New Fuel Injection Nozzle Assembly Used
Usage:
3304 and 3306 Industrial and Marine Engines
Description of Change: A new fuel injection nozzle assembly is used on 3304 and 3306 Engines except 3306 Truck Engines. The new nozzle assembly uses an improved spring retainer which has a smoother wear surface. The new nozzle assembly will give a longer service life.
Adaptable To: All earlier 4.75" bore engines. The new fuel nozzle assemblies shown are not available for parts service separately. The are a part of the fuel valve service groups which are available for these engines.
Caterpillar Information System:
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
1980/01/09 If Malfunction Of The Engine Fault Light In The Control Panel Of SR-4 Generators Is A Problem, A Toggle Switch Can Be Used In Its Place
1980/01/23 8N1831 Fuel Nozzle Assembly Now Approved For Use In 1693 Truck Engine; Chart For Applications Of 8N1831 And 7N5005 Fuel Nozzle Assemblies
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