Vacuum Switch
Verify continuity between terminals 1 and 2. SeeFig 1 . Apply 5.9-7.6 in. Hg and confirm infinity. Increase vacuum to 9 in. Hg and slowly release vacuum. Continuity should register as vacuum approaches 5.5-6.2 in. Hg.
Verify continuity between terminals 1 and 2. SeeFig 1 . Apply 5.9-7.6 in. Hg and confirm infinity. Increase vacuum to 9 in. Hg and slowly release vacuum. Continuity should register as vacuum approaches 5.5-6.2 in. Hg.