New Nozzle Assembly Used In Fuel Injection Valves{1254}
Usage:
D343 Marine Engines;
D353, D379, D398, D399 Industrial and Marine Engines;
769 Trucks;
768B, 824B, D8K, D9H, DD9H Tractors;
657, 666 Scrapers;
825B, 826B Compactors;
983 Loaders;
583K, 594H Pipelayers
Description of Change: A new nozzle assembly is used in fuel injection valves for the above models. The new nozzle has an improved design, with stronger internal (inside) parts, and will give longer service life.
Adaptable As: The new 8N1831 Nozzle Assembly is a direct replacement for the former 7S1059 Nozzle Assembly on the above models. The former 7S1059 Nozzle Assembly is still available for other applications. One or more new nozzles can be installed separately in an engine; it is not necessary to install a complete set.
Caterpillar Information System:
1978/09/04 New Gasket Used In Exhaust Manifold Group{1059}
1978/09/04 Correct Procedure To Adjust Front Power Takeoff Clutches{3055}
1978/09/04 New Torque Specification Used On Bolts That Hold The Cylinder Head{1101}
1978/09/04 New Vent Tube For Water Cooled Turbocharger{1380,1052}
1978/09/04 New Camshaft Rear Bearing For The Sleeve Metering Fuel System{1253}
1978/08/28 Different O-Ring Seals Now Used In Fuel Injection Pump Group{1251}
1978/08/28 New Oil Supply Line And Gasket For Turbocharger{1307,1052}
1978/08/28 New 5P8744 Adapter Assembly And Special Instruction Procedures For 5P4150 Nozzle Tester Group{0650}
1978/08/28 New Design Seals Decrease Shaft Wear In Fuel Transfer Pump{1256}
1978/08/28 Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28 A New Ram Support For Use With The Field Service Hose Press{0623}
1978/08/28 Tips For Service Information Retrieval System (SIRS) Users{0374}
1978/09/04 New Water Pump Gives More Pressure{1361}
1978/09/11 New Drive Adapters For Fuel Injection Test Bench{0650}
1978/09/11 New Diaphragm Used In Mechanical Shut-Off Groups Has Identification For Correct Installation{7418}
1978/09/11 Correct Installation Of Crankshaft Thrust Plates Is Very Important To Prevent Engine Damage{1203}
1978/09/18 Tips For Service Information Retrieval System (SIRS) Users{0374}
1978/09/18 Permanent Installation Quick Disconnects For Pressure Testing Now Available{0651}
1978/09/25 New Springs Available For Forward And Reverse Clutches, And New Tool To Correctly Position The Clutches Of Twin Disc MG514 Marine Transmission{3302,0626}
1978/09/25 Use New 6V22 Tool Group To Make Replacement Of Worn Governor Spring Guides{0620}
1978/09/25 Tips For Service Information Retrieval System (SIRS) Users{0374}
1978/09/25 Adjustment Procedures And Lubrication Recommendations For Drive Pulleys On Caterpillar Fuel Injection Test Bench{0652}
1978/09/25 New 6V1 Seal Kit Available For Service Repair Of High Pressure Tee Test Couplers{0623,7555,5057}
1978/10/09 Never Use Copper Tubing As A Replacement For Steel Brake Lines{4257,7554}