-3- -10- auxiliary input polarity - the auxiliary input (green wire) is normally activated by applying a positive voltage to the wire. To activate by connecting to ground (negative), move the jumper from the "aux-pos" pins to the "aux-neg" pins. Park kill input polarity - the park kill (cutout) inpu...
-9- -4- volume controls the radio repeat volume (radio)control is recessed in the upper left hand corner of the front face. This should be set when the vehicle is parked. First set the volume level of the vehicle's two-way radio to its normal operating volume. Adjust the siren's rotary selector swit...
-5- -8- manual / horn momentary rocker switch the front panel of the st160 contains a momentary rocker switch that operates the manual function when the left side is depressed and the air horn when the right side is depressed. Manual – pressing the left side of this momentary rocker switch provides ...
-6- -7- wire size and termination - the wiring diagram on the previous page shows the minimu m wire size used for each connection, along with recommended lead color. If the wire is longer than 10 ft. Then use the next larger wire size. Use only high quality crimp connectors. Make sure all connection...
