GE
Wall Oven/Microwave Combo

Model # JT3800DH1BB Official GE electric oven

Here are the diagrams and repair parts for Official GE JT3800DH1BB electric oven, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 153 parts  |

Microwave Fuse WB27X10388
#5001

Insulator parts diagram

Microwave fuse

Part #WB27X10388

Replaced by #WB27X10928

?
Manufacturer substitution
This part replaces WB27X10388. Substitute parts can look different from the original.
BEST SELLER
$9.73
9% OFF Phone Price : $10.73
In Stock
Wall Oven Cooling Fan Sensor Board WB27T11463
#599

Pedestal diagram

Wall oven cooling fan sensor board

Part #WB27T11463

BEST SELLER
This item is not returnable
$52.93
10% OFF Phone Price : $58.93
In Stock
Drive Capacitor WB27X10701
#5000

Insulator parts diagram

Drive capacitor

Part #WB27X10701

Replaced by #WB27X11033

?
Manufacturer substitution
This part replaces WB27X10701. Substitute parts can look different from the original.
BEST SELLER
$41.91
13% OFF Phone Price : $47.91
In Stock
Microwave High-voltage Diode (replaces Wb18x10286, Wb27x1033, Wb27x10330) WB27X10037
#5018

Insulator parts diagram

Microwave high-voltage diode (replaces wb18x10286, wb27x1033, wb27x10330)

Part #WB27X10037

BEST SELLER
$24.73
20% OFF Phone Price : $30.73
In Stock
Microwave High-voltage Transformer (replaces Wb17x10020) WB17X10030
#5008

Insulator parts diagram

Microwave high-voltage transformer (replaces wb17x10020)

Part #WB17X10030

BEST SELLER
$154.97
7% OFF Phone Price : $166.97
In Stock
Microwave Light Bulb (replaces Wb08x10051, Wb25x21248, Wb25x25393) WB08X10057
#3045

Insulator parts diagram

Microwave light bulb (replaces wb08x10051, wb25x21248, wb25x25393)

Part #WB08X10057

BEST SELLER
This item is not returnable
$12.90
13% OFF Phone Price : $14.90
In Stock
Microwave Thermal Cut-off (replaces Wb20x10007) WB21X10149
#5016

Oven cavity parts diagram

Microwave thermal cut-off (replaces wb20x10007)

Part #WB21X10149

BEST SELLER
$12.60
14% OFF Phone Price : $14.60
In Stock
Wall Oven Cooling Fan Assembly WB26T10066
#32

Pedestal diagram

Wall oven cooling fan assembly

Part #WB26T10066

$120.23
9% OFF Phone Price : $132.23
In Stock
Encoder Board WB27X11022
#2030

Control parts diagram

Encoder board

Part #WB27X11022

Replaced by #WB27X32632

?
Manufacturer substitution
This part replaces WB27X11022. Substitute parts can look different from the original.
$53.29
10% OFF Phone Price : $59.29
In Stock
Wall Oven Light Bulb WB25T10102
#257

Body parts diagram

Wall oven light bulb

Part #WB25T10102

This item is not returnable
$15.03
12% OFF Phone Price : $17.03
In Stock

Symptoms for upright freezers

Main causes: clogged or frozen defrost drain tube…

Repair guides for upright freezers

How to replace a freezer door switch

How to replace a freezer door switch

When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer thermistor

How to replace a freezer thermistor

When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo…

Repair difficulty
Time required
 45 minutes or less
How to replace a freezer evaporator fan

How to replace a freezer evaporator fan

Air won’t circulate to cool the freezer properly when the evaporator fan fails. Follow these step-by-step instructions t…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for upright freezers

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…