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Hitachi EC12 air compressor Parts
Here are the diagrams and repair parts for Hitachi EC12 air compressor, as well as links to manuals and error code tables, if available.
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Browse Parts for EC12 Power Tools
Air compressor diagram
Hitachi Safty Vlve
Part #881-493
The manufacturer no longer makes this part, and there's no substitute part
Air compressor diagram
Hitachi Gasket 4pk
Part #881-555
The manufacturer no longer makes this part, and there's no substitute part
Air compressor diagram
Hitachi Retain Ring
Part #881-463
The manufacturer no longer makes this part, and there's no substitute part
Air compressor diagram
Hitachi Carter Cov
Part #881-470
The manufacturer no longer makes this part, and there's no substitute part
Air compressor diagram
Hitachi Valve
Part #881-581
The manufacturer no longer makes this part, and there's no substitute part
Air compressor diagram
Hitachi Pressure Gauge
Part #881-508
The manufacturer no longer makes this part, and there's no substitute part
Air compressor diagram
Hitachi Screw
Part #881-551
The manufacturer no longer makes this part, and there's no substitute part
Air compressor diagram
Hitachi Valve Plate
Part #881-556
The manufacturer no longer makes this part, and there's no substitute part
Air compressor diagram
Hitachi Fan
Part #881-565
The manufacturer no longer makes this part, and there's no substitute part
Air compressor diagram
Hitachi Joint
Part #881-509
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 check valve…
Main causes: lack of electrical power, check valve failure, bad pressure switch…
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…
Main cause: faulty output air pressure regulator…
Main causes: rusted air tank, loose air tube fitting connections, bad check valve, leaky safety valve, bad tank drain va…
Main cause: bad air tank pressure gauge…
Main causes: loose air tube fitting connections, bad check valve, faulty safety valve, damaged or corroded air tank, bad…
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
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
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
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.
Find out how to reduce air compressor noise.…
Learn about the possible dangers associated with using an air compressor and how you can reduce the risks of property da…
See how to perform routine maintenance on your oil-lubricated air compressor.…
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