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Whirlpool
Electric Range

Model # RF378LXPB3 Official Whirlpool electric freestanding range

Here are the diagrams and repair parts for Official Whirlpool RF378LXPB3 electric freestanding range, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

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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
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 78 parts  |
Infinite Switch (silver) 3148951
Infinite switch (silver)

Part #3148951

Replaced by #WP3149404

?
Manufacturer substitution
This part replaces 3148951. Substitute parts can look different from the original.
BEST SELLER
$37.05 | 
14% OFF Phone Price : $43.05
In Stock
Range Broil Element 9757340
#8

Chassis parts diagram

Range broil element

Part #9757340

Replaced by #WPW10583047

?
Manufacturer substitution
This part replaces 9757340. Substitute parts can look different from the original.
$72.71 | 
8% OFF Phone Price : $78.71
In Stock
Cooktop Indicator Light 8523265
#5

Control panel parts diagram

Cooktop indicator light

Part #8523265

Replaced by #WP8523265

?
Manufacturer substitution
This part replaces 8523265. Substitute parts can look different from the original.
$36.04 | 
14% OFF Phone Price : $42.04
In Stock
Range Broil Pan 4396923
#NI

Drawer & broiler parts, optional parts diagram

Range broil pan

Part #4396923

$29.55 | 
17% OFF Phone Price : $35.55
In Stock
Screw 3196154
#NI

Drawer & broiler parts, optional parts diagram

Screw

Part #3196154

Replaced by #WP3196154

?
Manufacturer substitution
This part replaces 3196154. Substitute parts can look different from the original.
This item is not returnable
$4.10 | 
20% OFF Phone Price : $5.10
In Stock
Range Oven Vent Smoke Eliminator 9761301
#1

Chassis parts diagram

Range oven vent smoke eliminator

Part #9761301

$57.24
In Stock
Cooking Appliance 14-gauge Splicing Wire, 200-degree C (red) 242831
#NI

Drawer & broiler parts, optional parts diagram

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

Part #242831

$318.95
In Stock
Magic Chef Range Wire Harness Retainer 313660
#NI

Drawer & broiler parts, optional parts diagram

Magic chef range wire harness retainer

Part #313660

$8.89 | 
10% OFF Phone Price : $9.89
In Stock
Cooking Appliance Safer Cooking Guide 9762761
#1E

Cooktop parts diagram

Cooking appliance safer cooking guide

Part #9762761

$10.09 | 
17% OFF Phone Price : $12.09
In Stock
Range Oven Light Switch Rod 9757239
#36

Chassis parts diagram

Range oven light switch rod

Part #9757239

$36.00
In Stock

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Why can't I unlock my range's oven door?

Main causes: broken oven door lock assembly, wiring failure, electronic control board problem…

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Why doesn't my range's oven broiler work?

Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen…

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Why won't my range's oven heat?

Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig…

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Why won't my range's oven bake?

Main causes: bad bake element, broken burner igniter, control system failure, blown thermal fuse, faulty temperature sen…

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How do I get rid of streaks on my range's oven window?

Main causes: food splatters, spilling food on the oven door, allowing liquid to drip through oven door vent when cleanin…

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Why is my range's oven temperature wrong?

Main causes: faulty temperature sensor, electronic control board problem, control thermostat failure, weak burner ignite…

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Why isn't my range working?

Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure…

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Most common repair guides to help fix your ranges

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

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How to replace a range oven door switch

How to replace a range oven door switch

The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it …

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Repair difficulty
Time required
 30 minutes or less
How to replace a range oven door lock assembly

How to replace a range oven door lock assembly

Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how.…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your ranges

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