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DeWalt
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Model # DW291 Official DeWalt impact wrench

Here are the diagrams and repair parts for Official DeWalt DW291 impact wrench, 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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Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 55 parts  |
Gasket 135082-00
#28

Unit parts diagram

Gasket

Part #135082-00

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

Spring Ring 86947-00
#17

Unit parts diagram

Spring ring

Part #86947-00

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

Wash 135089-00
#25

Unit parts diagram

Wash

Part #135089-00

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

Baffle 447786-00
#30

Unit parts diagram

Baffle

Part #447786-00

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

Power Tool Power Cord Strain Relief 148809-00
#42

Unit parts diagram

Power tool power cord strain relief

Part #148809-00

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

Black & Decker Switch Support 449472-00
#36

Unit parts diagram

Black & decker switch support

Part #449472-00

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

Black & Decker Impact Wrench Trigger Switch 449524-00
#7

Unit parts diagram

Black & decker impact wrench trigger switch

Part #449524-00

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

Kit Box DW2909

#NI

All parts diagram

Kit box

Part #DW2909

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

Bearing 450736-00
#24

Unit parts diagram

Bearing

Part #450736-00

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

Cord Clamp 450877-00
#37

Unit parts diagram

Cord clamp

Part #450877-00

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

Most common symptoms to help you fix your dryers

Choose a symptom to see related dryer repairs.

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Why won't my dryer heat?

Main causes: bad gas valve coils, broken heating element, tripped safety thermostat or fuse, bad operating thermostat, c…

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Why isn't my dryer getting my laundry dry?

Main causes: clogged exhaust system, heating system failure, deposits on moisture sensor, control system failure…

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Why is my dryer making a rattling noise?

Main causes: bad drum support roller, damaged idler pulley, broken blower fan blade, worn drum glide bearing, bad drive …

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Why won't my dryer start?

Main causes: door switch failure, lack of power, broken belt, blown thermal fuse, bad drive motor, control system failur…

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Why won't my dryer door stay shut?

Main causes: damaged door strike, worn door catch…

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Why does my dryer start then stop?

Main causes: clogged exhaust vent, bad motor relay, loose dryer door catch, bad door switch, control system failure, fau…

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Why won't my dryer shut off?

Main causes: bad timer or electronic control board, door switch failure…

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Why doesn't my dryer work?

Main causes: lack of electrical power, bad power cord, wiring failure, bad control board, blown thermal fuse, bad door s…

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How to install a thermal cut-off fuse kit in a gas dryer

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 15 minutes or less
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How to replace a dryer drive belt

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Effective articles & videos to help repair your dryers

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