Different Thrust Bearing And Thrust Rings Now Used In Turbochargers{1052,1053}
Usage:
All Engines Equipped With Schwitzer Models E and F Turbochargers
Description of Change: A different thrust bearing and thrust rings are now used in the Schwitzer Models E and F Turbochargers for Caterpillar engines. The new bearing and rings are the same parts used in the Schwitzer Model 4MF Turbocharger. The new parts have larger bearing surfaces for more load capacity.
Adaptable As: The new 4N7597 Thrust Bearing and 4N7609 Thrust Rings are direct replacements for the former 8S9223 Thrust Bearing and 5S4550 Thrust Rings which have been canceled.
Caterpillar Information System:
1979/10/22 Voltage Regulator Can Cause Variable Ammeter Indications{1410,1401,1405,1406,7467}
1979/10/22 New Connecting Rod Is Tapered In Piston Pin Area{1218}
1979/10/22 Improved Seal Used In Raw Water Pump On Marine Engines{1371}
1979/10/22 New Valve Rotator And New Oil Shield Are Available{1104,1105,1109}
1979/10/22 Size Of Glass Beads Is Important When Used To Clean Engine And Turbocharger Parts{0670,1052,1053,1077,1105,1214}
1979/10/22 Cold Temperature Starting Procedures For Air Compressor And Drill Engines{0374,1000,1450}
1979/10/22 New Coolant Temperature Regulator Housing And Vent Line Valve Give Better Control Of Engine Cooling; Conversion Kits Available{1380,1355}
1979/10/22 Use The FT1482 Stop Collar Assembly With The 1P4000 Line Boring Tool Group{0663}
1979/10/15 New Camshaft Housing Gasket Has Increased Resistance To High Temperature{1113}
1979/10/15 Engine Oil Viscosity Changed To SAE 10W/30 For Shipment From All U.S. Factories{1318}
1979/10/08 Supplement To Special Instruction, Form SEHS6895, "Bench Testing Hydraulic Components" Now Available On Microfiche{0650}
1979/10/08 New Hydromechanical Shut-Off Is Available{7418,7403}
1979/10/29 New--3208 Engine Maintenance Tips Wall Chart {0374,1000}
1979/10/29 The FT1486 Chain Assembly Can Be Used For Emergency Repair Of Front Power Takeoff Clutches {3055}
1979/10/29 Use The 6V2034 Micrometer Adapter To Measure Lip Thickness Of Engine Valves {0653,1105}
1979/10/29 New Repair Kit Is Available For Service Of Hydraulic Jack {0642}
1979/10/29 7N9843 Fuel Injection Valve Nozzle Assembly Now Used In Truck Engines {1254}
1979/10/29 Improved Seal Now Used In Seawater Pump {1371}
1979/11/05 Correct Installation Of Track Shoe Nuts{4170,4179}
1979/11/05 Two Plug Assemblies (Booster Cables) Are Available To Start Machines{1401,1453}
1979/11/05 Support Plates Must Be Used To Install Earlier Marine Transmissions{3300}
1979/11/05 Wider Connecting Rods Have More Bearing Area{1214,1218}
1979/11/12 Puller Studs Of Same Size Can Have Different Work Capacities{0621}
1979/11/12 Repair Of Damaged Or Worn Balancer Shaft Bores{1201,0663,1220}