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Jenn-Air
Gas Cooktop

Model # JGC8645ADW Official Jenn-Air gas counter unit

Here are the diagrams and repair parts for Official Jenn-Air JGC8645ADW gas counter unit, 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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Installation guide
Owner’s manual
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 79 parts  |
Cooktop Igniter 71002724
#15

Top assembly diagram

Cooktop igniter

Part #71002724

Replaced by #WP7432P109-60

?
Manufacturer substitution
This part replaces 71002724. Substitute parts can look different from the original.
$38.38 | 
14% OFF Phone Price : $44.38
In Stock
Spark Module 71002749
#7

Body diagram

Spark module

Part #71002749

Replaced by #WP71002749

?
Manufacturer substitution
This part replaces 71002749. Substitute parts can look different from the original.
$176.69 | 
6% OFF Phone Price : $188.69
In Stock
Pressure Regulator 704545
#9

Body diagram

Pressure regulator

Part #704545

Replaced by #W11106948

?
Manufacturer substitution
This part replaces 704545. Substitute parts can look different from the original.
$107.45 | 
10% OFF Phone Price : $119.45
In Stock
Cooktop Lp Gas Orifice 71002726
Cooktop lp gas orifice

Part #71002726

Replaced by #WP7509P062-60

?
Manufacturer substitution
This part replaces 71002726. Substitute parts can look different from the original.
This item is not returnable
$4.54
In Stock
Cooktop Igniter Switch 74005954
#24

Body diagram

Cooktop igniter switch

Part #74005954

Replaced by #WP74005954

?
Manufacturer substitution
This part replaces 74005954. Substitute parts can look different from the original.
$54.01 | 
10% OFF Phone Price : $60.01
In Stock
Cook Guide 74005475
#18

Top assembly diagram

Cook guide

Part #74005475

$9.18
In Stock
Holder Orifice 71002723
#22

Body diagram

Holder orifice

Part #71002723

$53.79 | 
10% OFF Phone Price : $59.79
In Stock
Cooktop Igniter Switch 74005953
#23

Body diagram

Cooktop igniter switch

Part #74005953

$53.20
In Stock
Burner Base 74005955
#8

Top assembly diagram

Burner base

Part #74005955

Replaced by #WP7540P028-60

?
Manufacturer substitution
This part replaces 74005955. Substitute parts can look different from the original.
$41.64
In Stock
Burner Cap 74005344
#4

Top assembly diagram

Burner cap

Part #74005344

Replaced by #WP74007196

?
Manufacturer substitution
This part replaces 74005344. Substitute parts can look different from the original.
$82.38
In Stock

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 gas cooktops

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How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need.…

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Repair difficulty
Time required
 30 minutes or less
How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp…

Read more
Repair difficulty
Time required
 45 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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