Stewart Filmscreen Corp 4-Way ScreenWall ElectriMask - Manual (Page 13)

Installing the high voltage switch control (standard)
A standard 3-position wall switch is supplied. The high-voltage control is
connected to the electrical source. It alternates directions of mask motion by
means of the hot lead, using the 3-position switch.
Preparing the connection
Before making the electrical connections, you need:
‹ An available AC constant power source
‹ A 4-conductor romex or motor connector cable (14 gauge
recommended)
Making the connections
Figure 9 illustrates the connections.
1. Connect the wall switch to the AC constant power source.
2. Connect the wall switch to the mask unit’s electrical cable.
3. Repeat steps 1 and 2 for each motor connection.
4-Way ScreenWall ElectriMask: Owner’s Manual 11
Figure 9: High voltage control wiring diagram
Screen Switch
DOWN-Black
UP-Red
Line (Hot)
COMMON-White Neutral
GROUND-Green
AC Power