Air Compressor

Model # 102173181 Official Craftsman two-stage two-cylinder air compressor

Here are the diagrams and repair parts for Official Craftsman 102173181 two-stage two-cylinder air compressor, as well as links to manuals and error code tables, if available.

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Browse Parts for
102173181 Power Tools
Tube Tee 42384
#3

Cylinder head and inlet valve unloader assembly detail diagram

Tube tee

Part #42384

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

Piston 47944
#15

Connecting rod, piston and crankshaft assembly detail diagram

Piston

Part #47944

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

Gasket 47939
#4

Inlet filter silencer, cylinder and intercooler assembly diagram

Gasket

Part #47939

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

Pulley Key 16821

#NI

All parts diagram

Pulley key

Part #16821

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

Piston 47948
#5

Connecting rod, piston and crankshaft assembly detail diagram

Piston

Part #47948

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

Ring 47946
#2

Connecting rod, piston and crankshaft assembly detail diagram

Ring

Part #47946

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

Craftsman Isolator 48507
#35

2 stage 2 cylinder air compressor diagram

Craftsman isolator

Part #48507

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

Ring 17274
#6

Crankcase assembly detail diagram

Ring

Part #17274

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

Bushing 18153
#4

Cylinder head and inlet valve unloader assembly detail diagram

Bushing

Part #18153

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

Tube 48396
#15

2 stage 2 cylinder air compressor diagram

Tube

Part #48396

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.…