.

How to use your washing machine efficiently

How to use your washing machine efficiently

Find tips for using your washing machine efficiently to save energy and help reduce utility bills....

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....

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....