Serviceable Parts For Custom Option Engine Prelube Group{1319}
Usage:
784B (5RK) Tractors;
785 (8GB),
785B (6HK),
789 (9ZC),
789B (7EK),
793 (3SJ),
793B (1HL) Trucks
Serviceable parts are now available for the custom option engine prelube groups. The parts are available through Morton Parts Distribution.
The 3Z-5203 Engine Prelube Group is available on the 784B, 785, 785B Engine Arrangements. The 3Z-5204 Engine Prelube Group is available on the 789, 789B Engine Arrangements. The 3Z-5205 Engine Prelube Group is available on the 793, 793B Engine Arrangements. All are adaptable to all earlier machines.
The 3Z-5203, 3Z-5204, and 3Z-5205 Custom Option Engine Prelube Groups are not serviced. The only components serviced in these groups are listed in the chart.
Caterpillar Information System:
1994/12/12 Injector Solenoids on Engines Equipped with EUI Are Not Polarity Sensitive{1259}
1994/12/12 Caterpillar Hose Press And Tool Usage{5057,0684}
1994/12/12 Procedure To Bleed And Charge The Rear Suspension{7213}
1994/12/12 Procedure For Measuring Oscillating Hitch Wear {7113,7114}
1994/12/05 Dry Start Priming Procedure for 3500 Machine Engines with Electronic Unit Injection (EUI){1250,1258}
1994/12/05 Flexible Hose Assembly Replaces Tube Assemblies In Turbocharger Water Lines Groups{1380}
1994/12/05 Hardened Spacers Used In Steer Pivot{4300,7051,7066}
1994/12/05 New Muffler Bracket Improves Muffler Support{1062}
1994/12/05 New Differential Group Housing Used In The Output Gear Group{3159}
1994/11/28 Be Sure Correct Piston Cooling Jets Are Installed{1331}
1994/11/28 Improved Spring Used In Belt Tightener Groups{1358}
1994/11/28 Screened Filter For Implement Motor Case Drain Return Line{5720,4351,4921}
1994/12/12 New Exhaust Bypass Valve (Wastegate) Used In Exhaust Bypass Group{1057}
1994/12/12 New Cylinder Blocks Made From Stronger Alloy{1201}
1994/12/19 New Roller Bearings Used In The 8E-9034 Transmission Planetary Group To Improve Service Life {3160}
1994/12/19 Small Cracks Around The Holes In The Front Wheels Can Be Repaired By Welding {4201}
1994/12/19 New Screen Assembly Prevents Large Debris From Transferring Into Differential Compartment {4051,3258}
1994/12/19 Primary Pressure For The Transmission Pressure Control Group Has Been Increased {0374,3150}
1994/12/19 New Filter Used For Screed Burner And Washdown Systems {1274,5642}
1994/12/19 Spacer Plate Is Available To Make Installation Of Permanent Hose Couplings Easier {0684,5057}
1994/12/19 Special Instruction SEHS9734-01 Is Available For Retrofitting R-12 Air Conditioning Systems To R-134a Refrigerant {7320,1809}
1994/12/19 New Connecting Rod Assembly Has Increased Fatigue Strength {1218}
1994/12/19 New Water And Oil Temperature Regulators Available {1330,1355}
1994/12/19 New Electronic Control Group (Throttle Position Sensor) Has Improved Contact Design {1913}