Solder spliced extra wire lenght onto the two SV display harness that I designated for the CO Guardian RS232 in and out signals.
Cut a 22 ga wire to lenght for the CO guardian ground.
Cut and terminated with a D-sub receptical the power, ground and RS232 wires for the CO Guardian making sure to leave enough wire for a service loop to allow the CO guaradion to be removed from the panel for service. Slid a lenght of expandable sleeving along with two short lenghts of shrink tubing on the the four wires.
Installed the D-sub connector, reinstalled the CO detector and connected the connector.
Cut and labled wires for VP-X Pro Ground and SV-Display power wires. Installed the VP-X Pro ground wires in the VP-X connectors and routed the wires.