Questions & Answers for: Hitachi reed valve

how to disassemble head. to remove should be 4 bolts and your copper line, just be careful of the reed valve plates, they are thin steel that sit into the head. Put back the same way you took it apart

...the compressor and tank. In the event there is no hiss this means the problem is the compressor you may have a bad reed valve or a bad check valve depending on the type of compressor. hope this ...

reed valve asembly on top of cyilinder head I believe in your model of air compressor, when you take apart the head portion to your compressor you should have four reed valves. When you have it apart,

reed valve all look ok .Could this be air leaking around the piston.I was thinking it maybe the rings on the piston .Is there a way to test to see why i have this problem The unit is a small Craftsman

...valve good, suspect reed valves leaking. If reeds are leaking the compressor will take longer than normal to fill and the discharge tube/air will get very hot. It is recommended to note the amount of ...

...valve or pressure switch? If your compressor keeps running and only builds to 25psi, I would suspect the reed valves, head  gaskets or a leak.  With the compressor running spray soapy ...

wont build up air presher on ec12 Low pressure ususally caused by faulty reed valves /gaskets in the head. Easy to check. When compressor reaches highest pressure, check for air blowing out of the ...

reed valves. If cold start valve is good, check the capacitor for at least 10 percent of rated valve. Low pressure /volume is usually leaks from tubing or leaking /broken reed valves or burned gaskets

...reed valves or blown gasket between head and valve plate. Easy to check. After the compressor reaches 45 to 50 psi, with compressor still running, remove the air filter and feel for good suction at ...