1985/03/01 Caterpillar


Cross Link Between Fuel Racks Has Smoother Surface

Usage:


All 3408, 3408B And 3412 Industrial, Marine And Generator Set Engines

Description of Change: The cross link, used between the fuel racks on the above engines, now has a smoother surface. The smoother surface on the fuel rack cross link reduces wear between the slot and fuel rack cross link.

Adaptable As: The new 4N1572 Rack Link can be adapted to all of the above engines. The 4N1572 Rack Link with the smoother surface can be identified by the marks on the link. See the illustration.


Identification marks on the new 4N1572 Rack Link.

Caterpillar Information System:

1985/03/01 Dowtherm 209 Full-Fill Coolant
1985/03/01 Input Shaft And Flange Available As An Assembly; Makes Alignment Easier
1985/03/01 New Transmission Control Valve And Pressure Relief Valve Are Used With High Flow Oil Pump
1985/03/01 Increased Preload Used In Air Shutoff Actuators
1985/03/01 New Crankshaft Seal Groups Used On More 3400 Series Engines
1985/03/01 New Drive Coupler Kit Used On Altronic Magneto
1985/03/01 Use The Correct Oil In Natural Gas Engines
1985/03/01 New Cooling System Temperature Regulator Available
1985/03/01 Bleed Holes On Parts Service Cylinder Heads
1985/03/01 New Pressure Conversion Chart Available
1985/03/01 Do Not Weld On Painted Surfaces
1985/03/01 Exhaust Clamp Nut Now Serviced Separately
1985/03/01 New Air Cleaner Element Creates Less Restriction
1985/03/01 Installation Of Heli-Coils In Holes With Damaged Threads
1985/04/01 Check Cylinder Block And Head Flatness Whenever There Is A Head Gasket Failure
1985/04/01 Several Types Of Automatic Voltage Regulators (AVR) Used In SR4 Generators
1985/04/01 Crankcase Explosion Relief Valve Kit Available
1985/04/01 Changes To Exhaust Manifolds Help Prevent Broken Studs
1985/04/01 New Turbocharger Oil Supply Tube Assembly Used
1985/04/01 Use Of Fuel Injection Timing Information In The "Fuel Setting And Related Information" Microfiche
1985/04/01 Improved Vibration Damper Guard Group Has Flexible Mounting
1985/04/01 Information For Ordering kPa or Dual Scale Gauges
1985/04/01 Preferred Locations For Water Temperature Protection Devices
1985/04/01 New Main Shaft Bearing Assembly Has Reduced End Play
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