Improved Seal Rings For Turbine End Of Turbochargers{1052}
Usage:
AiResearch and Schwitzer Turbochargers
Description of Change: The material used in the seal rings on the turbine end of AiResearch and Schwitzer turbochargers has been changed from iron to a chrome alloy. The new material has more resistance to heat and wear than the former material.
Adaptable As: Direct replacement as shown in the chart.
Caterpillar Information System:
1978/07/03 Use New Seal Drivers To Install Primary Seals In Vickers Pumps{0622}
1978/07/03 Use The Drive Sleeve On The Fuel Injection Pump Camshaft Only One Time{1286,1256,1251}
1978/06/26 Fluid-Type Vibration Damper Now Used Instead Of Rubber-Type Damper{1205}
1978/06/26 A One-Piece Spring Seat Is Now Used In The Governor{1264}
1978/06/26 New Dashpot Spring Gives A Reduction In "Overshoot"{1264}
1978/06/26 Do Not Use Plastic Tubing And Compression Fittings Without An Insert As A Fuel Supply Line{1274}
1978/06/26 Changes Made To Warning Plates, Decals And Service Literature For Caterpillar Machines{7405}
1978/06/26 Mounting For Transmission/Torque Converter Oil Cooler Improved To Decrease Vibration{1375}
1978/06/19 Grind Material From Boss On Parts Service Cylinder Block To Give Clearance For Starting Motor Mounting Bolt{1201,1453}
1978/06/19 5P8700 Lifting Brackets Permit Cylinder Head Assembly To Be Removed And Installed{0644,1100}
1978/06/19 New, Stronger " Drive Ratchet Available{0610}
1978/06/19 Lubrication For A Rebuilt Engine{0374,1000}
1978/07/03 New BrakeSaver Rotor Support Prevents Damage To Seals And Stator{1155}
1978/07/03 New One-Piece Flywheel Housing Gasket{1157,1201}
1978/07/03 Disconnected Air Cleaner Hose Can Cause Engine Damage{1058,1051}
1978/07/10 New Flange-Type Seal Used At Rear Of Crankshaft{1161}
1978/07/10 Drill Hole In Handle Of Early 5P3520 Spanner Wrenches For Use With 5P8675 Extension Handle{0620}
1978/08/07 Four New Contact Points Added To 5P6524 Engine Timing Indicator Group{0653}
1978/08/07 New Glow Plug Wiring Harness Prevents Short Circuit{1403}
1978/08/07 Remove Fuel Injection Nozzles Before The Bottom Surface Of A Cylinder Head Is Cleaned{1254,1101}
1978/08/21 Take Advantage Of The Assembly Procedures And Specifications Charts{0374}
1978/08/21 Overlap Joint On Crankshaft Front Seal Ring Prevents Leakage{1160,1202}
1978/08/21 Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622}
1978/08/21 Improved Guide Pin For Fuel Injection Pump Lifters{1251}