Chapter 420 Buhler Versatile 4WD 305-575 SmarTrax™ Installation ManualInstall the Valve HarnessFIGURE 5. Valve Harness Connected to Node Harness1. Connect the 12-pin connector of the valve harness (P/N 115-4001-148) into the mating connector of thenode harness (P/N 115-4001-109).FIGURE 6. Valve Harness Routed Outside Cab2. Route the valve harness cable outside and under the cab through the access hole located under the floormat behind the seat toward the SmarTrax valve (P/N 334-0003-089).FIGURE 7. Transducer Connection