Air Injection Control Valve: Testing and 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.