Craftsman
Air Compressor

Model # 921165720 Official Craftsman air compressor

Here are the diagrams and repair parts for Official Craftsman 921165720 air compressor, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 52 parts  |

Isolator E106622
#17

Air compressor diagram

Isolator

Part #E106622

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

Power Cord E106629
#25

Air compressor diagram

Power cord

Part #E106629

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

Zip Tie E106658
#26

Air compressor diagram

Zip tie

Part #E106658

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

Air Compressor Air Hose Clamp E106648
#51

Air compressor diagram

Air compressor air hose clamp

Part #E106648

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

Nut Sleeve E106641
#44

Air compressor diagram

Nut sleeve

Part #E106641

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

Zip Tie E106659
#53

Air compressor diagram

Zip tie

Part #E106659

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

Craftsman Tube E106615
#8

Air compressor diagram

Craftsman tube

Part #E106615

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

Air Compressor Nut E106623
#18

Air compressor diagram

Air compressor nut

Part #E106623

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

Air Compressor Drain Valve E106644
#47

Air compressor diagram

Air compressor drain valve

Part #E106644

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

Screw E106666
#4

Pump assy diagram

Screw

Part #E106666

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.…