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Air Injection Control Valve: Testing and Inspection
INSPECT AIR SWITCHING VALVE ASSEMBLY a.
Check the operation.
1.
Apply a vacuum of
28 kPa (210 mmHg, 8.27 in.Hg) to port A, then blow air into port B. Check that the air is discharged from port C.
If the operation is not as specified, replace the air switching valve.
