1995/03/13 Caterpillar

New Air Cleaner Group Uses Radial Seal Air Cleaner Elements{1051,1054}

Usage:

776B (6JC),
776C (2TK) Tractors;
777B (4YC),
777C (4XJ) Trucks

Reference: Service Magazine; June 22, 1992; Page 4; "New Radial Seal Air Filter Elements And Conversion Kits Available For Parts Service".

Description of Change: The new air cleaner group on the 776C Tractors and 777C Trucks uses radial seal air cleaner elements. These air cleaner elements provide improved sealing between the air cleaner housing and the element. Radial seal air cleaner elements can be replaced without the use of tools.

Adaptable To: The new 106-7119 Air Cleaner Group replaces the former 2W-1035 Air Cleaner Group on these machines. The new air cleaner group is in effect with 776C (2TK1) Tractor and 777C (4XJ1) Truck.

The differences between the new 106-7119 Air Cleaner Group and the former 2W-1035 Air Cleaner Group are identified in the chart and illustration. The former 2W-1035 Air Cleaner Group can be converted to use the new 106-3969 Primary Element Assembly and 106-3973 Secondary Element if all the new components identified in the chart are used together to replace the former components identified in the chart.

Locations of new components.

Caterpillar Information System:

1995/03/13 Alternator And Air Conditioner Pulley Guards Are Now Available{7168,7320,7174}

1995/03/13 Smaller Slot In The Neutral Start Switch Plate Increases Service Life Of Neutral Start Switch{1424}

1995/03/06 "Narrow Flange" Cylinder Liner Available For Service Repair {1216,1201}

1995/03/06 Jacket Water Pumps Now Include New Tapered Roller Bearings {1361}

1995/03/06 Cracks In Phenolic Water Pump Impellers In Remanufactured Water Pumps {1364}

1995/03/06 Charge And Differential Pump Group Repair Kit Contents {4130,4134,4344}

1995/02/27 Installation Instructions For Pump Drive Coupling {3279,3252}

1995/02/27 Oscillation Shaft Now Induction Hardened {6604}

1995/02/27 Brake Assembly In Drum Drive Motors Has More Discs And Plates {4267}

1995/02/27 Reinforced Wheel Rims Available Resist Damage {4209}

1995/02/27 Repair Kit Is Now Available To Improve Seat Cushion Beading {7312}

1995/02/27 Steering Pump Has Additional Serviceable Parts {4306}

1995/03/13 New Intermediate Cylinder Assembly Is Used In The Hoist Cylinder Group{5102}

1995/03/13 List of Information Release Memos on Cat® Remanufactured Products Since July 1993{7754,0374,0376}

1995/03/20 Caterpillar Standards for Electrical Schematics{1400}

1995/03/20 New R-134a Air Conditioning For Backhoe Loaders{7320}

1995/03/20 New Wheel Rim Assembly Provides Clearance Between The Brake Caliper And Valve Stem For Inflation{4201,4202}

1995/03/20 Steering Tank Screen Is Furnace Brazed For Longer Service Life{4332,5068}

1995/03/20 Improved Tube Assemblies & Bracket Used To Prevent Leaks{4324,4304,4307}

1995/03/27 All-inclusive Electrical Schematic Listing{1400}

1995/03/27 New Crankshaft Damper Assembly Used{1205}

1995/04/03 New Final Drive Bearings Give Longer Service Life And Are Easier To Install{4055,4092}

1995/04/03 Improved Piston Assemblies Prevent Cylinder Assembly Damage{5102}

1995/04/10 New Splined Circle Drive Group Provides Improved Performance {5207}