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Whirlpool
Wall Oven/Microwave Combo

Model # RM278BXS0 Official Whirlpool electric built-in oven with microwave

Here are the diagrams and repair parts for Official Whirlpool RM278BXS0 electric built-in oven with microwave, as well as links to manuals and error code tables, if available.

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Installation guide
Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 267 parts  |
Light Bulb 311255
#29

Oven diagram

Light bulb

Part #311255

Replaced by #40A15

?
Manufacturer substitution
This part replaces 311255. Substitute parts can look different from the original.
BEST SELLER
$15.61 | 
11% OFF Phone Price : $17.61
In Stock
Magnetron 660595
#26

Magnetron and airflow diagram

Magnetron

Part #660595

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

Spray W 799343

#NI

All parts diagram

Spray w

Part #799343

Replaced by #350930

?
Manufacturer substitution
This part replaces 799343. Substitute parts can look different from the original.
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This item is not returnable
$15.69 | 
11% OFF Phone Price : $17.69
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Touchup Al 72107

#NI

All parts diagram

Touchup al

Part #72107

Replaced by #WB32X106

?
Manufacturer substitution
This part replaces 72107. Substitute parts can look different from the original.
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$15.52 | 
11% OFF Phone Price : $17.52
In Stock
Touch-up Paint (black) 72032

#NI

All parts diagram

Touch-up paint (black)

Part #72032

Replaced by #72032

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Manufacturer substitution
This part replaces 72032. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$9.02 | 
25% OFF MSRP : $12.00
In Stock
Screw 690989
#39A

Oven diagram

Screw

Part #690989

Replaced by #WP681414

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Manufacturer substitution
This part replaces 690989. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.39 | 
19% OFF Phone Price : $5.39
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Clip 90296
#13A

Door and drawer diagram

Clip

Part #90296

Replaced by #WP90296

?
Manufacturer substitution
This part replaces 90296. Substitute parts can look different from the original.
This item is not returnable
$4.39 | 
19% OFF Phone Price : $5.39
In Stock
Adhesive 482338

#NI

All parts diagram

Adhesive

Part #482338

Replaced by #WP482338

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Manufacturer substitution
This part replaces 482338. Substitute parts can look different from the original.
$31.27 | 
37% OFF MSRP : $50.00
In Stock
Range Broil Element 660579
#27

Oven diagram

Range broil element

Part #660579

Replaced by #WP660579

?
Manufacturer substitution
This part replaces 660579. Substitute parts can look different from the original.
$67.38 | 
12% OFF MSRP : $77.00
In Stock
Insulation 240132

#NI

All parts diagram

Insulation

Part #240132

Replaced by #WPW10208653

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Manufacturer substitution
This part replaces 240132. Substitute parts can look different from the original.
$37.65 | 
12% OFF Phone Price : $42.65
In Stock

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