1980/01/23 Caterpillar


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

Usage:


1693 (65B) Truck Engines;
D343A;
D346 (39J, 40J);
D348 (36J, 38J);
D349 (61P, 62P);
D353E (46B, 47B);
D379B (68B, 69B);
D398B (66B, 67B);
D399 (35B, 91B) Industrial and Marine 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:

1980/01/23 New Fuel Injection Nozzle Assembly Used
1980/01/23 Cooling System Improvements Prevent Expansion Tank Leakage
1980/01/23 General Information-Diesel Fuels In Cold Temperature Operation
1980/01/23 New Raw Water Engine Oil Cooler Is Used
1980/01/23 Fuel Sulfur-Your Diesel's Silent Enemy
1980/01/09 New Exhaust Valve For Special Engine Applications
1980/01/09 New Linkage Kits With Improved Parts Are Available For Repair Of Front Power Takeoff Clutches
1980/01/09 List Of Service Publications
1980/01/09 Too Much Clearance For Exhaust Valves Can Cause Wear To The Camshaft Lobes And Valve Lifters
1980/01/09 Fuel Heaters Are Now Available For Field Installation
1980/01/09 Improved Ring Seal Used At Rear of Crankshaft
1980/01/09 Crankcase Capacity Increased; New Dimensions For Marks On Oil Level Gauge
1980/01/23 A Spring With A Lower Rate Is Now Used In The Fuel Filter Group To Give Less Fuel Pressure
1980/01/23 Extended Shafts Now Available For Front Power Takeoff Units
1980/02/06 Use The Correct Water Temperature Contactor
1980/02/06 Real Value Available Through Caterpillar Remanufacturing Programs
1980/02/06 New Cylinder Liner Has Improved Design To Keep Liner Temperatures Lower
1980/02/06 Change To Gear On Accessory Drive Shaft Assembly Gives Longer Service Life
1980/02/06 List Of Service Publications
1980/02/06 Oil Drain Hole Added To Spacer Plate Cylinder Block To Permit Use Of Scroll Fuel System
1980/02/27 Identification Of Fuel Injection Lines And Nozzle Bodies For Different Combustion Systems
1980/02/27 New Piston Groups Have The Piston Pin Bore Off-Center, Away From The Thrust Side Of The Piston
1980/02/27 New Attachment Air Compressor Group and Lines Groups Have Improved Design
1980/02/27 How To Check Operation Of Hydramechanical Shutoffs On D379B, D398B, D399 Engines
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