New Wear Sleeve Available For Alternator Drive Pulley{1400,1405}
Usage:
776B, D11N Tractors, 777B, 785, 789 Trucks;
3500 Family Of Engines Equipped With Alternators
Description of Change: A new wear sleeve is available to repair the larger pulley in the alternator mounting groups used on the above machines and engines. The lip-type seal in the front drive housing can cause a groove to be worn into the sealing surface of the alternator drive pulley. The groove could allow oil leakage. The new wear sleeve can be used to repair the pulley so that it can be reused.
Adaptable To: The new 1U7801 Wear Sleeve can be installed on the 7N5626 Pulley in the alternator mounting groups used on the above machines and engines. Special Instruction, Form SMHS6915, provides information about the installation of wear sleeves.
Caterpillar Information System:
1988/02/15 CXP Fluids Available From Caterpillar Inc.{0645,1318,1395,3000,4050}
1988/02/15 Hydraulic Test Bench Fittings Can Be Adapted To Quick Disconnect Fittings{0600,0784,5050}
1988/02/15 Assembly Of Face Seals And Connectors{0738,1250,4300,5050}
1988/02/08 New Transmission And Engine Oil Cooler Has Rubber End Sheets{1375,1378}
1988/02/01 New Shaft Used In Auxiliary Sea Water Pumps{1371,1389,1350}
1988/02/01 Replacement Gaskets Available For "V-E" Electrical Connectors{7553}
1988/02/01 New 1U7646 Coupler Available To Connect 1 "-12 Threaded Studs{0700}
1988/01/25 New Engine Oil Coolers Have Rubber End Sheets {1378}
1988/01/25 8T5314 Socket Adapter Available To Correctly Install Alternator Pulley Nut {0601}
1988/01/25 New Bearings Available For Reverse Idler Gear {3300}
1988/01/25 New Microfiche Shows Part Numbers And Locations Of Decals And Stripes {0374,7557}
1988/01/25 New Undercarriage Reconditioning Bulletin-Sealed And Lubricated Track Servicing Procedure For Non-Restrained Track {4150,0374}
1988/02/15 Servicing And Programming PEEC Truck Engines Equipped With Kysor® Shutdown System{1250}
1988/02/22 Correct Procedure To Weld Bucket Tip Adapters To Base Cutting Edge Of Bucket{6803}
1988/02/22 Analyzing Caterpillar And Competitive Antifreezes For Amount Of Silicates{1350,1395}
1988/02/22 Fluid Sampling Tools For Non-Pressurized Compartments{0786}
1988/02/22 New 1U8271 Timing Advance Holding Tool Available{0766}
1988/02/22 Product Support Literature Available For Electronic Modular Control Panels Used On SR4 Generators{0374,4450,7002}
1988/02/22 Cold Weather Starting{1213,1250,1274,1450}
1988/02/22 New Crankshaft Assembly Used{1202}
1988/02/22 Replacing 6.25" Bore Marine Engines and 6.25" Bore Petroleum Engines With The 3500 Family Of Engines{1000}
1988/02/29 Oil Levels In Caterpillar Machines{7560}
1988/02/29 I.S.O. (International Standards Organization) Graphic Symbols Used On Hydraulic Schematics{0113,0374,5050}
1988/02/29 List Of Engine Wall Charts Available{0374,0375,1000}