Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
DeWalt
Home

Model # DC821B TYPE 1 Official DeWalt wrench

Here are the diagrams and repair parts for Official DeWalt DC821B-TYPE-1 wrench, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual
Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 26 parts  |
Anvil Assembly 608024-00SV
#11

Wrench assy diagram

Anvil assembly

Part #608024-00SV

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

Washer 605854-01
#10

Wrench assy diagram

Washer

Part #605854-01

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

Screw 330019-52
#12

Wrench assy diagram

Screw

Part #330019-52

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

Motor 640641-00SV
#2

Wrench assy diagram

Motor

Part #640641-00SV

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

Brush 389025-04
#14

Wrench assy diagram

Brush

Part #389025-04

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

Nameplate 652798-00
#16

Wrench assy diagram

Nameplate

Part #652798-00

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

Lead Wire 398978-00
#5

Wrench assy diagram

Lead wire

Part #398978-00

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

Dewalt Forward And Reverse Button 651983-00
#4

Wrench assy diagram

Dewalt forward and reverse button

Part #651983-00

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

Drill/driver On/off Switch 152274-23
#3

Wrench assy diagram

Drill/driver on/off switch

Part #152274-23

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

Mechanism 640647-00SV
#8

Wrench assy diagram

Mechanism

Part #640647-00SV

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

Most common symptoms to help you fix your ranges

Choose a symptom to see related range repairs.

View all

Why is my range's oven temperature wrong?

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

Read more

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…

Read more

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…

Read more

Why isn't my range working?

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

Read more

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…

Read more

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…

Read more

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

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

Read more

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.

View all
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 …

Read more
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.

View all
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.…

Read more
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.…

Read more
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.…

Read more

Parts & More