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Service Magazine Machinery information Caterpillar:

Power Train Blower Motor Service Life Is Improved on Certain 794 AC, 795 AC, 796 AC, and 798 AC Off- Highway Trucks {1636, 4017, 5058} Brake Wiring Group Is Improved on Certain 794 AC Off-Highway Trucks {1408, 4004, 4251} Hoist Valve Harness Is Improved on Certain 794 AC, 796 AC, 798 AC Off-Highway Trucks {1408, 5051, 5136} New Platform and Engine Hood are Now Used on Certain 794 AC, 796 AC, and 798 AC Off-Highway Trucks {7251, 7253, 7273, 7277} Hoist Tank Return Hose Routing Is Improved on Certain 794 AC, 796 AC, and 798 AC Off-Highway Trucks {5057} Improved Mud Guard Group Is Now Used on Certain 794 AC, 796 AC, and 798 AC Off-Highway Trucks {4220, 7050, 7150} A New Platform Assembly Improves Stairway Group Serviceability on Certain 794 AC, 796 AC, and 798 AC Off-Highway Trucks {7253, 7254, 7277} Radiator Tank Assembly Is Improved on Certain 794 AC, 796 AC, and 798 AC Off-Highway Trucks {1353} New Bevel Gear and Bevel Gear Set are Now Used on Certain 797, 797B, and 797F Off-Highway Trucks {3254, 3256, 3257, 3258} Air Intake Tube Retention Is Improved on Certain 794 AC, 796 AC, and 798 AC Off-Highway Trucks {1051, 1087} New Retention Pins Are Now Used on Certain 794 AC, 796 AC, and 798 AC Off-Highway Trucks {3278, 3282, 4201, 4300, 5102, 7051, 7200, 7201, 7230} New Design for the Tail Pipe Assembly Is Now Used on Certain 320 GC Excavators {1061} New Monitor Software and Hardware for Cat Product Link Devices are Now Used on Certain Mini Hydraulic Excavators and Track-Type Tractors {7490, 7606, 7610, 7620} A Powered Access Stairway Audible Alarm for 794 AC, 796 AC, and 798 AC Off-Highway Trucks Is Available {1408, 4493, 7254, 7400, 7407} New Idler Shafts and O-Ring Seals for the Torque Converter Housing Group Are Now Used on Certain TH55 FT-E70 and TH55-E90 Transmissions {3030, 3105} Automatic Lubrication Timer Relay Is Updated on Certain MT4400 AC, MT6300 AC, 794 AC, 796 AC, and 798 AC Off-Highway Trucks {1408, 1422, 4493, 7400, 7407} Diesel Exhaust Fluid (DEF) Lines Grommets and Clips Are Improved on Certain Tier 4 Large Mining Trucks {108Z, 1812} Improved Position Sensor Group for the Bucket Is Now Used on Certain 330, 336/F, 349F, and 352F Excavators {5736} A New Rear Inertial Measurement Unit (IMU) Sensor Is Now Available for Certain Large Off-Highway Trucks Equipped with Command for Hauling (CMD) Arrangement {0679, 1408, 1439, 7050, 7348} Serviceability of Thermostatic Valve Adapter Assembly Is Improved on Certain Large Off-Highway Trucks {135V} Improved Suction Pipe Is Now Available on Certain Excavators {5057} New Software Groups Are Now Available for Certain 120 Motor Graders {7620} Appropriate Routing for Improved Camera Cable Is Now Used on Certain 390F Excavators {1408, 7056, 7348} Improved Conveyor Control Lever and Propel Control Lever are Now Used on Certain Cold Planers {5258, 7451} Improved Harnesses Are Now Used for Certain C9.3B Machine Engines {1403, 1408}


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