2010-2016 On-Highway Truck CT series Engine Service Information System for Caterpillar Vocational Trucks CT660 and CT681 is made available on line and contains the following type of information: * General Service Information * Disassembly and Assembly * Engine Tool Guide * Operation and Maintenance Manual * Parts Identification * Safety * Electrical Schematic * Special Instructions * Specifications * System Operations * Testing and Adjusting * Tool Operating Manual * Torque Specifications * Trouble Shooting *
