1. The original situation: Left cable is negative earth (-) and right cable is positive earth (+).
  2. Disconnect negative earth (-) cable.
  3. Reconnect it using the provided screw to the plain thread side of the battery desconnect switch.
  4. Now the instalation is ready when the battery switch is connected to the negative (-) terminal of the battery using the stock battery cable fixing screw.

Power is disconnected by turning the knob 1 – 2 turns counter clockwise and reconnected by turning it back clockwise. Removing the clock for complete makes it work as an anti theft device!