Maytag
Dishwasher

Model #MDC4650AWW1 Official Maytag portable dishwasher

Here are the diagrams and repair parts for Maytag MDC4650AWW1 portable dishwasher, as well as links to manuals and error code tables, if available.

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

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Installation guideOwner’s manual

Showing 10 of 117 parts

Appliance Touch-Up Paint, 0.6-oz (Black) (replaces 20001009, 72032P, 72032R, W10831982)#NI

Optional parts (not included) Diagram

In Stock
$4.89 | 
38% OFF 
MSRP: $7.90
Dishwasher Spray Arm, Upper#5

Upper wash and rinse parts Diagram

Tub arm washer

Part #99002911
Replaced by #WP6-917644
?
Manufacturer substitution
This part replaces 99002911. Substitute parts can look different from the original.
This item is not returnable
In Stock
$34.29 | 
13% OFF 
Phone Price: $39.29
Dishwasher Drain Pump Seal#15

Pump and motor parts Diagram

O-ring

Part #6-917029
Replaced by #WP99002857
?
Manufacturer substitution
This part replaces 6-917029. Substitute parts can look different from the original.
This item is not returnable
In Stock
$4.39 | 
19% OFF 
Phone Price: $5.39
Dishwasher Flapper Valve#14

Pump and motor parts Diagram

Flapper

Part #99003309
Replaced by #WP6-919119
?
Manufacturer substitution
This part replaces 99003309. Substitute parts can look different from the original.
This item is not returnable
In Stock
$7.89 | 
11% OFF 
Phone Price: $8.89
Dishwasher Spray Arm#2

Lower washarm parts Diagram

Wash arm

Part #99002678
Replaced by #WP6-917642
?
Manufacturer substitution
This part replaces 99002678. Substitute parts can look different from the original.
In Stock
$75.19 | 
6% OFF 
Phone Price: $80.19
Freezer Evaporator Mounting Screw#6

Door and panel parts Diagram

Screw for to

Part #910955
Replaced by #WP3-24004-109
?
Manufacturer substitution
This part replaces 910955. Substitute parts can look different from the original.
This item is not returnable
In Stock
$4.39 | 
19% OFF 
Phone Price: $5.39
Dishwasher Screw#7

Inner door parts Diagram

Dishwasher screw

Part #Y912620
Replaced by #WPY912620
?
Manufacturer substitution
This part replaces Y912620. Substitute parts can look different from the original.
This item is not returnable
In Stock
$3.95 | 
20% OFF 
Phone Price: $4.95
Dishwasher Rinse-Aid Dispenser Cap#4

Inner door parts Diagram

Dishwasher rinse-aid dispenser cap

Part #99002614
Replaced by #WP99002614
?
Manufacturer substitution
This part replaces 99002614. Substitute parts can look different from the original.
In Stock
$17.00 | 
11% OFF 
Phone Price: $19.00
Dishwasher Upper Spray Arm Retainer#3

Upper wash and rinse parts Diagram

Dishwasher top wash arm retainer

Part #99002753
Replaced by #WP99002753
?
Manufacturer substitution
This part replaces 99002753. Substitute parts can look different from the original.
This item is not returnable
In Stock
$5.84 | 
15% OFF 
Phone Price: $6.84
Bracket- S#4

Tub and frame parts Diagram

Bracket- s

Part #6-918346
In Stock
$14.00

Symptoms common to all dishwashers

Choose a symptom to see related dishwasher repairs.

Main causes: broken door latch, tripped circuit breaker, broken heating element, faulty vent fan, sensor failure, control system problem
Main cause: damaged rack height adjuster
Main causes: damaged or stuck spray arm, leaking door seal, damaged door hinge, leaky heating element water seal, cracked water supply line
Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control system problem
Main causes: water supply problem, stuck overfill float, clogged water inlet valve screen, water inlet valve failure
Main causes: glass or popcorn kernel stuck in the chopper blade, drain line vibrating against the cabinet, debris in wash pump or drain pump
Main causes: broken door spring, damaged or broken door hinge
Main causes: not using rinse aid, rinse aid dispenser failure, broken heating element, malfunctioning vent, drying fan failure
Main causes: light switch beside the sink turned off, lack of power, bad dishwasher door switch, control system failure, wiring problem

Repair guides common to all dishwashers

These step-by-step repair guides will help you safely fix what’s broken on your dishwasher.

October 1, 2016
By Lyle Weischwill
How to replace a dishwasher door latch assembly

If the dishwasher door doesn't click shut, a broken door latch is a likely cause. Follow these instructions to replace it yourself.

Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher user interface control

The user interface control houses the selection buttons and display. If it fails, you can't select the cycle and settings. Follow these instructions to replace it yourself.

Repair difficulty
Time required
 30 minutes or less
April 1, 2014
By Lyle Weischwill
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 these steps to replace a blown thermal fuse in your dishwasher.

Repair difficulty
Time required
 15 minutes or less

Articles and videos common to all dishwashers

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

November 13, 2022

7 Tips to Get Your Dishwasher Ready for the Holidays

By Lyle Weischwill

Find professional tips that can help you get your dishwasher ready for the holidays.

December 23, 2021

How to reset a Whirlpool dishwasher

By Lyle Weischwill

Learn how to reset a Whirlpool dishwasher when its control freezes up.

August 17, 2021

How to read a wiring schematic video

By Lyle Weischwill

Learn how to decipher symbols so you can buy the right part for your problem.