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Coleman M104B250 twin-cylinder electric air compressor

Coleman M104B250 twin-cylinder electric air compressor Parts

Here are the diagrams and repair parts for Coleman M104B250 twin-cylinder electric air compressor, as well as links to manuals and error code tables, if available.

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Browse Parts for M104B250 Power Tools

  • Screw, #6 X 5/16" Long (8) for Coleman M104B250 - Part 061-0038

    Air compressor breakdown diagram

    Screw, #6 X 5/16" Long (8)

    Part #061-0038

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

  • Guide for Coleman M104B250 - Part 105-0002

    Air compressor breakdown diagram

    Guide

    Part #105-0002

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

  • Regulator Piston for Coleman M104B250 - Part 078-0001

    Air compressor breakdown diagram

    Regulator Piston

    Part #078-0001

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

  • Key, 3/16" Sq X 1" Long for Coleman M104B250 - Part 146-0001

    Air compressor breakdown diagram

    Key, 3/16" Sq X 1" Long

    Part #146-0001

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

  • Spring for Coleman M104B250 - Part 055-0007

    Air compressor breakdown diagram

    Spring

    Part #055-0007

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

  • Compression Ring 2-3/4" (4) for Coleman M104B250 - Part 054-0090

    Air compressor breakdown diagram

    Compression Ring 2-3/4" (4)

    Part #054-0090

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

  • Bracket for Coleman M104B250 - Part 114-0129

    Air compressor breakdown diagram

    Bracket

    Part #114-0129

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

  • Ball Seat, 3/8" Diameter for Coleman M104B250 - Part 079-0014

    Air compressor breakdown diagram

    Ball Seat, 3/8" Diameter

    Part #079-0014

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

  • Piston 2-3/4" O.d. (2) for Coleman M104B250 - Part 048-0046

    Air compressor breakdown diagram

    Piston 2-3/4" O.d. (2)

    Part #048-0046

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

  • Ball Seat for Coleman M104B250 - Part 079-0002

    Air compressor breakdown diagram

    Ball Seat

    Part #079-0002

    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 cause: bad air tank pressure gauge…

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

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

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

Main cause: faulty output air pressure regulator…

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

Main causes: bad safety valve, pressure switch failure…

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 time and Difficulty

 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 time and Difficulty

 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 time and Difficulty

 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 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-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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