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Air Compressor

Model # 102331B Official Craftsman air compressor

Here are the diagrams and repair parts for Official Craftsman 102331B air compressor, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS

Showing 10 of 128 parts |

Head-ser. M 36289

#NI

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Head-ser. m

Part #36289

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

Cover Gasket 17760

#NI

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Cover gasket

Part #17760

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

Filter 38192

#NI

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Filter

Part #38192

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

End Cover Ay 38789

#NI

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End cover ay

Part #38789

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

Cover Gasket 38809

#NI

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Cover gasket

Part #38809

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

Cover/cup Ay 38629

#NI

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Cover/cup ay

Part #38629

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

Plug 38490

#NI

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Plug

Part #38490

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

Tube 12007

#NI

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Tube

Part #12007

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

Screw 38797

#NI

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Screw

Part #38797

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

Oil Ring 17058

#NI

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Oil ring

Part #17058

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.

Why does air leak from my air compressor?

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

Why won't my air compressor start with a full air tank?

Main cause: bad check valve…

Why won't my air compressor build tank pressure?

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

Why won't my air compressor tank hold air?

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

Why does my air compressor safety valve keep popping open?

Main causes: bad safety valve, pressure switch failure…

Why can't I adjust the output air pressure on my air compressor?

Main cause: faulty output air pressure regulator…

Why doesn't my air compressor's pressure gauge work?

Main cause: bad air tank pressure gauge…

Why is my air compressor not turning on?

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 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

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

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 tell if a fuse is blown

How to tell if a fuse is blown

Learn how to tell whether a fuse is blown…

How to reduce air compressor noise

How to reduce air compressor noise

Find out how to reduce air compressor noise.…

How to maintain an oil-lubricated air compressor

How to maintain an oil-lubricated air compressor

See how to perform routine maintenance on your oil-lubricated air compressor.…

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