1980/01/07 Caterpillar


8N1831 Fuel Nozzle Assembly Now Approved For Use In 1693 Truck Engine; Chart For Applications Of 8N1831 And 7N5005 Fuel Nozzle Assemblies {1254}

Usage:




1693 Truck Engines

Description of Change: The 8N1831 Fuel Nozzle Assembly is now approved by the Environmental Protection Agency (EPA) for use in 1693 Truck Engines.

Adaptable As: The 8N1831 Fuel Nozzle Assembly is a direct replacement for the former 7S1059 Fuel Nozzle Assembly which is canceled. For a list of models that use the 8N1831 Fuel Nozzle Assembly or the 7N5005 Fuel Nozzle Assembly in place of the former 7S1059 Fuel Nozzle Assembly, see the chart that follows.

Caterpillar Information System:

1980/01/07 Important: XT3 And XT5 Hose Assemblies Must Be Fabricated And Installed Correctly For Maximum Service Life {5057}
1980/01/07 New Exhaust Valve For Special Engine Applications {1104,1105}
1980/01/07 Fuel Heaters Are Now Available For Field Installation {1296}
1980/01/07 Do Not Use 5B1161 Wire To Check Main Bearing And Connecting Rod Bearing Clearances; Use Plastigage {0653,1203,1219,1230}
1980/01/07 Three New Pressure Gauges Are Now Available {0651}
OPERATING ENVIRONMENT-AND ITS EFFECT ON SR4 GENERATORS Operating Environment - And Its Effect On SR4 Generators
C4.4 Industrial Engine and C4.4 Engine for Genset Electrical System - (Interactive) C4.4 Industrial Engine and C4.4 Engine for Genset Electrical System - (Interactive)
C18 Generator Set with EMCP3 Electrical System 276-4751 C18 Generator Set with EMCP3 Electrical System 276-4751
C15 Off-Highway Truck Engine Electrical System 236-6230-03 C15 Off-Highway Truck Engine Electrical System 236-6230-03
3500B and 3500C Locomotive Engine Electrical System 254-5452-05, 155-2555-04 3500B and 3500C Locomotive Engine Electrical System 254-5452-05, 155-2555-04
3500B Industrial Engine Electrical System 254-5451-03 3500B Industrial Engine Electrical System 254-5451-03
3512B Oil Well Servicing Engine Electrical System (Serial # 2AF463-UP) 254-5450-01 3512B Oil Well Servicing Engine Electrical System (Serial # 2AF463-UP) 254-5450-01
1980/01/07 Improved Ring Seal Used At Rear Of Crankshaft {1161}
1980/01/14 Use The FT1481 Bracket To Hold The 1P2371 Micrometer In Position During Bore Size Measurement{0655,0663}
1980/01/14 New Raw Water Engine Oil Cooler Is Used{1378}
1980/01/21 A Spring With A Lower Rate Is Now Used In The Fuel Filter Group To Give Less Fuel Pressure{1261}
1980/01/21 New Piston Groups Have The Piston Pin Bore Off-Center, Away From The Thrust Side Of The Piston{1214}
1980/01/21 Cooling System Improvements Prevent Expansion Tank Leakage{1354,1380,1153}
1980/01/21 Extended Shafts Now Available For Front Power Takeoff Units{3055}
1980/01/21 New Fuel Injection Nozzle Assembly Used{1254}
1980/01/28 New 6V199 Socket For Use On Fasteners In Areas With Limited Clearance{0612}
1980/01/28 Installation Procedures For 5N5880 Remote Shut-Off Group And 5N6336 Oil Pressure Indicator Gauge Group{7418,7403,7455}
1980/01/28 New Attachment Air Compressor Group and Lines Groups Have Improved Design{1065}
1980/01/28 Oil Drain Hole Added To Spacer Plate Cylinder Block To Permit Use Of Scroll Fuel System{1201,1221}
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