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Whirlpool
Countertop Microwave

Model # MT1851XW0 Official Whirlpool microwave

Here are the diagrams and repair parts for Official Whirlpool MT1851XW0 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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Showing 10 of 63 parts  |
Switch 4158793
#28

Magnetron and air flow diagram

Switch

Part #4158793

Replaced by #4392027

?
Manufacturer substitution
This part replaces 4158793. Substitute parts can look different from the original.
$69.11 | 
8% OFF Phone Price : $75.11
In Stock
Screw 4158071
Screw

Part #4158071

Replaced by #W11380570

?
Manufacturer substitution
This part replaces 4158071. Substitute parts can look different from the original.
This item is not returnable
$18.19 | 
10% OFF Phone Price : $20.19
In Stock
Screw 4158076
Screw

Part #4158076

Replaced by #8169474

?
Manufacturer substitution
This part replaces 4158076. Substitute parts can look different from the original.
This item is not returnable
$5.24
In Stock
Fan Blade 4158758
#10

Magnetron and air flow diagram

Fan blade

Part #4158758

Replaced by #8184292

?
Manufacturer substitution
This part replaces 4158758. Substitute parts can look different from the original.
$36.16
In Stock
Screw 4158747
Screw

Part #4158747

Replaced by #WP3400094

?
Manufacturer substitution
This part replaces 4158747. Substitute parts can look different from the original.
This item is not returnable
$3.95 | 
20% OFF Phone Price : $4.95
In Stock
Switch 4158600
#25

Magnetron and air flow diagram

Switch

Part #4158600

Replaced by #4392027

?
Manufacturer substitution
This part replaces 4158600. Substitute parts can look different from the original.
$69.11 | 
8% OFF Phone Price : $75.11
In Stock
Auto Set Guide LIT4158702

#NI

All parts diagram

Auto set guide

Part #LIT4158702

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

Defrost Guide LIT4158703

#NI

All parts diagram

Defrost guide

Part #LIT4158703

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

Control Panel 4158953
#1

Door and control panel diagram

Control panel

Part #4158953

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

Lever Cam 4158808
#4

Door and control panel diagram

Lever cam

Part #4158808

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

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