Craftsman
Air Compressor

Model # 921153100 Official Craftsman air compressor

Here are the diagrams and repair parts for Official Craftsman 921153100 air compressor, 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

?

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

Search
ALL PARTS
Showing 10 of 36 parts  |

Air Compressor Outlet Tube Kit E100958
#50

Air compressor diagram

Air compressor outlet tube kit

Part #E100958

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

Air Compressor Start Capacitor E100248
Air compressor start capacitor

Part #E100248

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

Air Compressor Reed Valve E100229
#9

Air compressor diagram

Air compressor reed valve

Part #E100229

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

Craftsman Bolt E100235
#26

Air compressor diagram

Craftsman bolt

Part #E100235

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

Air Compressor Valve Plate Assembly E100228
#8

Air compressor diagram

Air compressor valve plate assembly

Part #E100228

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

Task Force Air Compressor Pressure Regulator E100059
#46

Air compressor diagram

Task force air compressor pressure regulator

Part #E100059

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

Air Compressor Power Cord E100101
#58

Air compressor diagram

Air compressor power cord

Part #E100101

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

Air Compressor Pressure Switch E100957
#41

Air compressor diagram

Air compressor pressure switch

Part #E100957

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

Grip E100097
#51

Air compressor diagram

Grip

Part #E100097

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

Air Compressor Power Cord Strain Relief E100594
#42

Air compressor diagram

Air compressor power cord strain relief

Part #E100594

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

Most common symptoms to help you fix your air compressors

Choose a symptom to see related air compressor repairs.

Main causes: tank drain valve open or leaking air, leaky air tank, bad safety valve, worn pump seals, bad pump valve pla…

Main cause: faulty output air pressure regulator…

Main cause: bad air tank pressure gauge…

Main causes: bad safety valve, pressure switch failure…

Main causes: loose air tube fitting connections, bad check valve, faulty safety valve, damaged or corroded air tank, bad…

Main causes: rusted air tank, loose air tube fitting connections, bad check valve, leaky safety valve, bad tank drain va…

Main causes: lack of electrical power, check valve failure, bad pressure switch…

Most common repair guides to help fix your air compressors

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

How to replace an air compressor check valve

How to replace an air compressor check valve

You can replace a defective air compressor check valve in about 10 minutes.…

Repair difficulty
Time required
 15 minutes or less
How to replace an air compressor pressure switch

How to replace an air compressor pressure switch

You can replace a broken air compressor pressure switch in about 45 minutes. …

Repair difficulty
Time required
 45 minutes or less
How to rebuild an air compressor pump

How to rebuild an air compressor pump

If the air compressor won't fill the tank with compressed air, rebuild the pump using these steps in about 45 minutes. …

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your air compressors

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

How to reduce air compressor noise

How to reduce air compressor noise

Find out how to reduce air compressor noise.…

The unseen dangers of air compressors

The unseen dangers of air compressors

Learn about the possible dangers associated with using an air compressor and how you can reduce the risks of property da…

How to maintain an oil-free air compressor

How to maintain an oil-free air compressor

Learn how to maintain an oil-less air compressor for safe and efficient operation.…