1997/07/01 Caterpillar

Electronic Display Groups Available For English/Spanish And English/French{7490}

Usage:

3116 (8WL),
3126 (1WM),
3406E (5EK, 6TS),
C-10 (2PN),
C-12 (1YN) Truck Engines

Description of Change: Two electronic display groups (Cat ID) replace the former electronic display groups in the above truck engines. The improved electronic display groups can be operated on a 24 volt system.

NOTE: The 24 volt systems are primarily used in European Applications.

The improved electronic display groups contain design improvements that reduce or eliminate interference with Citizen Band, two-way radios, and other electronic devices. The improved electronic display groups (Cat ID) contain the latest software release.

Adaptable To: The improved 137-4559 Electronic Display Group (English/Spanish) replaces the former 123-8981 Electronic Display Group. The improved 137-4562 Electronic Display Group (English/French) replaces the former 128-0941 Electronic Display Group. The improved electronic display groups are adaptable to the above truck engines back to first production.

Caterpillar Information System:

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}

1997/04/01 Description Of March 1997 (MAR97) Software Modifications{1920}

1997/07/01 Manufacturing And Design Improvements Incorporated Into Fuel Injection Nozzle Assemblies{1252,1307}

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}