New Design Exhaust Gasket Used In Air Lines Group{1061}
Usage:
3406 Truck Engine ( 92U );
3408 Industrial Engine ( 67U );
3408 Truck Engine ( 28V );
768C Tractor ( 2X );
769C Truck ( 1X );
988B Loader ( 50U)
Description of Change: A new design exhaust gasket is used in the air lines group for the above models. The new gasket has a double bead around the center opening to give a better seal against exhaust leakage. The former gasket had only a single bead around the center opening.
Adaptable As: The new 8N2431 Gasket is a direct replacement for the former 4N1724 Gasket which is canceled.
Location of gaskets.
Caterpillar Information System:
1979/04/30 Liner Seat Insert Now Available{1217}
1979/04/30 Improved Gasket Now Used Between The Flywheel Housing And The Cylinder Block{1157,1201}
1979/04/30 Seals (Double-Lip Type) Made Of Viton Material Are Now Used In Vickers Pumps Which Have Steel-Backed Bronze Plates Between Rotor And End Plates{5055}
1979/04/30 New Ring Gears Used In Flywheel Assemblies{1158}
1979/04/30 The Service Life Of A Power Shift Transmission Is In Direct Relation To The Maintenance Of Its Lubrication System{3004,3179,3150}
1979/04/30 2P8316 Dowel Now Available For Parts Service{0652}
1979/04/30 New " Drive 6V94 Universal Joint Is Available{0612,1253}
1979/04/23 Dowtherm Test Strips No Longer Available{0651,1350}
1979/04/23 Inspection Of Oil Pump After Long Periods Of Service Can Prevent Engine Damage{1304}
1979/04/23 New Oil Cooler Bonnets Used On 3408 And 3412 Engines{1378,1354,1380}
1979/04/23 Careful, Correct Installation And Maintenance Of Fuel Injection Lines Is Very Important To Prevent Possible Engine Damage, Fire And Other Problems{1252}
1979/04/16 90° Elbows On Quick Disconnect Couplers Make Installation Easier{0690}
1979/05/07 New 6V116 Water Sleeve Removal Tool Is Available{0621,1101}
1979/05/07 New Hose Assembly Will Give Longer Service Life With High Oil Temperatures{3314}
1979/05/07 Part Numbers Of Bearings To Use For Service Replacement In Fuel Injection Pump Housings For Sleeve Metering Fuel Systems; Correction To Special Instruction For Installation.{1253}
1979/05/07 Change In Part Number Of Water Temperature Regulator Used In Attachment Oil Cooler Groups{1355,1378}
1979/05/07 An Ammeter Calibration Group Is Now Available{0651}
1979/05/07 New Oil Pump Has Improved Relief Valve For Better Pressure Control{1304}
1979/05/07 Serialized Attachments Added To Machine Parts Books{0375}
1979/05/14 New BrakeSaver Manifold Prevents Oil Leakage{1155}
1979/05/14 How To Adapt The 5P1759 Tachometer Drive Group (Dealer Tool) To D9H Tractors, 594H Pipelayers And D353 Engines Equipped With Electric Hour Meters When Engine RPM Must Be Checked{0654}
1979/05/14 5P3519 Piston Ring Gauge Has Improved Design For Better Accuracy And Easier Use; Corrected Information For Use On Pistons That Have Two Ring Grooves{0653,1214}
1979/05/14 New Filler Bands Give A Better Seal Between The Cylinder Liners And Cylinder Block{1201,1216}
1979/05/14 Two Fuel Pressure Pumps Are Available To Increase Fuel Pressure{1250,1295}