Charade L4-1295cc 1.3L (1989)
Bimetal Vacuum Switching Valve (BVSV): Testing and Inspection
1.
Drain coolant system and remove the BVSV.
2.
Cool BVSV to below 113°F.
3.
Ensure no air passes through valve.
4.
Heat BVSV to 149°F.
5.
Ensure air passes through valve.
6.
Apply liquid sealer to BVSV and torque valve to 18.1-25.3 ft. lbs. when installing.
7.
Fill coolant system and check for leaks.