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Bosch
Gas Range

Model # HGS256UC/01 Official Bosch gas freestanding range

Here are the diagrams and repair parts for Official Bosch HGS256UC-01 gas freestanding range, 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 116 parts  |
Igniter 492431
#8

Oven cavity asy diagram

Igniter

Part #492431

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

Burner Housing 423449
#42

Maintop asy diagram

Burner housing

Part #423449

Replaced by #00423449

?
Manufacturer substitution
This part replaces 423449. Substitute parts can look different from the original.
$64.49 | 
9% OFF Phone Price : $70.49
In Stock
Jet Holder 423486
#1

Manifold asy diagram

Jet holder

Part #423486

Replaced by #00423486

?
Manufacturer substitution
This part replaces 423486. Substitute parts can look different from the original.
$59.62
In Stock
Jet Holder 423485
#2

Manifold asy diagram

Jet holder

Part #423485

Replaced by #00423485

?
Manufacturer substitution
This part replaces 423485. Substitute parts can look different from the original.
$60.22
In Stock
Burner Housing 423446
#31

Maintop asy diagram

Burner housing

Part #423446

Replaced by #00423446

?
Manufacturer substitution
This part replaces 423446. Substitute parts can look different from the original.
$51.96
In Stock
Control Knob (black) 422367
#1A

Maintop asy diagram

Control knob (black)

Part #422367

Replaced by #00422367

?
Manufacturer substitution
This part replaces 422367. Substitute parts can look different from the original.
$15.89
In Stock
Burner Cap 423450
#39

Maintop asy diagram

Burner cap

Part #423450

$104.22
In Stock
Jet Holder 423487
#8

Manifold asy diagram

Jet holder

Part #423487

Replaced by #00423487

?
Manufacturer substitution
This part replaces 423487. Substitute parts can look different from the original.
$64.49 | 
9% OFF Phone Price : $70.49
In Stock
Hinge 491539
#5

Support asy diagram

Hinge

Part #491539

Replaced by #00491539

?
Manufacturer substitution
This part replaces 491539. Substitute parts can look different from the original.
$43.62
In Stock
Burner Housing 423442
#41

Maintop asy diagram

Burner housing

Part #423442

Replaced by #00423442

?
Manufacturer substitution
This part replaces 423442. Substitute parts can look different from the original.
$62.24
In Stock

Most common symptoms to help you fix your ranges

Choose a symptom to see related range repairs.

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Why can't I unlock my range's oven door?

Main causes: broken oven door lock assembly, wiring failure, electronic control board problem…

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Why doesn't my range's oven broiler work?

Main causes: broken broiler element, weak or broken broil burner igniter, control system failure, faulty temperature sen…

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Why won't my range's oven heat?

Main causes: power supply problem, control thermostat or electronic control board failure, broken element, bad burner ig…

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Why won't my range's oven bake?

Main causes: bad bake element, broken burner igniter, control system failure, blown thermal fuse, faulty temperature sen…

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How do I get rid of streaks on my range's oven window?

Main causes: food splatters, spilling food on the oven door, allowing liquid to drip through oven door vent when cleanin…

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Why is my range's oven temperature wrong?

Main causes: faulty temperature sensor, electronic control board problem, control thermostat failure, weak burner ignite…

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Why isn't my range working?

Main causes: power supply failure, blown thermal fuse, bad relay control board, damaged terminal block, wiring failure…

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Most common repair guides to help fix your ranges

These step-by-step repair guides will help you safely fix what’s broken on your range.

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How to replace a range oven door switch

How to replace a range oven door switch

The oven door switch detects whether the oven door is closed and helps control the oven light. Replace the switch if it …

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Repair difficulty
Time required
 30 minutes or less
How to replace a range oven door lock assembly

How to replace a range oven door lock assembly

Oven door not locking? You can replace the lock assembly in less than 30 minutes. Here's how.…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your ranges

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

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How to clean and maintain your stove

How to clean and maintain your stove

Learn how to clean and maintain your stove to keep it in top shape.…

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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.…

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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.…

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