Dowtherm 209 Full-Fill Coolant
Usage:
All Engines
Reports indicate that cylinder block and liner pitting have occurred on some engines using Dowtherm 209 Full-Fill in the cooling system. Caterpillar cooling system conditoner and coolant conditioner elements are not recommended for use in cooling systems using Dowtherm 209 Full-Fill. Contact the Dowtherm distributor to obtain their recommendation for the correct cooling system conditioner and coolant conditioner elements.
Caterpillar cooling system conditioner and coolant conditioner elements are effective at reducing corrosion and pitting in cooling systems using ethylene glycol based coolant.
Caterpillar Information System:
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 Over Fueling Spring No Longer Used In Governor
1985/03/01 Cross Link Between Fuel Racks Has Smoother Surface
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