Air Injection Control Valve: Testing and Inspection

INSPECTION

1. INSPECT AIR SWITCHING VALVE




a. Blow air into port A and check that air is not discharged from port B.




b. Apply positive battery between the terminals.
c. Blow air into port A and check that air is discharged from port B.

If operation is not as specified, replace the air switching valve.

2. INSPECT NO.2 AIR SWITCHING VALVE




a. Blow air into port B and check that air is not discharged from port C.




b. Apply vacuum (30 kPa (306 gf/sq.cm, 4.35 psi) to port A, blow air into port B and check that air is discharged from port C.

If operation is not as specified, replace the No.2 air switching valve.