D5 TRACTOR / DIRECT DRIVE / 62J00957-UP (MACHINE) POWERED BY 3306 ENGINE STARTING AND ELECTRICAL SYSTEM WIRING DIAGRAM WIRING DIAGRAM--24 Volt System. Complete service repair manual with Electrical Wiring Diagrams for Caterpillar 3304 & 3306 Engines, with all the technical information to maintain, diagnose, repair, and rebuild like professional mechanics.
D330, D333, 3304, 3306 - Electrical System Diagrams A variety of electrical systems can be used with these engines. Some systems are available with one 32 volt, 24 volt or 12 volt starting motor. Where 30 volt (15 cell battery) system is used, the 32 volt diagram applies.. Easily manage your Cat® 3306 Truck Engine with access to manuals, operations guides and videos, in one central location.