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DeWalt
Drill/Driver

Model # DCD991B TYPE 1 Official DeWalt drill/driver

Here are the diagrams and repair parts for Official DeWalt DCD991B-TYPE-1 drill/driver, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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Showing 10 of 35 parts  |
Service Tool N354959
#836

Main asy diagram

Service tool

Part #N354959

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

Detent Spring N165352
#8

Main asy diagram

Detent spring

Part #N165352

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

Side Handle N433408
#44

Main asy diagram

Side handle

Part #N433408

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

Drill Bit Holder N268199
#41

Main asy diagram

Drill bit holder

Part #N268199

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

End N161216
#9

Main asy diagram

End

Part #N161216

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

Rating Label N443222
#43

Main asy diagram

Rating label

Part #N443222

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

Sensor Assembly N404613
#7

Main asy diagram

Sensor assembly

Part #N404613

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

Roll Pin N071836
#26

Main asy diagram

Roll pin

Part #N071836

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

Detent Spring N392855
#45

Main asy diagram

Detent spring

Part #N392855

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

Screw N042665
#40

Main asy diagram

Screw

Part #N042665

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

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