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GE
Electric Cooktop

Model # JP378B9K2 Official GE built-in cooktop

Here are the diagrams and repair parts for Official GE JP378B9K2 built-in cooktop, 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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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 86 parts  |
Washer WB1X119

#312

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Washer

Part #WB1X119

Replaced by #WB1X119D

?
Manufacturer substitution
This part replaces WB1X119. Substitute parts can look different from the original.
This item is not returnable
$22.85 | 
21% OFF Phone Price : $28.85
In Stock
Screw WB1X537

#459

All parts diagram

Screw

Part #WB1X537

$8.11
In Stock
Use And Care Guide 49-4999

#LITR

All parts diagram

Use and care guide

Part #49-4999

$8.49
In Stock
Screw WB1X5763

#148

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Screw

Part #WB1X5763

Replaced by #WB1X536

?
Manufacturer substitution
This part replaces WB1X5763. Substitute parts can look different from the original.
$7.88 | 
11% OFF Phone Price : $8.88
In Stock
Fustat 15amp Type S OBT LOCAL

#741

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Fustat 15amp type s

Part #OBT LOCAL

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

Trim Cap WB7X6987

#128

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Trim cap

Part #WB7X6987

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

Connector WB2X7842

#51

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Connector

Part #WB2X7842

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

Air Channel WB49X5417

#330

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Air channel

Part #WB49X5417

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

Lid WB2X7814

#59

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Lid

Part #WB2X7814

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

Pan Reflector WB49X5407

#171

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Pan reflector

Part #WB49X5407

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

Most common symptoms to help you fix your cooktops

Choose a symptom to see related cooktop repairs.

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Why isn't my cooktop working at all?

Main causes: lack of electrical power, gas supply failure, bad pressure regulator, control system failure…

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Repair guides for electric cooktops

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How to replace a coil surface element on an electric cooktop

How to replace a coil surface element on an electric cooktop

Easily replace a coil surface element in 15 minutes or less by following these step-by-step instructions.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a radiant element on an electric cooktop

How to replace a radiant element on an electric cooktop

Follow these step-by-step instructions to replace a damaged radiant element on your electric cooktop when the element wo…

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Repair difficulty
Time required
 45 minutes or less
How to replace the glass top on an electric cooktop

How to replace the glass top on an electric cooktop

Don't use a cracked or damage glass cooktop—replace it, using these instructions to guide you.…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your cooktops

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

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5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

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How to repair broken or damaged wires video

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances.…

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Cooktop common questions

Cooktop common questions

These common questions can help you make the most of your cooktop.…

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