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Thermador
Range Hood

Model # HCSW42 Official Thermador chimney-style wall hood

Here are the diagrams and repair parts for Official Thermador HCSW42 chimney-style wall hood, as well as links to manuals and error code tables, if available.

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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.

Model diagram and schematic

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ALL PARTS
Showing 10 of 32 parts  |
12.5 Mf Capacitor (part May Be Purchased Locally) 35-05-113
12.5 mf capacitor (part may be purchased locally)

Part #35-05-113

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

Duct Cover, Lower, Black 35-05-037
Duct cover, lower, black

Part #35-05-037

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

Transformer 35-05-015
Transformer

Part #35-05-015

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

Plastic Transition 35-05-022
Plastic transition

Part #35-05-022

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

Duct Cover Ceiling Bracket 35-05-067
Duct cover ceiling bracket

Part #35-05-067

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

Electronic Printed Circuit 35-05-011
Electronic printed circuit

Part #35-05-011

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

Duct Cover, Upper, White 35-05-030
Duct cover, upper, white

Part #35-05-030

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

Duct Cover, Lower, S/s 35-05-033
Duct cover, lower, s/s

Part #35-05-033

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

Housing Bracket, Part Of Motor Assembly 35-05-156

#NI

All parts diagram

Housing bracket, part of motor assembly

Part #35-05-156

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

Transformer Box (part Is Not Normally Stocked Because Of 35-05-128
Transformer box (part is not normally stocked because of

Part #35-05-128

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

Most common symptoms to help you fix your range hoods

Choose a symptom to see related range hood repairs.

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Why doesn't my range hood's fan work?

Main causes: bad fan switch, electronic control board failure, faulty user interface control, wiring failure…

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Why don't my range hood's lights work?

Main causes: bad light bulb, broken light switch, bad electronic control, user interface control failure, bad light sock…

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Why does my range hood's fan turn on by itself?

Main causes: sentry feature trips due to high cooktop temperature, bad temperature sensor, electronic control board fail…

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Why doesn't my range hood work?

Main causes: lack of electrical power, bad electronic control board, faulty user interface, fan and light switch failure…

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Why isn't my range hood's fan pulling much air?

Main causes: clogged air filters, air duct problems, fan motor failure, broken fan blade…

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Why is my range hood's exhaust fan noisy?

Main causes: loose mounting screws, bad fan motor, damaged fan blade, worn fan motor bearings…

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Why don't my range hood's lights and fan work?

Main causes: electronic control board failure, bad user interface control, light and fan switch failures, wiring failure…

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Most common repair guides to help fix your range hoods

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

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How to replace a range hood fan motor

How to replace a range hood fan motor

If the fan on the range hood won’t run, it’s likely that the fan motor has failed. Follow the steps in this guide to rep…

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Repair difficulty
Time required
 30 minutes or less
How to replace a range hood fan switch

How to replace a range hood fan switch

The fan switch activates the fan motor in the range hood. If the fan switch is defective, replace it using the detailed …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range hood light socket

How to replace a range hood light socket

When you replace a light bulb and it still won’t work, the socket is likely defective. Use the detailed steps in this re…

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your range hoods

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

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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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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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