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Jenn-Air
Gas Cooktop

Model # JGC8645ADB Official Jenn-Air gas counter unit

Here are the diagrams and repair parts for Official Jenn-Air JGC8645ADB 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.

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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
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
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
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 Burner Lp Orifice, 4,500-btu 71002728
#19A

Body diagram

Cooktop burner lp orifice, 4,500-btu

Part #71002728

This item is not returnable
$4.39 | 
19% OFF Phone Price : $5.39
In Stock
Cooktop Igniter Switch 74005953
#23

Body diagram

Cooktop igniter switch

Part #74005953

$53.20
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
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

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 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…

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Repair difficulty
Time required
 45 minutes or less
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.…

Read more
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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