Picture 33 Measure valve sunken mete
(2) Check the seal conical surface of inlet/exhaust valve seat and observe the seal ring strip on
the valve panel and valve seat ring.
1.3 Inlet/exhaust valve and valve pipe
(1) Clean the gathered carton inside valve pipe; measure the valve pipe hole with inside diameter
level meter.
(2)Check outside diameter of valve rod with outside micrometer.
(3)Account the fitting clearance, if it exceeds the limitation valve, please change valve. If it still
can’t attach to the limitation valve after changing valve, please change valve pipe. Refer to
picture 34.
Picture 34 Check inlet/exhaust valve and valve pipe
Table 7 Fitting clearance between valve pipe and inlet/exhaust valve rod