High Vacuum Air Control Valve

1. Start engine and allow to reach normal operating temperature.
2. With engine idling, apply a minimum of 10 in Hg vacuum to high vacuum mode assembly. Air should divert to air cleaner. If not, replace control valve.

NOTE:
- SEE EMISSION CONTROL APPLICATION CHARTS to determine application of control switches and valves.

- Refer to the number stamped on the base of the switch or valve for calibrated switching or activation temperatures.