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Whirlpool
Wall Oven/Microwave Combo

Model # RM278BXP0 Official Whirlpool 30" electric built-in oven with microwave

Here are the diagrams and repair parts for Official Whirlpool RM278BXP0 30" electric built-in oven with microwave, as well as links to manuals and error code tables, if available.

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  • 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”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Installation guide
Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 257 parts  |
Screw 253549
Screw

Part #253549

Replaced by #WP308685

?
Manufacturer substitution
This part replaces 253549. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.37 | 
19% OFF Phone Price : $5.37
In Stock
Jenn-air Screw 246131
#3B

Cabinet and airflow diagram

Jenn-air screw

Part #246131

This item is not returnable
$2.16
In Stock
Cooking Appliance 14-gauge Splicing Wire, 200-degree C (red) 242831

#NI

All parts diagram

Cooking appliance 14-gauge splicing wire, 200-degree c (red)

Part #242831

$318.95
In Stock
Appliance Screw, 8-18 X 3/4-in 348689
#6

Control diagram

Appliance screw, 8-18 x 3/4-in

Part #348689

$27.62
In Stock
Appliance Touch-up Paint, 6-oz (citrine White) 261900

#NI

All parts diagram

Appliance touch-up paint, 6-oz (citrine white)

Part #261900

$23.19 | 
21% OFF Phone Price : $29.19
In Stock
Panel-splc 312743
#3

Control diagram

Panel-splc

Part #312743

$15.84
In Stock
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
Switch 661146
#4

Door and latch diagram

Switch

Part #661146

Replaced by #814037

?
Manufacturer substitution
This part replaces 661146. Substitute parts can look different from the original.
$33.18
In Stock
Knob-hndle 311253
#38

Oven diagram

Knob-hndle

Part #311253

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

Wire (white) 242826

#NI

All parts diagram

Wire (white)

Part #242826

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

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