Thermal Vacuum Valve: Testing and Inspection
INSPECTIONBlow air into one passage of the Thermo Valve and verify the following conditions;
- With temperature -9 to -1°C (16 to 30°F) or less, air should pass through.
- With temperature 8°C (46°F) or more, air should not pass through.
If these conditions are not met, replace the Thermo Valve.