New Outer Bearing Race Used In Auxiliary Fan Drive Group{1390}
Usage:
D9L Tractors (14Y1-2008);
D8L Tractors (53Y1-2677);
3408 And 3408B Industrial, Marine And Generator Set Engines (67U, 99U, 78Z);
3412 Industrial, Marine And Generator Set Engines (38S, 60U, 60U, 81Z)
Description of Change: A new outer bearing race is used in the auxiliary fan drive groups in the above applications. The new bearing race has a larger inside diameter than the former bearing race. This will decrease the roller bearing preload and help to increase the service life of the auxiliary fan drive group.
Adaptable As: The new 8T209 Roller Bearing Race is a direct replacement for the former 6V6570 Roller Bearing Race which is canceled.
Location of new 8T109 Roller Bearing Race.
Caterpillar Information System:
1984/10/29 New Diaphragm Used In BrakeSaver Control Valve Group{1159,1155}
1984/10/29 New Cylinder Heads, Fuel Nozzles And Fuel Nozzle Adapters Used{1101,1106}
1984/10/29 New Heat Shield For Wiring To Electrical Shutoff Group{7400,7403,7418}
1984/10/29 New Cylinder Head Gasket Helps Prevent Oil Leakage Around Gear Pocket{1101}
1984/10/29 New Oil Filter Group Can Be Used To Extend Oil Change Interval{1306,1318,1326}
1984/10/29 Foil Shield Will Help Prevent Electrical Interference In Engine Set Point Indicator{0781,0785}
1984/10/29 Cetane Injection Group Uses New Orifice, Tee and Seals{1250,1274}
1984/10/22 Information For Testing 8N7004, 4W7011 And 4W7015 Fuel Injection Nozzles{1254}
1984/10/22 Changes To Water Lines Group Increase Coolant Flow Through Exhaust Manifold{1059}
1984/10/22 Improvements Made To Fuel Filter Housing{1260,1261,1262}
1984/10/22 New Heat Exchanger Group Has More Cooling Capacity{1379}
1984/10/15 New Indicator Lamps Used On Generator Control Panels{7002}
1984/11/05 Remove Diode Assemblies From Shutoff Solenoids{1259}
1984/11/05 Preferred Engine Timing Procedures{1250,1286,1290,1292}
1984/11/05 Thread Identification Kit Available{0600,0760}
1984/11/19 Use Care When Installing Circuit Boards In Regulators{4467}
1984/11/19 Remanufactured Cylinder Head Groups{1100,1101,7554}
1984/11/19 Additional Information For Correct Fuel Injector Timing{1290}
1984/11/19 Fuel Setting And Related Information Microfiche Corrected, Improved{0374,0375}
1984/11/19 Remanufactured Piece Parts Now Available For Turbochargers (U.S. and Canada Only){1052,1053,1056,1065,1077}
1984/11/26 Causes And Correction Of Opposite Crankshaft Rotation In Direct Injection Engines{1000}
1984/11/26 Rear Power Take-Off Clutch Can Use Nonmetallic Plates And Grease Lubrication For Main Bearings{3055,3305}
1984/11/26 Important Differences In Engine Arrangements On 3208 Engines Equipped With Turbochargers{1000}
1984/11/26 Identification Of Camshaft Groups And Valve Mechanism Groups{1210,1102}