18 S&C Instruction Sheet 719-500
Adjusting the Switch Operator
Table 1� Initial Adjustment of Travel-Limit Discs
Circuit-Switcher
Style
Number of
Interrupter Gaps per
Pole-Unit
Indicator Plate Number
Opening-Stroke Adjustment Closing-Stroke Adjustment
Clockwise to Open
Counterclockwise to
Open
Clockwise to Close
Counterclockwise to
Close
Vertical break and
center break
1 5 5 5 5
2 6 4 5 5
3 7 3 5 5
Integer 1 4 6 5 5
Handwheel
Handwheel
Adjusting the opening stroke
Adjusting the closing stroke
Indicator plate
(with numbers)
Indicator plate
(with numbers)
Arrow (on
cutaway
section)
Positioning screws
Arrow (on
cutaway
section)
Positioning screws
Figure 10� Adjusting the travel limit discs on the travel limit switch�