S&C Mark V Circuit-Switchers Installation Manual page 24

Installation
Flexible
coupling
Coupling
flange
Self-
locking
nut
Flexible coupling
attachment bolts (2)
to be tightened
to draw the flexible
coupling plate flush
against the flange
Figure 21� Power train�
24 S&C Instruction Sheet 711-510
Piercing set
screws (2)
Interphase
shaft
Piercing set
screws (2)
Vertical shaft
Clamp bolts (2)
Rigid coupling
Clamp bolts (2)
Arrow on hub of gearbox to be
oriented as indicated on the
erection drawing
Clamp
bolts (2)
Flexible
coupling
Switch
operator
Piercing set
screws (2)
Universal coupling
used in lieu of
flexible coupling�
Refer to the
erection drawing