Models 5E, 5F, 5G & 5H Electric Switch Machines: Single ... - Alstom

Corrective MaintenanceTable 6–47. Mechanical Test Procedure (Cont.)StepAction7 Verify that the rollers (10) in the point detector movement rest firmly on thebottom of the point detector rod slots in both near and far positions. If pointdetector movement does not rest firmly, excessive friction may be present orcontact block contact forces may be too great.8 Verify that the normal and reverse contacts, are fully closed. The distancebetween the stationary contact (11) and the front stop (12) should be nomore than 1/16 inch and no less that 1/32 inch.9 Verify that the normal and reverse contact pressure force is 2 1/2 to 3pounds measured at the near point of contact.P1293, Rev. Jun/07 6–88 Alstom Signaling Inc.