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

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Hotpoint
Dishwasher

Model # HDA780-03 Official Hotpoint dishwasher

Here are the diagrams and repair parts for Official Hotpoint HDA780-03 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 237 parts  |
Asm Mech WD26X74
#423

Dishwasher mechanism diagram

Asm mech

Part #WD26X74

Replaced by #WD26X10013

?
Manufacturer substitution
This part replaces WD26X74. Substitute parts can look different from the original.
BEST SELLER
$162.37 | 
7% OFF Phone Price : $174.37
In Stock
Dishwasher Drain Solenoid Link (replaces Wd01x1316) WD1X1316
#426

Dishwasher mechanism diagram

Dishwasher drain solenoid link (replaces wd01x1316)

Part #WD1X1316

BEST SELLER
$27.34 | 
18% OFF Phone Price : $33.34
In Stock
Fill Cap Wht WD12X5040
#829

Tub/racks/door diagram

Fill cap wht

Part #WD12X5040

Replaced by #WD12X24238

?
Manufacturer substitution
This part replaces WD12X5040. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$7.69 | 
12% OFF Phone Price : $8.69
In Stock
Water Valve WD15X5093
#1209

Tub/racks/door diagram

Water valve

Part #WD15X5093

Replaced by #WD15X93

?
Manufacturer substitution
This part replaces WD15X5093. Substitute parts can look different from the original.
BEST SELLER
$29.30 | 
17% OFF Phone Price : $35.30
In Stock
Solenoid Kit WD21X440
#425B

Dishwasher mechanism diagram

Solenoid kit

Part #WD21X440

Replaced by #WD21X802

?
Manufacturer substitution
This part replaces WD21X440. Substitute parts can look different from the original.
$64.87 | 
8% OFF Phone Price : $70.87
In Stock
Dishwasher Actuator Spring Set WD3X721
#553

Dishwasher mechanism diagram

Dishwasher actuator spring set

Part #WD3X721

$35.56 | 
14% OFF Phone Price : $41.56
In Stock
Guard WD1X5473
#943

Tub/racks/door diagram

Guard

Part #WD1X5473

This item is not returnable
$2.99
In Stock
Dishwasher Screw, #10-16 X 1/2-in WD2X5166
#1211C

Tub/racks/door diagram

Dishwasher screw, #10-16 x 1/2-in

Part #WD2X5166

$7.88 | 
11% OFF Phone Price : $8.88
In Stock
Clip WD17X5049
#843B

Tub/racks/door diagram

Clip

Part #WD17X5049

This item is not returnable
$2.16
In Stock
Dishwasher Gate Shaft Seal (replaces Wd08x0181) WD8X181
#416

Dishwasher mechanism diagram

Dishwasher gate shaft seal (replaces wd08x0181)

Part #WD8X181

This item is not returnable
$21.47 | 
22% OFF Phone Price : $27.47
In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

View all

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 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 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

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 does my dishwasher door drop open too fast?

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

Read more

Why does my dishwasher stop mid-cycle?

Main causes: broken door latch, tripped circuit breaker, broken heating element, faulty vent fan, sensor failure, contro…

Read more

Why can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

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 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

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 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 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…

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
How to use your dishwasher efficiently

How to use your dishwasher efficiently

Get expert tips on using your dishwasher efficiently to save water and energy.…

Read more
How to clean and maintain your dishwasher

How to clean and maintain your dishwasher

Get tips for cleaning and maintaining your dishwasher…

Read more
How to fix rust spots on a dishwasher dishrack video

How to fix rust spots on a dishwasher dishrack video

It’s easy to get a newer looking dishrack!…

Read more

Parts & More