Vacuum Transmitting Valve (VTV)
Fig. 65a Testing Vacuum Transmitting Valve:
1. Remove the vacuum transmitting valve (VTV) from the vacuum line between the vacuum switch and the BVSV.
2. Air should blow from B (Black) to A (Purple) without resistance. Fig. 65a
3. Air should NOT flow from A to B.
4. If a problem is found, replace the VTV.
5. Reinstall the VTV in its vacuum line.