Olympus UHI-2 Manual de mantenimiento - Página 19

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Olympus UHI-2 Manual de mantenimiento

1-6 Noise is generated in the unit. (Noise check)

Noise check
Is noise generated during
halt of operation?
Is noise generated during
gas feeding?
End
Gas leaks in the high pressure part.
Check the joints of each pipe.
Primary pressure
reducer safety valve?
Electric-
pneumatic ratio
valve?
Manifold U?
Note 1: With the characteristic of the electric-pneumatic ratio valve, if gas is fed
with the connector opened, the safety valve may function. This is not a
defect.
2-7
TROUBLESHOOTING
Looseness?
Hole?
Replace the primary
pressure reducer.
Note 1
Replace the electric-
pneumatic ratio valve.
Replace the manifold U.