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Caloric
Gas Range

Model # RST378NW Official Caloric gas range

Here are the diagrams and repair parts for Official Caloric RST378NW gas range, 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.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 254 parts  |
Oven Lamp 0042175
#2

Electric components diagram

Oven lamp

Part #0042175

Replaced by #40A15

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Manufacturer substitution
This part replaces 0042175. Substitute parts can look different from the original.
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$15.16 | 
12% OFF Phone Price : $17.16
In Stock
Screw 0041794

#NI

All parts diagram

Screw

Part #0041794

Replaced by #WPY706189

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Manufacturer substitution
This part replaces 0041794. Substitute parts can look different from the original.
This item is not returnable
$4.46 | 
18% OFF Phone Price : $5.46
In Stock
Electrode 0304357
Electrode

Part #0304357

Replaced by #WP3185804

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Manufacturer substitution
This part replaces 0304357. Substitute parts can look different from the original.
This item is not returnable
$34.99 | 
15% OFF Phone Price : $40.99
In Stock
Light Lens 0302471
#1A

Electric components diagram

Light lens

Part #0302471

Replaced by #WP74011278

?
Manufacturer substitution
This part replaces 0302471. Substitute parts can look different from the original.
$71.99 | 
8% OFF Phone Price : $77.99
In Stock
Oven Light 0302472
#1

Electric components diagram

Oven light

Part #0302472

Replaced by #WP74011278

?
Manufacturer substitution
This part replaces 0302472. Substitute parts can look different from the original.
$71.99 | 
8% OFF Phone Price : $77.99
In Stock
Screw 0059445

#NI

All parts diagram

Screw

Part #0059445

Replaced by #W11245710

?
Manufacturer substitution
This part replaces 0059445. Substitute parts can look different from the original.
This item is not returnable
$16.79 | 
11% OFF Phone Price : $18.79
In Stock
Ignition Switch 0300521
Ignition switch

Part #0300521

Replaced by #WPY0300521

?
Manufacturer substitution
This part replaces 0300521. Substitute parts can look different from the original.
$51.09
In Stock
Screw 0041811

#NI

All parts diagram

Screw

Part #0041811

Replaced by #8169479

?
Manufacturer substitution
This part replaces 0041811. Substitute parts can look different from the original.
This item is not returnable
$4.46 | 
18% OFF Phone Price : $5.46
In Stock
Floures Lamp 0067945
#16

Backguard diagram

Floures lamp

Part #0067945

Replaced by #WPY0067945

?
Manufacturer substitution
This part replaces 0067945. Substitute parts can look different from the original.
$22.67
In Stock
Igniter 0087699
#14

Electric components diagram

Igniter

Part #0087699

Replaced by #786324

?
Manufacturer substitution
This part replaces 0087699. Substitute parts can look different from the original.
$46.23 | 
11% OFF Phone Price : $52.23
In Stock

Most common symptoms to help you fix your ranges

Choose a symptom to see related range repairs.

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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…

Read more

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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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 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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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 bake?

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

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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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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

Use the advice and tips in these articles and videos to get the most out of your range.

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How to clean and maintain your stove

How to clean and maintain your stove

Learn how to clean and maintain your stove to keep it in top shape.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

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Oven door won't open: troubleshooting door lock problems on a range video

Oven door won't open: troubleshooting door lock problems on a range video

Troubleshoot and repair problems with your range when your oven door locks shut and you can't get it open.…

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