New Exhaust Manifold Shield Adds Uniformity To 3500 Machine Engines{1067}
Usage:
D11N (74Z, 4HK) Track Type Tractors;
776B (6JC),
776C (2TK) Tractors;
777B (3NF, 4YC),
777C (4XJ) Trucks;
5130 (7TJ, 5ZL) Excavators
Description of Change: A new exhaust manifold shield has replaced a former exhaust manifold shield used on the 3508 Machine Engines. The new exhaust manifold shield reduces the number of shields used in the 3500 Machine Engines.
Adaptable To: One new 7W-4961 Exhaust Manifold Shield Assembly is a direct replacement for two of the former 7W-8048 Exhaust Manifold Shield Assemblies. The former shields were arranged in pairs on the 3508 Machine Engines. The former shield is cancelled.
Caterpillar Information System:
1995/07/24 Correct Amount Of Oil For Vibratory Bearing Reservoir{6645}
1995/07/24 New Propel Pump Manifold Gasket Improves Service Life{5070,4350}
1995/07/10 Caterpillar Long Life Coolant/Antifreeze Identification{1395}
1995/07/10 Electrical System Updated, New Component List Available{1400,1406,1450}
1995/07/10 Bonded And Riveted Brake Shoes And Lining Kits Are Available For Servicing 120-4931 And 120-4932 Service Brake Groups{4253,5251}
1995/07/10 Longer Bolts And Spacers Used To Retain The Bearing Cage In The Transfer Gear Group{3159}
1995/07/03 Flexible Braided Steel Hose Maintenance {1307,1380,1803}
1995/07/03 New Electronic Sensor Group (Speed/Timing Sensor) Used {1912}
1995/07/03 New Bolts With "Lock-Patch" Used In Front Timing Gear Groups {1206}
1995/07/03 New Exhaust Manifold Has Higher Temperature Capability {1059}
1995/07/03 Interface Seal Available For 70 Pin Connector Between Electronic Unit Injector (EUI) Wiring Harness And Electronic Control Module (ECM) {1408}
1995/07/03 New Liner Seat Inserts Allow Engine Cylinder Blocks with Deeper Liner Seat Cracks To Be Salvaged {1201,1217}
1995/07/31 New Fuel Sender Provides Increased Reliability{7481}
1995/07/31 New Hitch Control Retains Engine Speed And Eliminates Hitch Ratcheting{5100}
1995/07/31 Carriage Rotate Pivot Pin Now Available From Part Service{6408}
1995/07/31 New "High Efficiency" Fuel Filters Help Prevent Worn Injectors{1261}
1995/08/07 Rear Suspension Ride Height Has Changed{7213,3278}
1995/08/07 Brake Release Pump For Towing Is Available{4354}
1995/08/07 Description Of Service Code Information{7450,7569}
1995/08/07 Improved Payload Measurement System Pressure Sensors{7494,1901}
1995/08/07 Selecting The Correct Turbocharger And Wastegate Orifice For 3500 Engines Used In 793 Trucks{1052,1057}
1995/08/07 Selecting The Correct Turbocharger, Wastegate Orifice, And Personality Module For 3500 Engines Used In 793B Trucks{1052,1057,1902}
1995/08/07 Improved 1U-7430 Front Crankshaft Seal Installer Available{1160}
1995/08/07 Injector Solenoids on Engines Equipped with EUI Are Not Polarity Sensitive{1259}