Craftsman
Air Compressor

Model #921166430 Craftsman air compressor

Here are the diagrams and repair parts for Craftsman 921166430 air compressor, as well as links to manuals and error code tables, if available.


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Save to my profileOwner’s manual

    Showing 10 of 22 parts

    Air Compressor Quick-Connect Hose Coupler

    #46

    Air compressor Diagram

    Air compressor quick-connect hose coupler

    Part #E100307

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

    Air Compressor Safety Valve

    #37

    Air compressor Diagram

    Air compressor safety valve

    Part #E102612

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

    Tube

    #36

    Air compressor Diagram

    Tube

    Part #E103637

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

    Air Compressor Pressure Gauge, 250-PSI

    #38

    Air compressor Diagram

    Air compressor pressure gauge, 250-psi

    Part #E103744

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

    Air Compressor Shroud, Front

    #31

    Air compressor Diagram

    Air compressor shroud, front

    Part #E100296

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

    Hose

    #42

    Air compressor Diagram

    Hose

    Part #E103638

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

    Air Compressor Wheel Kit

    #NI04

    All parts Diagram

    Air compressor wheel kit

    Part #E102369

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

    Air Compressor Outlet Tube

    #34

    Air compressor Diagram

    Air compressor outlet tube

    Part #E103636

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

    Air Compressor Shroud, Rear

    #1

    Air compressor Diagram

    $72.99

    In Stock

    Air Compressor Drain Valve

    #51

    Air compressor Diagram

    Air compressor drain valve

    Part #E101717

    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.

    Main causes: lack of electrical power, check valve failure, bad pressure switch
    Main causes: loose air tube fitting connections, bad check valve, faulty safety valve, damaged or corroded air tank, bad air pump
    Main cause: bad air tank pressure gauge
    Main cause: faulty output air pressure regulator
    Main causes: bad safety valve, pressure switch failure
    Main causes: tank drain valve open or leaking air, leaky air tank, bad safety valve, worn pump seals, bad pump valve plate
    Main causes: rusted air tank, loose air tube fitting connections, bad check valve, leaky safety valve, bad tank drain valve

    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.

    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

    You can replace a broken air compressor pressure switch in about 45 minutes.

    Repair difficulty
    Time required
     45 minutes or less
    May 1, 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.

    Repair difficulty
    Time required
     45 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.

    May 1, 2015

    Air compressor common questions

    By Sears PartsDirect staff

    These answers to common questions can help you make the most of your air compressor.

    April 24, 2015

    How to reduce air compressor noise

    By Sears PartsDirect staff

    Find out how to reduce air compressor noise.

    April 22, 2015

    The unseen dangers of air compressors

    By Sears PartsDirect staff

    Learn about the possible dangers associated with using an air compressor and how you can reduce the risks of property damage and personal injury.