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Craftsman
Air Compressor

Model # 921166360 Official Craftsman air compressor

Here are the diagrams and repair parts for Official Craftsman 921166360 air compressor, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 38 parts  |
Air Compressor Pressure Gauge E102370
#46

Air compressor diagram

Air compressor pressure gauge

Part #E102370

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

Air Compressor Base Retainer Knob Lock Ring E100914
#82

Motor assy diagram

Air compressor base retainer knob lock ring

Part #E100914

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

Air Compressor Manifold Tube E101968
#48

Air compressor diagram

Air compressor manifold tube

Part #E101968

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

Air Compressor Start Capacitor E100248
#33

Air compressor diagram

Air compressor start capacitor

Part #E100248

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

Craftsman Air Compressor Pressure Switch E102745
#43

Air compressor diagram

Craftsman air compressor pressure switch

Part #E102745

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

Companion Air Compressor Air Filter E100435
#2

Air compressor diagram

Companion air compressor air filter

Part #E100435

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

Air Compressor Wheel Kit E102369
#NI

Motor assy diagram

Air compressor wheel kit

Part #E102369

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

Air Compressor Base Retainer Knob E101360
#81

Motor assy diagram

Air compressor base retainer knob

Part #E101360

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

Air Compressor Shroud E100955
#36

Air compressor diagram

Air compressor shroud

Part #E100955

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

Air Compressor Drain Valve E101717
#57

Motor assy diagram

Air compressor drain valve

Part #E101717

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.

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

Main cause: bad check valve…

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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…

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

Main cause: faulty output air pressure regulator…

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

Main cause: bad air tank pressure gauge…

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Why does my air compressor safety valve keep popping open?

Main causes: bad safety valve, pressure switch failure…

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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…

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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…

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Why is my air compressor not turning on?

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

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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.

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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.…

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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. …

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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. …

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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.

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How to reduce air compressor noise

How to reduce air compressor noise

Find out how to reduce air compressor noise.…

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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…

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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.…

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