This component is supplied by the original manufacturer for use with Hitachi air compressors. This non-return valve is also known as a check valve. It lets pressurized air flow into the tank and prevents it from flowing back into the pump. Note, this high-quality component is made of durable metal and is sold individually. You would need ...Read morea wrench to replace this valve. When replacing this part make sure to unplug the air compressor and release the air from the tank before disconnecting the tubes.
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Ron - For model number EC89
November 11, 2025
Compressor fills with air, but when I try to use it, no air is coming out? Could it be a bad pressure regulator?
Hi Ron, thank you for contacting us. Yes, the issue could be with the pressure reducer, part number PS12092459. You may need to replace it to fix the issue. We hope this sorts out your problem!