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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.

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 79 parts  |
Cooktop Igniter Switch 74005953
#23

Body diagram

Cooktop igniter switch

Part #74005953

$53.20
In Stock
Power Cord 74005927
#18

Body diagram

Power cord

Part #74005927

Replaced by #3188867

?
Manufacturer substitution
This part replaces 74005927. Substitute parts can look different from the original.
$76.51
In Stock
Cooktop Burner Knob 74005939
#13

Top assembly diagram

Cooktop burner knob

Part #74005939

Replaced by #WP74005939

?
Manufacturer substitution
This part replaces 74005939. Substitute parts can look different from the original.
This item is not returnable
$17.88 | 
10% OFF Phone Price : $19.88
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 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
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
Grommet 74005934
#14

Top assembly diagram

Grommet

Part #74005934

Replaced by #WP74005934

?
Manufacturer substitution
This part replaces 74005934. Substitute parts can look different from the original.
This item is not returnable
$6.19 | 
14% OFF Phone Price : $7.19
In Stock
Venturi 71002747
#6

Top assembly diagram

Venturi

Part #71002747

Replaced by #WP7538P003-60

?
Manufacturer substitution
This part replaces 71002747. Substitute parts can look different from the original.
$47.39 | 
11% OFF Phone Price : $53.39
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

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Repair difficulty
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