New Turbocharger Exhaust Coupling Prevents Exhaust Gas Leakage{1052,1059,1061}
Usage:
3406 Industrial And Generator Set Engines
Description of Change: A new exhaust coupling is available for the above engines equipped with heavy duty air cleaners. The new coupling is longer and fits deeper into the turbocharger to help prevent exhaust gas leakage.
Adaptable To: The 6N425 Coupling is a direct replacement for the former 8N8645 Coupling. The former coupling is canceled. The same 5L8854 Rings are used with the new coupling.
Caterpillar Information System:
1983/08/15 Digital Tachometer Available{7462}
1983/08/15 Recommendations To Avoid Piston Seizures{1214,1213,1215}
1983/08/15 Repair Of Damaged Threads{0660}
1983/08/15 Keep Alternators Without Pulleys In A Horizontal Position During Installation To Prevent Internal Damage{1405}
1983/08/15 Recommendations For Use Of 6V6125 Infrared Thermometer{0651}
1983/08/15 New Liner Seat Insert Available{1217}
1983/08/15 New Actuator Cylinder Used In Air Shutoff{7418,1078}
1983/08/15 New Filter Orifice Helps Prevent Governor Surge{1264,1263}
1983/08/15 Information For Repair Of Hydraulic Fuel Ratio Controls{1278}
1983/08/15 New Service Tools Available{0600}
1983/08/08 New Procedure And New Tool Can Be Used To Remove Cylinder Sleeves From The Cylinder Block{1222,1223}
1983/08/08 Special Instruction Has Repair Procedure For 6V4060 Engine Set Point Indicator Group{0651}
1983/08/15 3512 Generator Set Engines (1500 And 1800 RPM) Must Use Flywheel Balance Weights{1156}
1983/08/15 Troubleshooting Engine Vibration; Damper Adapter Can Be Changed{1205,1000}
1983/08/15 New Fuel Ratio Control Group Has Improved Diaphragm{1278,1257,1251}
1983/08/15 New Water Seals Used In Cylinder Head Groups{1115,1101}
1983/08/15 Replacement Parts And Service For 6V3021 Crimping Tool And 6V3022 Cable Cutter{0610}
1983/08/22 Improved Voltage Regulator Assembly Now Used{4450,4467}
1983/08/22 New Governor Drive Gears And Weight Assemblies{1264}
1983/09/05 New Inspection Report Forms Available{0336,0372,7550}
1983/09/05 Service Information Available For Altronic Ignition System{1552}
1983/09/05 Replacement Counterweights And Information For Replacement Of Counterweights And Balancing The Crankshaft{1202,0652}
1983/09/05 Larger Oil Pump Used To Give Better Clutch Cooling And Bearing Lubrication{3310,3302,3307}
1983/09/05 New Piston Oil Rings{1215}