Manufacturing And Design Improvements Incorporated Into Fuel Injection Nozzle Assemblies{1252,1307}
Usage:
3306C (9TL) Truck Engine
Manufacturing and design improvements have been made on the 7W-7038, 7W-7045, 8N-7005, 100-7563, and 100-7564 Nozzle Assemblies. These changes improve the durability and performance of these fuel injection nozzle assemblies by preventing the cracking of parts.
These product improvements become effective on the above fuel injection nozzle assemblies manufactured on or after February 24, 1997 (nozzle date code of 24B97 or later). The improvements to the fuel injection nozzle assemblies are effective with the above 3306C (9TL1589-Up) Truck Engine.
Caterpillar Information System:
1997/07/01 Electronic Display Groups Available For English/Spanish And English/French{7490}
1997/07/01 Electronic Control Module (ECM) Part Number Changes{1901}
1997/06/23 A New And A Remanufactured TU-FLO 1400L Air Compressor Group Is Available{1803}
1997/06/23 Improved Piston Rings Available{1215}
1997/06/23 New Chrome-Plated Stem On Exhaust Valve Increases Valve And Valve Guide Wear Life{1105,1100}
1997/06/23 Mechanical Unit Fuel Injector Groups Spill Shield Changed{1290}
1997/05/27 New Alternator Now Used{1405,7168}
1997/05/27 New Idler Gear Stub Shaft Assembly And Idler Gear Assembly Used In Front Gear Group{1206}
1997/05/27 Improved Brackets Used In Refrigerant Compressor Mounting Groups{1802}
1997/05/27 Special Installation Procedure For Alternator Support Brackets{1405}
1997/05/27 Procedure To Investigate Misfires On Engines Equipped With Electronic Unit Injectors (EUI){1290}
1997/04/01 New "Fuel System Reuse And Salvage Guides" Reference Manual Available{1250}
1997/07/01 Governor Control Cover Assembly Includes New Seal And Improved Cover{1264}
1997/07/01 "T" Adapter Cable Assembly Available{1901}
1997/07/01 Cylinder Head Gasket Changed For Tu-Flo 550/750 Air Compressor Groups{1803}
1997/08/01 Lubricity Limit Added To Preferred Distillate Fuel Recommendation{1280}
1997/08/01 Changes For The C-10 And C-12 1998 Model Year Truck Engines{1000}
1997/08/01 Troubleshooting Tip For Inlet Air Heater (Flame Start){1090}
1997/08/01 Improved O-Ring Seals Replace Former O-Ring Seals In Oil Cooler And Oil Filter Base{1378,1306}
1997/09/19 Special Instruction Available For 141-7060 Injector Wiring Harness Connector Repair Kit To Repair Connectors On HEUI Wiring Harness Assembly{1408,1290}
1997/09/19 3406C O-Ring Seal And Gaskets Changes Provide Improved Oil And Fuel Leak Resistence In Pump And Governor{7555}
1997/10/20 New Troubleshooting Guide Available{0374}
1997/10/20 Unit Fuel Injector Group Now Includes Electronic Trim Code{1290}
1997/10/20 New Control (Air Inlet Heater) Available For Improved Weather Resistance{1090}