Exhaust Clamp Nut Now Serviced Separately{1061}
Usage:
3408, 3408B, 3412 Industrial, Generator Set, Vehicular Engines
Description of Change: The nuts used on the 8N878, 8N879, and 8N4401 Clamps are now serviced separately. Formerly, the nuts used on these clamps were not available and if a nut was needed, it was necessary to order a complete clamp.
Adaptable To: The 8T193 Nut (5/16"-24 Thd.) is used on 8N4401 Clamps. The 8T122 Nut (1/4"-28 Thd.) is used on 8N878 and 8N879 Clamps.
Caterpillar Information System:
1985/03/04 3208 Truck Engine Service Manual Available In Spanish{0375}
1985/03/04 Discontinued D.C. Generators Replaced By Alternators{1404,1405}
1985/03/04 New Water Cooled Exhaust Manifold Elbows And Rear Manifold Are Used{1059}
1985/03/04 3406B Truck Engines Have Been Improved For 1985{1000,1050,1052,1100,1200,1250}
1985/03/04 Use The Correct Oil In Natural Gas Engines{1318,0374}
1985/02/18 Low Maintenance High Output Batteries Are Now Standard Equipment{1401}
1985/02/18 New Drive Coupler Kit Used On Altronic Magneto{1552}
1985/02/18 Bleed Holes On Parts Service Cylinder Heads{1100,1101}
1985/02/18 New Transmission Control Valve And Pressure Relief Valve Are Used With High Flow Oil Pump{3313,3310}
1985/02/18 New Pressure Conversion Chart Available{0600}
1985/02/18 Increased Preload Used In Air Shutoff Actuators{7400,7418}
1985/02/11 Addition Of Lubricator Will Help Prevent Corrosion In Air Prelube Motors{1319}
1985/03/04 Do Not Weld On Painted Surfaces{0350,0679}
1985/03/11 New Air Cleaner Element Creates Less Restriction{1054}
1985/03/11 Cross Link Between Fuel Racks Has Smoother Surface{1250,1257}
1985/03/11 Installation Of Heli-Coils In Holes With Damaged Threads{0600,0670,0671}
1985/03/11 New Crankshaft Seal Groups Used On More 3400 Series Engines{1160,1161}
1985/03/11 New Cooling System Temperature Regulator Available{1355}
1985/03/11 Dowtherm 209 Full-Fill Coolant{1350}
1985/03/11 Input Shaft And Flange Available As An Assembly; Makes Alignment Easier{3303}
1985/03/18 New Service Tools Available{0600}
1985/03/18 Internal Seals In 7000 Series Fuel Injection Nozzles Cannot Be Replaced{1254}
1985/03/18 New Service Manual Binders Are Made From Thicker Material{0375}
1985/03/18 Remanufactured Bare Cylinder Heads (U.S. And Canada){1101,7754}