New Components In Turbocharger Oil Line Group {1052}
Usage:
773D (7ER),
775D (6KR) Off-Highway Trucks
Description of Change: New components for the turbocharger oil line group on the above off-highway truck engines went into production with engine serial number 80M03052. Integral seals replaced the seal the tube to block joint, flexible tubes replaces some of the rigid tubes, and clamps were added for better stability. The design will provide a longer service life.
Adaptable To: The new components replace the former components in the 129-6833 Lines Group (Turbocharger Oil). Refer to the following figure and tables for more information.
New Components in the 129-6833 Lines Group (Turbocharger Oil)
Caterpillar Information System:
1999/09/06 Improved Bearing For Torque Converter Drive Gear {3101,7551}
1999/09/06 Plates Improve Retention Of Rolling Hose Clamps At The Boom Head {5057,6460}
1999/09/06 New Air Suspension Seats Are Available As Standard Attachment {7312,7321,7318,7324}
1999/09/06 Ripper Stops Have Been Extended To Provide Longer Service Life For Cylinder Heads {6310,5352}
1999/09/06 New Front Axle Center Pin Installation Improves Retention Capability {4305,4313,5225}
1999/09/06 New Oscillation Housing And Seals Have Improved Service Life {4050,4064,7555}
1999/09/06 Special Instruction, REHS0529, "Installation Of A Yield Mapping Kit", Is Available {7490}
1999/09/06 Special Instruction, REHS0528, "Installation Of A Quantimeter Kit", Is Available {6920}
1999/09/06 New Central Electric Unit Improves Serviceability {1417,1418}
1999/09/06 Port Improves Pump Shaft Spline Lubrication {5084}
1999/08/30 Use 9U-6843 And 9U-6845 Reclaiming Stills To Recycle Coolant {0708,1352}
1999/08/30 Tightening Torque Increased For Nuts In Fuel Injector Wiring Harness Cap Assembly {1408}
1999/09/06 New High Altitude Engine Arrangements Are Available with New Low-Pressure Turbocharger {1052}
1999/09/06 793 Off-Highway Truck Final Drive Drain Plugs Now Have A Longer And Larger Magnet {4001,4201}
1999/09/06 Custom Product Literature Available For Sound Suppression Package {0374,1801}
1999/09/06 Front Gear Group Changed to Help Keep Oil Pump Adapter Assembly Bolts Tight {1206,1304}
1999/09/06 Use The Correct Torque For Hydraulic Tank Sight Glass Bolts {5056}
1999/09/06 Improved Hinge Available For Cab Door {7308}
1999/09/06 Improved Cab Door Striker Plate {7308,7325}
1999/09/06 Correction To Parts Manual For Torque Converter {3101}
1999/09/06 New Support Brackets Relieve Loader Stress {6546}
1999/09/06 New Hood Hinge Pin Improves Rust Protection {7251}
1999/09/06 Modification Of Governor Control Groups Eliminates Governor Sticking {1264,1265}
1999/09/06 New Plate Deflects Rain Water {1417}