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Thermador
Range Hood

Model # PH42HQS Official Thermador wall hood

Here are the diagrams and repair parts for Official Thermador PH42HQS wall hood, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 43 parts  |
1/3 X 1/16" Rivet 14-94-003

#NI

All parts diagram

1/3 x 1/16" rivet

Part #14-94-003

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

Grease Trough 19-11-745
#6

Model ph42hqs diagram

Grease trough

Part #19-11-745

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

Hex Nut 14-93-048
#5

Switch assembly diagram

Hex nut

Part #14-93-048

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

Terminal Block 14-61-341
#14

Model ph42hqs diagram

Terminal block

Part #14-61-341

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

10" Transition 19-11-819
#19

Model ph42hqs diagram

10" transition

Part #19-11-819

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

Clip, Rack Bottom (4) 19-11-834
#3

Keep hot shelf accessory diagram

Clip, rack bottom (4)

Part #19-11-834

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

#6 X 1/2" Screw 14-91-026
#B

Model ph42hqs diagram

#6 x 1/2" screw

Part #14-91-026

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

Screw 14-91-102
#C

Model ph42hqs diagram

Screw

Part #14-91-102

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

Switch Bezel 19-11-736
#6

Switch assembly diagram

Switch bezel

Part #19-11-736

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

Front Trim 19-11-774-03
#4

Model ph42hqs diagram

Front trim

Part #19-11-774-03

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 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 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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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 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 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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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 electronic control board

How to replace a range hood electronic control board

The electronic control board activates the fan and lights in the range hood. If the electronic control board is defectiv…

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Repair difficulty
Time required
 45 minutes or less
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 …

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your range hoods

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Range hood common questions

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