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Craftsman
Air Compressor

Model # 919157150 Official Craftsman air compressor

Here are the diagrams and repair parts for Official Craftsman 919157150 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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PART LIST
Showing 10 of 125 parts  |
Flapp Valve

#78

All parts diagram

Flapp valve

Part #265-196

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

Flapp Vlv

#74

All parts diagram

Flapp vlv

Part #265-25

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

Cap Screw

#40

All parts diagram

Cap screw

Part #STD522507

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

Label

#30

All parts diagram

Label

Part #LA-1840

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

Lock Nut

#72

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Lock nut

Part #SSF-8111-ZN

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

Air Compressor Safety Valve

#22A

All parts diagram

Air compressor safety valve

Part #TIA-4150

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

Air Compressor Screw, 3/8-16 x 1-1/2-in

#17

All parts diagram

Air compressor screw, 3/8-16 x 1-1/2-in

Part #SSF-955

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

Air Compressor Reed Valve Screw

#75

All parts diagram

Air compressor reed valve screw

Part #SSF-9821

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

Air Compressor Set Screw
Air compressor set screw

Part #SS-391

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

Stiffenr Plt

#47

All parts diagram

Stiffenr plt

Part #CAC-42

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

Symptoms common to all air compressors

Choose a symptom to see related air compressor repairs.

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April 20, 2023

Why is my air compressor not turning on?

By Lyle Weischwill

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

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April 19, 2023

Why does air leak from my air compressor?

By Lyle Weischwill

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

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April 19, 2023

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

By Lyle Weischwill

Main cause: bad check valve…

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April 19, 2023

Why won't my air compressor build tank pressure?

By Lyle Weischwill

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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April 19, 2023

Why won't my air compressor tank hold air?

By Lyle Weischwill

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

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April 19, 2023

Why does my air compressor safety valve keep popping open?

By Lyle Weischwill

Main causes: bad safety valve, pressure switch failure…

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April 19, 2023

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

By Lyle Weischwill

Main cause: faulty output air pressure regulator…

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April 19, 2023

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

By Lyle Weischwill

Main cause: bad air tank pressure gauge…

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Repair guides common to all 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 pressure switch
May 01, 2015
By Lyle Weischwill

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
May 01, 2015
By Lyle Weischwill

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. …

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace an air compressor check valve
May 01, 2015
By Lyle Weischwill

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

Articles and videos common to all 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 tell if a fuse is blown
December 28, 2021
By Lyle Weischwill

How to tell if a fuse is blown

Learn how to tell whether a fuse is blown…

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How to reduce air compressor noise
April 24, 2015
By Wayne Archer

How to reduce air compressor noise

Find out how to reduce air compressor noise.…

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How to maintain an oil-lubricated air compressor
April 21, 2015
By Wayne Archer

How to maintain an oil-lubricated air compressor

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

Read more

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