Water THERMO Valve
- Water thermo valve is located on the intake manifold below the carburetor. Remove water thermo valve and attach short lengths of vacuum tubing to ports.
- Immerse base of valve in a container of water, ensuring vacuum ports are not submersed in water. Gradually heat water while observing water temperature.
- When water temperature reaches 122°F (50°C) or above, blow air into lower port, air should flow out upper port. See Fig 1 .