Model # CP733 Official Chicago Pneumatic impact wrench

Here are the diagrams and repair parts for Official Chicago Pneumatic CP733 impact 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.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 56 parts |

#97

Impact wrench diagram

Clutch

Part #CA155055

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

#105

Impact wrench diagram

Square

Part #CA157175

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

#38

Impact wrench diagram

Detent

Part #CA145486

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

#44

Impact wrench diagram

Socket

Part #CA145508

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

#107

Impact wrench diagram

Ring

Part #CA088097

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

#41

Impact wrench diagram

Housing

Part #CA147054

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

Impact wrench diagram

Part #R086991

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

#14

Impact wrench diagram

Trigger

Part #CA147017

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

Impact wrench diagram

Seat

Part #C139037

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

#46

Impact wrench diagram

Part #CA144836

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

Most common symptoms to help you fix your stand mixers

Choose a symptom to see related stand mixer repairs.

View all

Why does my stand mixer leak oil?

Main causes: bad lubricating grease, mixer sitting idle for weeks at a time, mixer running constantly for more than 30 m…

Why isn't my stand mixer spinning?

Main causes: bad worm gear, damaged planetary gear assembly…

Why do the stand mixer attachments rub the bottom of the bowl?

Main cause: attachment clearance setting needs adjustment…

Why does my stand mixer run on high speed only?

Main causes: phase control board failure, wiring connection problem, faulty electronic control board…

Why won't my stand mixer run at all?

Main causes: lack of electrical power, wiring failure, worn carbon motor brushes, bad drive motor, tripped overload swit…

Why is my stand mixer motor sparking?

Main cause: worn carbon motor brushes…

Why does my stand mixer run on low speed, but rotate slowly?

Main causes: bad wiring connections, faulty speed control plate, electronic control board failure…

Most common repair guides to help fix your stand mixers

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

View all

How to replace a stand mixer worm gear

Here’s how to replace the worm gear in your stand mixer if it’s worn or damaged.…

Repair difficulty

Time required

30 minutes or less

How to replace a stand mixer phase control board

The phase control board works with the governor and control plate to control motor speed. Replace the phase control boar…

Repair difficulty

Time required

30 minutes or less

How to replace stand mixer motor brushes

If the carbon brushes are worn and damaged, replace them using these steps.…

Repair difficulty

Time required

15 minutes or less

Effective articles & videos to help repair your stand mixers

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

View all

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Model # CP733 Official Chicago Pneumatic impact wrench

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Most common symptoms to help you fix your stand mixers

Why does my stand mixer leak oil?

Why isn't my stand mixer spinning?

Why do the stand mixer attachments rub the bottom of the bowl?

Why does my stand mixer run on high speed only?

Why won't my stand mixer run at all?

Why is my stand mixer motor sparking?

Why does my stand mixer run on low speed, but rotate slowly?

Most common repair guides to help fix your stand mixers

How to replace a stand mixer worm gear

How to replace a stand mixer phase control board

How to replace stand mixer motor brushes

Effective articles & videos to help repair your stand mixers

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Wiring schematic symbols explained video

How to use a multimeter to test electrical parts video

Parts & More

Stay Connected

Quick links

Let us help you

More resources