Stronger Oil Pan Used{1302}
Usage:
16G Motor Graders;
621B, 623B, 627B, 824C Tractors;
825C, 826C Compactors;
980C Loaders;
3406, 3406B Engines
Description of Change: A stronger oil pan is now used on the above models. The bottom of the new pan and the sides are thicker where the transition is made from the shallow portion of the pan to the sump portion.
Adaptable To: The new 7C1938 Pan is a direct replacement for the former 4N919 Pan in all applications of the former pan. The former pan is canceled. The new pan is in effect as shown in the chart.
Caterpillar Information System:
1986/03/10 Engine Oil Filter Element Has Metal Wrapper Instead Of Paper Wrapper{1318}
1986/03/10 New Oil Pressure Switch Used With EMS Systems{7485}
1986/03/10 Improved Sleeve Bearing Used In Drive End Of Fuel Injection Pump Housing{1253}
1986/03/10 Remanufactured Short Block Available For 3204 Engines{1200,1000}
1986/03/10 Maintenance Free Batteries{1401}
1986/03/10 Nylon Seals Used On Lockwire To Seal Critical Areas; Parts Service Seals Available For NACD Dealers{1257,1264}
1986/02/24 Cleaning Instructions For Oil Coolers With Rubber End Sheets {1366,1375,1376,1378}
1986/02/24 Truck Engine Performance Checklist Available For North American Dealers {0337,0372}
1986/02/24 Longer Bolts Used In Turbocharger Air Lines Groups {1052}
1986/02/24 Air-To-Air Aftercooler Test Group Available {0768,1063,0600}
1986/02/24 New Track Link Assembly And Sprocket Segments Used {4171,4155}
1986/02/17 New Clip Added To Water Lines Group{1380,1350}
1986/03/24 Use The Configuration Number To Order Parts For Articulated Dump Trucks{7567}
1986/03/24 New Air-To-Air Aftercooler Arrangements Used On Truck Engines{1063}
1986/03/24 Screens Added To Inlet Air Manifolds{1058}
1986/03/24 Improved Cylinder Head Gasket{1101,1201}
1986/03/24 Incorrect Connection Of Battery Charger Can Open Circuit Breaker And Damage Woodward 2301 Governor Control{1400,1401,4450}
1986/04/07 Requirements For Shipping Wet Batteries In The U.S.{1401,7500}
1986/04/07 Adjust Bridge Whenever Valve Clearance Adjustments Are Made{1121,1105,1100}
1986/04/07 Troubleshooting Solid State Suppressors{4467,4466,4450}
1986/04/07 New Bracket Used In Air Compressor Lines Group{1803,1804,1800}
1986/04/07 Fuel Injection Timing Changed To 15° With New 3.5° Timing Advance{1206,1272,1292}
1986/04/07 New Index Lists Engine Special Instructions By SMCS Code{1000,0374}
1986/04/07 Bleed Screw Washer (Seal) Must Be Replaced If Bleed Screw Removed From Fuel Nozzle{1254}