Three Way Solenoid Valve

Fig. 56 Three Way Solenoid Valve.:

1. Disconnect vacuum hose (A) from the servo diaphragm.
2. Disconnect vacuum hose (B) from the three way solenoid valve.
3. Disconnect the connector of the three-way solenoid valve.
4. Blow air through the solenoid valve from hose (A) and make sure that air comes out of port (C).
5. Apply battery power to the solenoid valve with a jumper wire.
6. Blow air through the solenoid valve from hose (A) and make sure that air comes out of port (B).
7. If the three-way solenoid valve does not operate properly, replace it with a new one.