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Whirlpool
Countertop Microwave

Model # MT7078XDQ3 Official Whirlpool microwave

Here are the diagrams and repair parts for Official Whirlpool MT7078XDQ3 microwave, 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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Model diagram and schematic

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ALL PARTS
Showing 10 of 87 parts  |
Primary Switch 4393442
#18

Interior diagram

Primary switch

Part #4393442

Replaced by #W10211972

?
Manufacturer substitution
This part replaces 4393442. Substitute parts can look different from the original.
BEST SELLER
$30.85 | 
16% OFF Phone Price : $36.85
In Stock
Switch 4393570
#28

Interior diagram

Switch

Part #4393570

Replaced by #W10211972

?
Manufacturer substitution
This part replaces 4393570. Substitute parts can look different from the original.
BEST SELLER
$30.85 | 
16% OFF Phone Price : $36.85
In Stock
Screw 4393043
Screw

Part #4393043

Replaced by #8169480

?
Manufacturer substitution
This part replaces 4393043. Substitute parts can look different from the original.
$16.79 | 
11% OFF Phone Price : $18.79
In Stock
Washer 4393059
Washer

Part #4393059

Replaced by #WP8533914

?
Manufacturer substitution
This part replaces 4393059. Substitute parts can look different from the original.
This item is not returnable
$5.09 | 
16% OFF Phone Price : $6.09
In Stock
Thermal Fuse 4393308
#15

Interior diagram

Thermal fuse

Part #4393308

Replaced by #W11707984

?
Manufacturer substitution
This part replaces 4393308. Substitute parts can look different from the original.
$23.80
In Stock
Motor Cover 4393283
#2

Cabinet diagram

Motor cover

Part #4393283

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

Door Hinge 4393361
#3

Cabinet diagram

Door hinge

Part #4393361

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

Cooking Guide Label LIT4393552

#NI

All parts diagram

Cooking guide label

Part #LIT4393552

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

Wrapper Cabinet 4393267
#1

Cabinet diagram

Wrapper cabinet

Part #4393267

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

Spring 4393349
#3

Control panel diagram

Spring

Part #4393349

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

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